2m antenna tuner. Common connector for both bands 2m and 70cm.
2m antenna tuner Seriously, if you are not on a budget, Diamond and Comet make excellent 2m/440 antennas in several gain configurations. 11m-10m-6m could be covered with one antenna, 2m-MUSR-70cm-GMRS with another, and 1. 0 mHz)Antenna, horizontal stand off, Mast and Vertical mounts included!!. Built-in Cross-Needle SWR/Wattmeter measures SWR, forward and reflected power in two ranges: 300 or 30 Watts. Antenna tuners are known by many names—matchbox, transmatch, coupler, matching network, antenna tuning unit, ATU, or simply a tuner. Sep 30, 2008 · I know centerfed dipoles will generally work well on the fundamental frequency and the 3rd harmonic (and to a lesser extent, with higher odd numbered harmonics). Amateur Radio GMRS/Recreational Commercial Radio Amateur Radio GMRS/Recreational Commercial Radio Get in touch with us. 4 4-40 stainless screws qty 8 4-40 stainless nuts 50 ohm coax Length to suit An inexpensive and readily available way to get 14 ga. The 40M, 15M and 10M coils come with the antenna. can I tune it up, then disconnect the antenna line and analyze? Just curiosity and playing around at this point really as I trust the AH-4 to tune well regardless of the antenna. Free Shipping - Yaesu ATAS MICRO Manually Tuned Portable Antennas with qualifying orders of $99. Don Direct Sampling Brought to the VHF/UHF World Built with the VHF/UHF weak signal operator in mind, the IC-9700 is an RF direct sampling receiver for 2m and 70cm. The tuner gives the transmitter the 50 Ohm match that it expects. I was looking at this antenna, but another ham told me that I need 1/4 wave or 5/8 w Tuning Your Antenna By L. Choose from manual and automatic tuners in a wide variety of power outputs from 200 watts to 1,500 watts. Then the antenna will deliver a good SWR on both bands. Amateur Radio, Antenna Theory, Homebrew Antennas, Hidden and Stealth Antennas, CC&R's, and Antenna restriction. Whether you have a balanced, unbalanced, or single-wire antenna, our antenna tuners offer impedance-matching capabilities for more efficient power transfer. Shop HF Stealth Antenna Systems at DX Engineering. A 2m piece of wire would be a longwire for 2m. General Information The MFJ-949E is a 300 watt RF output power antenna tuner that will match any transmitter or transceiver to virtually any antenna. To secure the antenna, I used the handle of my GR1 backpack. These antennas are vertically polarized, covering basic 2m and 70 cm simplex and repeater operating. To take full advantage of your 991A these are the types of multi-band, lower cost antennas you'll need to evaluate. Works with base and mobile radios!Ideal for 1 to 100 watts of power!Easy to mount. How to Tune Your Antenna With an SWR Meter So you've got your ham radio all set up and you're ready to start chatting, but first things first - you need to tune your antenna. 2m / 27ft and a coil for the 30-meter band. Products :: HF Amplifiers, 2m Amplifiers, 6m Amplifiers, Antenna Tuners, Power Supplies When bypassing the external tuner for the 2m/70cm antenna, I was expecting at least something to register on the radio's SWR meter, but its dead flat - zero action. Luckily, the company that made my 10-80 end-fed half-wave antenna provides a wire drop-in replacement for 15/30-meter bands. If your tuner is getting hot, you have something wrong in the antenna system, and are exceeding the design limits of the tuner. Sales, Supplies, and Service. 5dBi 5/8 wave x 2 Nov 8, 2020 · 2) On the other antenna connector on the radio, I have a Diamond V2000 which is a multi-band vertical antenna covering 6M, 2M, and 70cm. Quality. Some folks may argue for just Free Shipping - COMPACtenna Model CB/2M/440 Multi-Band Antennas with qualifying orders of $99. Some DIY designs incorporate two connectors, a multi selectable switch, a tapped coil inductor, and an air variable capacitor. A poorly tuned antenna can reflect nearly 50% of your radio's power back into your equipment. Need any assistance? We’re here to help! Don’t hesitate to reach us for any questions or concerns […] Sep 29, 2022 · I understand many hams use antenna tuners for their HF rigs but wonder if there are antenna tuners used for VHF or even UHF? If so, would they help to tune a dual band 2m/70cm antenna for use with a GMRS radio? Sorry if this is a dumb question. 