Short video on how the modification is performed to expand the HF frequency transmit range on the Yaesu FT991. For educational purposes only – do not use radio equipment outside of its type acceptance or operate on a frequency you are not licensed for or authorized to use.
#survivalcomms
![[Version] The 3.2 version of the latest program has been burned. If the version is updated, you can ask for the latest program. [Product Features] The antenna tuner is automatically tuned,KIT of ATU (Automatic Antenna Tuner) developed by N7DDC, equip...](https://m.media-amazon.com/images/I/51i9JhuueiL._SL160_.jpg)
Malahit ATU-100 Antenna Tuner DIY Kits 1.8-50MHz atu100 Automatic Antenna Tuner by N7DDC 7x7 0.96 Inch OLED SMT and chip soldered 3.2 Version Firmware Programmed Unassembled
$33.00 (as of October 4, 2024 22:48 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)[Version] The 3.2 version of the latest program has been burned. If the version is updated, you can ask for the latest program. [Product Features] The antenna tuner is automatically tuned,KIT of ATU (Automatic Antenna Tuner) developed by N7DDC, equip... read more
Mini Automatic Antenna Tuner Aluminum Alloy Antenna Tuner 0.96in Display for Radio Equipment 1.8~55MHz with Housing ATU‑100
$63.43 (as of October 5, 2024 05:51 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)Sturdy and Practical Design: Antenna tuner features a robust metal shell, ensuring stability, reliability, and long service life Automatic Tuning for Radio Stations: Antenna tuner tunes automatically without control wires, compatible with most radio ... read more
ATU-130 Automatic Antenna Tuner 1.8‑50MHz 200W Aluminum Alloy Shell Miniature Shortwave Automatic Antenna Tuner for Home
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CAT-300 Comet 1.8-50 Manual Antenna Tuner
$259.99 (as of October 4, 2024 23:47 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)![[ATU-100 Version]：Latest program：3.2 version has been programmed.Compared with version 3.1, some bugs have been fixed. [Product Features]：Automatic Antenna Tuner machine with Shell（No battery）,No need to assemble,can use it directly,Automatically tun...](https://m.media-amazon.com/images/I/51eXV7FtnTL._SL160_.jpg)
Malahit ATU-100 EXT Antenna Tuner 1.8-50MHz atu100 by N7DDC 7x7 0.96 Inch OLED 3.2 Firmware Programmed with Housing Assembled Machine with USB Cable（No Battery）
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XHDATA D220 Portable Radio AM FM SW Radio Battery Operated Radio, Shortwave Radio with Headphone Jack, Excellent Reception Transistor Radio, Pocket Radio for Gift, Family, Elder
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Cobra RX680 Waterproof Walkie Talkies - Rechargeable, 60 Preset Channels, Long Range 38-Mile Two-Way Radio Set (2-Pack),Black and Orange
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S ZEVZO H021 Car Jump Starter, Peak 5000A Jump Starter Battery Pack for Up to 10.0L Gas and 8.0L Diesel Engines, 12V Portable Jump Box with LCD Display, 3 Modes Flashlight and Protective Carrying Case
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Retevis RB48P Walkie Talkies for Adults, 5W GMRS Waterproof 2 Way Radio Long Range, Heavy Duty Rechargable Two Way Radios, Group Call, Dual PTT, Vibration Alert, NOAA