5inchs Magnetic Mount, W/13ft RG58 Cable PL-259 UHF Male Mag Mount Find Parts and Accessories 2 meter 440 base antenna KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! MFJ Enterprises Inc , Ameritron , Hy-Gain , Hygain,Cushcraft , Vectronics , Mirage , MFJ, MFJ Enterprises , Antenna,Radio , Ham Radio , Amateur Radio , Tuner,Analyzer Aug 5, 2008 · Higher frequency means shorter antenna. The UHV-6 is designed to be lip mounted using the CP-5M or HD-5M (coax included). Wasn't sure what that indicated but I at least expected some flicker of activity. Two Antenna Connectors (HF/50 MHz, 144/430 MHz) Optional FC-40 Automatic Antenna Tuner (for long wire antenna) is connectable Optional ATAS-120A Active Tuning Antenna is connectable * Data FR mode (high speed data communication mode) is not supported, and transmission and reception of image data by C4FM digital is not possible. Palstar AT2KD 1. 12 Volt Power is the North American Distributor for COMET brand antenna products designed, manufactured and quality controlled in Japan. MFJ 921 Dual Band VHF Antenna Tuners cover 2-meters and 220-MHz. Black aluminum cabinet measures Get the best deals for 2m Antenna Tuner at eBay. Jul 5, 2015 · A T-tuner, properly used, is about 95% efficient, and a switched-L tuner (like most auto-tuners) is about 98% efficient. Dec 8, 2006 · The common thinking is that any 2M antenna is fairly close out of the box, and that has been my feeling on the Diamond products. Their built-in SWR/Watt meters measure SWR in two power ranges: 300 or 30-watts PEP. Sturdy construction for high winds locations. Arrow antenna makes a 2m/440 j-pole, which at $49. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Antenna tuners are known by many names—matchbox, transmatch, coupler, matching network, antenna tuning unit, ATU, or simply a tuner. This loss can be avoided by tuning the antenna at the feed point, where the antenna radiates. Shop now for fast shipping and easy returns! Free Shipping - MFJ-924 UHF Antenna Tuners with qualifying orders of $99. 5m would make it resonant (instead of anti-resonant, even ¼wl multiple, high-Z) so it wouldn't need a transformer. Learning how to tune an antenna is critical for About MAG-270 - Mag Mount & Dual Band Antenna (2m & 70cm) Magmount antenna ideal for simple plug and play mobile Terminated in a PL259 pre tuned for 2m and 70cm Key Features/Specifications: Type: Dual band mobile 2m 1/4 wave 70cm 5/8 Frequency: 144-146/430-440MHz Gain: 70cm 3. The IF receiver consists of a single, down conversion for 23cm that is between 311 – 371MHz. The MFJ-921 VHF ATU is a reliable tuner that ensures optimal V-SWR and provides filtering capabilities. Double-duty! Jul 4, 2023 · Here's an easy one evening tuner project for the 2 Meter Amateur Radio Band. Designed to match a wide range of impedances for both mobile/base operation. ***Total purchase would be 7300 + HF Antenna + 2m/70cm +2m/70cm Antenna 991A - Has internal tuner, but I believe you need an external sound card for digital transmission and audio decoding. These tuners play a crucial role in optimizing the performance of antennas by matching the impedance between the antenna and the transmitter or receiver. Feb 28, 2014 · You would need no antenna tuner if you have a resonant antenna. 5 mHz** adjustable. Strength. 0 mHz / 420. Then you have to tune it for transmit — tuners are uncommon above HF, so the antenna would have to be trimmed. 5:1 or better Power: 100 Watts Fitting: 3 The MFJ-924 440 MHz VHF Antenna Tuner covers 440 MHz. Find great deals on eBay for 2m Antenna Tuner. It has a mechanical length of 8. World's Largest Supplier of Amateur Radio, Ham Radio, and Communication Equipment. R&L Electronics : Yaesu - Amplifiers and Preamps Antennas Antenna Accessories Antenna Mounts Antenna Tuners Books Cable, Coax, Wire Connectors Manuals, Operation Service Misc Power Supplies Radios Radio Accessories Test Equipment Tools Tower Tubes Ham Radio, Amateur Radio, Kenwood, Yaesu, Icom, MFJ, LDG Electronics, Jetstream 2 Meter & 70cm UHF VHF Dual Band 144/430MHz NMO Mount Antenna with 16. Our cutting-edge technology guarantees an exceptional communication experience that you can depend on. 5:1 or better Power: 100 Watts Fitting: 3 I am looking to buy my first mobile antenna, for use with a 2m/70cm HT in the car. If you do not have the KXAT3 option installed, your kit will include an adapter board to install in place of the KXAT3. I'm primarily interested in GMRS right now but I'd like to futureproof myself for getting into 2m/70cm in the future. 95 Add to Cart Jetstream JTGDOG - 6 pack gray nylon dog bone antenna insulators For wire antennas and guying How to Use an Antenna Tuner Get maximum power to your antenna by learning how to hook up and use a tunner to properly "trick" your rig! Yes, "TRICK" YOUR RIG! WHAT IS AN ANTENNA TUNNER? You have to learn how to hook them up to your tranceiver properly and tune them correctly to make your radio " think" that it is feeding it's signal into a "perfect or near perfect 50 ohm laod called your 2-Meter Antenna You’ll get J-pole performance from this base station vertical antenna built with coat hangers and PVC pipe. I usually pull the antenna up on a 10m / 33ft fibreglass mast. Results vary from manufacturer due to use of copper strap or thin wire, roller inductance wire guage, and so on. The Shop Comet Antennas mobile antennas as well as compact HF vertical antennas, HF beam antennas, VHF/UHF base antennas, handheld and scanner antennas, and more! Find Antenna Tuners Desktop Antenna Tuner Location, 2 meters Lowest Band of Operation and get Free Shipping on Most Orders Over $99 at DX Engineering! Radioworld UK offers a wide selection of antenna tuners designed to optimise your transmission by matching your transceiver to the antenna system. Automatic tuners designed for shack use are not built to operate outdoors. However I don't know how to properly deal with the Larson. So for their HF antenna systems, many hams will use RG-59 or RG-6 because it’s cheaper than 50 Ohm RG-58 or RG-8, and any mismatch can be resolved by the tuner. are a true breakthrough in high power 2 meter amplifiers. 10 meters is the full wavelength of the that band, most antennas are a 1/4 wavelength. We would like to show you a description here but the site won’t allow us. 2 Firmware Programmed with Housing Assembled Machine with USB Cable（No Battery） Compatible with Radio Antenna Jan 31, 2021 · Mat-Tuner mAT-705 Plus The Mat-Tuner mAT-705 Plus is the first external ATU on the market that directly pairs with the Icom IC-705 via a control cable. Robert Sumption (N8RS) takes us through the design, construction, testing, and use of this valuable antenna accessory. The FT-991A internal antenna tuner tries to match the best combination in its electronic components (capacitors and inductors) to try to bring your radiant system between 16-150 Ohm (max. 5 to 1. They can be built into your transceiver, or they can be a separate, external device. VK5AJL - Project index. Shop now for fast shipping and easy returns! You would only need a tuner if you were using an antenna with a really small bandwidth or not designed for the band. Free Shipping - MFJ 969 Deluxe Versa Tuner II Antenna Tuners with qualifying orders of $99. Find Antenna Tuners Remote Antenna Tuner Location and get Free Shipping on Most Orders Over $99 at DX Engineering! The internal tuner in the FT-450D will tune, at best, an antenna with a 3:1 SWR. My aim was to put as much versatility into this tunerRead More Jul 21, 2021 · Malahit ATU-100 EXT Antenna Tuner 1. They do make tuners for VHF/UHF, like the MFJ-922, but reviews are very mixed. BUILD AN HF ANTENNA TUNER MAKE A HOMEBREW HF-VHF ANTENNA TUNER (It really isn't all that difficult. VEC-621 200 Watt 144/220MHz tuner with meter Dual Band VHF Antenna Tuner covers 2 Meters and 220 MHz's Built-in SWR/Wattmeter measures SWR in 2 Power ranges: 300 or 30 watts. They can be manually operated or automatically controlled with the push of a button. Jan 23, 2021 · FT-991A Antenna Tuner FAQ 1. MFJ-921 Dual Band VHF tuner covers 2 Meters/220 MHz. 95 is a bargain and an excellent antenna. Tuning Your Antenna By L. Use it to work local repeaters - so gain is not a consideration. Discover how to tune a ham radio antenna with Crate Club—your ultimate source for premium tactical, survival, and self-defense gear. Reviews For: MFJ-921 VHF Dual Band Tuner 144 - 220 MHz Category: Antenna Tuners/Matching Networks eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. Dec 12, 2005 · 144 MHZ BASE : R&L Electronics, Amateur radio sotre R&L Electronics : 144 MHZ BASE - Amplifiers and Preamps Antennas Antenna Accessories Antenna Mounts Antenna Tuners Books Cable, Coax, Wire Connectors Manuals, Operation Service Misc Power Supplies Radios Radio Accessories Test Equipment Tools Tower Tubes Ham Radio, Amateur Radio, Kenwood, Yaesu Apr 18, 2020 · Antenna tuners (more accurately referred to as “transmatches”) make great homebrew projects; they are reasonably simple to build and, when finished, provide a useful piece of equipment. To start measuring, all you need is a PC (tablet or smartphone) with Antscope installed and a USB cable to connect the VNA Zero II. 20 ish foot vert, might be a decent home option for city dwellers. It will give you low SWR with practically any antenna. Jun 18, 2018 · It’s good to also know that a 5/8 2m antenna is a near perfect 1/4 wave on 6m. Feb 13, 2023 · Here is the list of parts needed to build a 2 meter vertical antenna: 3/4″ PVC pipe – Length to suit 3/4″ adapter 8xMPT 3/4″THD Dome Cap SO-239 connector 6ft. This type of tuner has worked very well with the accompanying detector board to make a nice dx crystal radio. You will not need 1500 watts to make a repeater 80km away. The auto-tuner’s micro-controller uses software to both measure the transmit frequency, antenna impedance and SWR and to adjust the component values to minimize the SWR at 50 ohms input. 0dBd Length: 50cm VSWR: 1. Nov 25, 2014 · The best antenna is the one you just made a contact with. Pre-tuned to be resonant @ ~146. This design provides a quiet receiver due to Icom’s DSP technology. 15dBi 1/2 wave - 446MHz 5. It makes a great 2m/440 antenna. 2m Beam Another great antenna but 2m is pretty much line of sight can be loads of fun, Same issues at the 6m. Handles 200 Watts. The dual-band VHF/UHF antenna could be a Diamond X-50A, a Comet GP-3, or similar antenna. Find Antenna Tuners and get Free Shipping on Most Orders Over $99 at DX Engineering! Antenna tuners a wide range of options for maximum performance Discover the best antenna tuners on the market, carefully selected by WiMo! We offer a wide range of unbalanced and balanced options, from manual operation to automatic tuning. Manual tuners Oct 25, 2021 · Generally, 2m/70cm antennas don't need a tuner; you tune the antenna if needed and then its fine; most ham base antennas come pre-tuned. The KX3-2M or 4M PC board mounts on top of the KXAT3 Antenna Tuner board. We have over 32 years of experience designing and building antennas and systems to satisfy the ever expending communications needs. Achieving maximum power transfer between your rig and antenna load is crucial, and this tuner effectively addresses this requirement. The tuner part is where things get confusing. I've had one for several years. Jan 28, 2015 · In HF applications, the impedance mismatch can be further reduced by the use of an antenna tuner. Fun and Creative Vectronics VEC-621, TUNER, 2M/220 MHz ANTENNA TUNER - Perfect for Halloween Celebrations Tennessee America. The Comet CAT-283 is an antenna tuner for 125 - 210 / 400 - 450 MHz. Mar 8, 2021 · We often have to use an antenna tuner to adjust the antenna impedance at a particular operating frequency, and we need an SWR meter to see how we're doing. Its built-in SWR/Wattmeter measures SWR in 2 power ranges -- 300 or 30 Watts. The cross needle meter measures Forward Power, Reflected Power and SWR simultaneously. ) This page details several T-match tuners. American Made in Warren, Oregon USA! 2m / 70cm Vertical Dipole Antenna. Most SWR meters Find Antenna Tuners 2 meter 440 base antenna KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering!. The ultimate gain on both bands and wideband operation. The goal here is to put up a cheap, easy, and quick 2-meter antenna that is simple and unobtrusive, but works quite well. 0 - 450. The HT needs 50 Ω impedence. Their goal has always been to offer the most carefully designed, high performance antenna products. It took a bit more care to cut it exactly the way I wanted to, but I was being neurotic about it. Shop Antenna Tuners at DX Engineering. Tokyo Hy-Power Amplifiers. The MFJ-921 Dual Band VHF Antenna Tuner covers a broad frequency range from 144 MHz to 220 MHz, accommodating various impedances for coax-fed antennas. Lastly, don't skimp on coax, especially for vhf/uhf or your signal will be wasted both ways. Includes 2m/70cm, needs additional feedline/antenna. On a HF bands, a tuner is a necessary item. Let's concentrate on the first goal, using a single antenna to work multiple amateur bands. Question is would this antenna be of any use on the 10m and 6m bands ? Really don't wanna have a Quad band So I'm just starting to learn about ham radio, and I have a dumb question: Assuming a guy has an HF/VHF/UHF compatible radio, and a 10m antenna, can that same guy receive 2m/70cm signals via the 10m antenna? Can he transmit 2m/70cm signals via the 10m antenna? Or does a guy need a 10m-specific antenna for 10m stuff, and a 2m/70cm antenna for 2m/70cm stuff? Thanks in advance for humouring the The MFJ-986 is a rugged roller inductor antenna tuner that handles 3KW PEP SSB amplifier input power (1500 Watts PEP SSB output power). Connecting the SWR Meter To use an SWR meter, you'll connect it between your radio and antenna. 8 - 30 MHz continuously, including MARS and WARC bands. What is this Tuner for? Your FT-991A expects to transmit to a nominal 50 Ohm Antenna - however, this is not always possible. 0 mHz* and ~445. Note that I had issues with the first iteration of the mAT-705 and could not recommend it. Get the best deals for Antenna Tuner 2m at eBay. I use my 5/8 2m Larsen mag mount in my mobile on 6m - no tuner/tuning needed. Jun 10, 2012 · You don’t need to worry about tuning or using a tuner on the antenna. 5 FT UHF PL259 Male Plug Kit for Trunk Vehicle Car Transceiver Two Way Radio, Eifagur Add to cart HYS Amateur Dual-Band VHF & UHF Magnet Base Antenna for 2m/70cm Motorola Mobile Ham Radios & Repeaters with 3. At VUHF, the antennas are more often full size, single band, tuned once, parhaps at the factory (base collinears or yagis) or during installation (whips on cars), and then working well after Dec 29, 2024 · When you tune an antenna from your shack, losses in the coaxial cable can significantly increase. It was a semi-effective arrangement (actually, the handle sort of pulled the antenna toward the pack, which wasn’t ideal either–I eventually removed it). Whether you're operating on HF, VHF, or UHF bands, a quality tuner ensures maximum power transfer, reduced SWR, and improved signal clarity. Oct 12, 2015 · Dumb question probly but I'll ask anyway lol I have a TYT Quad band mobile (10m,6m,2m&70cm) currently connected to an NMO mounted BROWNING BR-180 antenna which is listed for 2m/70cm . It's possible to build a dual-band antennayou just start with a 2-meter antenna and then put in an inductive coil (trap) at the 70cm 1/4 wave (or 5/8 wave) distance. Built-in SWR/Wattmeter measures SWR in 2 power ranges: 300 or 30 Watts. This is the manual page for _other. Shop with confidence. A Homebrew Antenna Tuner Carefully Thought Out I decided to build a homebrew antenna tuner because I needed a passive pre-selector network to match an experimental end-fed wire antenna to my QS1R SDR receiver. You may tune to a low SWR with practically any antenna. By comparing them, you should be able to construct a tuner to your own particular requirements. Find top brands, exclusive offers, and unbeatable prices on eBay. Yaesu; FT-2500M 2-Meter FM Mobile Transceiver; Jan 95; Wilson, Mark AA2Z Yaesu; FT-3000M 2-Meter Mobile Transceiver; Nov 96; Lindquist, Rick KX4V Yaesu; FT-301D HF Transceiver; Oct 77; DeMaw, Doug W1FB Yaesu; FT-411E, 2-Meter Hand-Held Transceiver; Oct 92; Healy, Rus NJ2L Yaesu; FT-415, 2-Meter Hand-Held Transceiver; Oct 92; Healy, Rus NJ2L Apr 6, 2005 · It seems to me that tuning an antenna is just a function of cutting it to length to match the frequency desired, and generally the higher the frequency the shorter the antenna is. I used 1″ thin-wall PVC pipe, aluminum tape, and RG-8X coax. Dec 18, 2016 · On the VHF/UHF bands, antenna bandwidth is not as much of an issue. We stock 2-Meter Antenna You’ll get J-pole performance from this base station vertical antenna built with coat hangers and PVC pipe. So that puts the 3rd harmonic right in the middle (432-444 mhz) of the 70 cm band (420 - 450 mhz Upgrade your antenna tuning experience with the Comet CAT-283 – 250W Antenna Tuning Unit. Reliability. You can always check the SWR on 70cm just for grins. We compare top mobile, base, and Yagi antennas to help you boost your signal and reach farther. So based on that, I’d like to ask: can ANY and ALL 2m/70cm band antennas be shortened to perform well with GMRS on While the tuner takes care of all my antenna tuning needs very nicely, can I just use the NanoVNA THROUGH the tuner? i. Also for measuring your SWR and output power. However, using a manual tuner at the antenna is not very practical. A T network tuner often will show losses matching into very low impedance loads, especially on 160 meters. Dual Band VHF Antenna Tuner covers 2 Meters and 220 MHz. With a maximum pass-band power handling of 200 Watts (FM). Types of Antenna Tuners There are several types of antenna tuners that are commonly used in the field of radio communication s. Checking out an Icom 746PRO on 2 meters using a copper J-pole antenna on the tower I found the SWR of the J-pole was 3. Choose from manual tuners for precise control or automatic tuners for fast, hands-free operation. 0 quite high . If you cannot achieve an acceptable match to your antenna, either change frequencies, antennas, or connect an external antenna tuner and use it to create a match that the TS-2000's internal tuner can handle. Here you will find instruction manuals, service manuals, user guides schematic, brochures etc. HF antennas are designed to be multi-band, so tuning becomes critical for the antenna to work efficiently over a wide range of frequencies. 0 - 148. 8 - 54 MHz Differential-T Antenna Tuner - 160 - 6 Meters - 2000 Watts - Cross Needle Meter Jul 8, 2015 · 2m Slim Jim antenna made for under £10 Most people make these for 2m use, but you can make them for 70cm use if required. 25 is an outlier. 3 days ago · Find the perfect 2m antenna for your ham radio setup. Here’s a closer look at the tuners hams use to create an eficient transfer of power Mar 12, 2023 · You can see all charts at the end of this post. The different types of antenna tuners include manual tuners, automatic tuners, and remote tuners. The latest iteration–the mAT-705 Plus –is the ATU I can recommend. 8-50MHz atu100 by N7DDC 7x7 0. SWR 3:1) to the nominal expected 50 Ohm to your MFJ-921 Manual tuner + SWR: 2m/1. For use without additional settings, take advantage of our free Antscope software for PC or Android. In calm conditions, I wouldn’t worry about the antenna toppling over; the ZM-2 provides enough of a base that it’s stable. Get Your MAG-270 - Mag Mount & Dual Band Antenna (2m & 70cm) at Moonraker - Supplying Quality Equipment. Specifications: HF/VHF/UHF Mobile Antenna Gain & Wave: - 50 MHz 0dBi 1/4 wave - 146MHz 2. SO-239 input/output connectors, wing nut post ground. For instance, 2 meters means 2 meter wavelength, a quarter wave antenna would be 1/2 of a meter (2 meters divided by 4) or about 18 inches. So if the antenna is tuned properly, no tuner is needed. MFJ-921 Dual Band VHF tuner covers 2 Meters/220 MHz. With a Two inputs isolate 70cm transmitter/receivers from a second HF or 2m radio. I'm thinking of building one, but air variable capacitor's are hard to come by Comet CAA-500MARKII Antenna Analyzer, 1. Feb 28, 2025 · A Beginner’s Guide to Antenna Tuners last updated 28 February 2025. Will need a winkeyer for CW transmission. 8-500 MHz $493. M2 Antenna Systems, Inc. Match your transmitter or transceiver to virtually any antenna with antenna tuners. 2. The robust PA provides 100W on 2m, 75W on 70cm, and 10W on 23cm. Some hams will insist that a specific name is better than others, and others may argue that there are differences among them. Aug 5, 2017 · I've been looking into some 2 meter HAM Antenna tuners to tune/match my scanner antenna. However, the antenna tuner doesn’t really tune an antenna. Jun 3, 2007 · I've used a 2m 1/4 wave antenna on a dual bander by design. It used, for example, antenna tuners, transceivers, or power amplifiers as the core of the load-matching circuit. e. If I get the Comet GP-6NC "GMRS specific" antenna now, can I add an antenna tuner in the future to enable use on 2m/70cm (with a different radio)? I suppose I could ask the opposite question as well, but I'm looking to minimize my equipment purchase right now, so I'd like to Apr 4, 2023 · There are manual tuners for 2m - 70cm, but KAF6045 mentioned losses in the coax. Power, performance, and precision come together in this exceptional product to elevate your radio communications to new heights. Simply connect the PL-259 and Type N Male pigtails to each radio output and the SO-239 to the dual band antenna. 5 metres of ladder line as the main antenna that can roll up neatly in a coil and can be used hanging from a curtain rail above a window, dropped down from a tree Common connector for both bands 2m and 70cm. what is an antenna tuner? Antenna tuners may go by different names: transmatch, matchbox, ATU (“aerial tuning unit”), ASTU (“antenna system tuning unit”), antenna coupler, “tuna”, etc. Which makes the tuner extremely suitable for the 2m and 70cm bands. All tuners are made with a special skill that allows them to adjust the antenna to match any of these frequency values. If you need to resolve bandwidth issues on an antenna tuned for a specific frequency, then you may need or want an antenna tuner. Explore Our Extensive Range and Contact Us for Advice. Dec 17, 2020 · Is an SDR type transceiver. Built-in SWR/Wattmeter measures SWR in 2 Power ranges: 300 or 30 watts. Here’s a closer look at the tuners hams use to create an eficient transfer of power Manager Reviews Home Reviews For: MFJ-923 Category: Antenna Tuners/Matching Networks eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. D. MFJ-923 TUNER, 144/440 DUAL BAND, 200 WATTS WITH SWR/WATTMETER MFJ True Dual Band VHF/UHF 200W Antenna Tuner MFJ-923 VHF/UHF Dual Band Antenna Tuner covers the complete 144 MHz and 440 MHz frequency ranges. 6M/2M/440MHz tuning is pre-set. Just hookup your coax and radio, no other parts required. PRODUCTS SHOP PAGE DX WORLD ELECTRONICS LINEAR AMPLIFIERS AND MORE M2 Antennas Solid State VHF Amplifiers 2M-1K2 Series VHF 1,200 Watt Amplifiers from M2 Antenna Systems, Inc. Peak or average forward and reflected power and SWR can be read on the illuminated cross-needle meter. The 2-meter antenna tuner can tune to different frequencies within a range of 144 to 148 MHz. Whether you're operating QRP radios or need Kilowatt power, we have the right solution for you. 2m/70cm are designed for the band and have enough bandwidth that you should be tuning it and not needing a tuner. We have a great online selection at the lowest prices with Fast & Free shipping on many items! MFJ True Dual Band VHF/UHF 200W Antenna TunerMFJ-923 VHF/UHF Dual Band Antenna Tuner covers the complete 144 MHz and 440 MHz frequency ranges. Find many great new & used options and get the best deals for MFJ 921 2 Meter 220 MHz Antenna Tuner Wattmeter 650619002317 at the best online prices at eBay! Free shipping for many products! About MAG-270 - Mag Mount & Dual Band Antenna (2m & 70cm) Magmount antenna ideal for simple plug and play mobile Terminated in a PL259 pre tuned for 2m and 70cm Key Features/Specifications: Type: Dual band mobile 2m 1/4 wave 70cm 5/8 Frequency: 144-146/430-440MHz Gain: 70cm 3. The LAC-897 Leader Antenna Coupler 2m Tuner 144MHz is a high-quality, versatile tuner that is well-suited for use with high-power transceivers and a wide range of antenna systems. 25m, 30/300W. is a blend of technical expertise and common sense approach to accommodating your needs. The meter is usable for the 440 MHz band. They won’t do a good job with weak-signal SSB or CW operating, where horizontal polarization is preferred. The MFJ-924 is designed to match a wide range of impedances for both mobile/base operation. If your goal is to be able to work multiple bands from a single antenna, then you probably need an antenna tuner. 14 GA Romex wire qty. The meter is usable for both Find Parts and Accessories 2 meter 70cm antenna tuner KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! BUILD AN HF ANTENNA TUNER MAKE A HOMEBREW HF-VHF ANTENNA TUNER (It really isn't all that difficult. Appreciate any insights Sep 6, 2019 · Myths and rumors about tuners abound—some believe a good tuner will transform a wet noodle or bedsprings into usable antennas. Aug 22, 2005 · I don't believe an antenna tuned for 2m will load up very well on 70cm. net is a Web site dedicated to ham radio (amateur radio). Apr 28, 2015 · This antenna is similar in construction to the 2-meter OFC sleeve dipole I built over 8 years ago, but it is a simple center-fed dipole. An SWR meter is a device that helps ensure your antenna is resonating properly and maximizing your signal. Explore a wide range of our 2m Antenna Tuner selection. Will a 2 meter antenna generally work for 70 cm, too? For example, 144 mhz x 3 (3rd overtone) = 432 mhz, up to 148 mhz x 3 = 444 mhz. copper wire is to go to the hardware store and buy some Romex wire. Find Antenna Tuners 2 meter 70cm antenna tuner KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! Explore a wide range of our 2m Antenna Tuner selection. Mar 19, 2023 · I know there is eleventy thousand Prefabricated Dual Band VHF/UHF Antennas out there, but if you want to make your own with 100% tunable capability for both bands on the cheap then this post is for you. Chameleon Antenna is the definitive game-changer of reliable and versatile antennas ensures that you can maintain communication no matter where you find yourself. Get expert tips, guides, and tools to stay prepared for every mission and challenge. Transmitting into an unmatched antenna could burn out the final amplifier of the radio. An SWR meter or antenna analyzer would do it. 95 Add to Cart LDG Electronics IC-PAC Antenna Tuner Interface Cable for Icom Ra $16. 96 Inch OLED 3. If you decide to make a 2m antenna, you’ll end up with 1. Its purpose is to match the radio’s 50 ohm antenna connection to the antenna and coax, avoiding damage to the radio if a mismatch exists. Manager Reviews Home Reviews For: MFJ-922 VHF/UHF Compact Antenna Tuner Category: Antenna Tuners/Matching Networks eMail Subscription Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. Now that you're all tuned up, press ptt and call CQ. See picks, compare quickly, and buy with confidence. Works eHam. com. It tunes 1. Metering operates on both the 144-MHz and 220-MHz bands. Another popular design is the Arrow Open Stub J-Pole antenna. We had high winds this winter and the J-pole was bent . Your 2 meter antenna is going to be way out of range of that. Low SWR with practically any antenna. So-23 4 days ago · MFJ-921 (MFJ 921 MFJ921) PDF User Manual for MFJ-921 (MFJ 921 MFJ921) : MFJ-921 (MFJ 921 MFJ921) Instruction Manual MFJ-921 (MFJ 921 MFJ921) technical specifications : MFJ-921 (MFJ 921 MFJ921) technical specifications The MFJ-921 Dual Band VHF Antenna Tuner covers 2 Meters and 220 MHz. You could build your own. Each HF band is tuned by sliding the tuning stubs. Blake, VE3VDC Getting the best performance from your investment. (144. Article by Dave N2DS A tuner like this has appeared with some of my high performance radios, such as my #35 and #50 sets. Meter is usable for both 144 MHz and 220 MHz bands. A 2 meter antenna with 7% SWR bandwidth (nominal bandwidth for a Yagi), will easily cover the whole 2 meter band with a reasonable SWR. obk fsg pmbgmr uppz kth ptgik xtycm barwl mvdo qzu ucyn oxeh nkujc gsmxw jnlpihyc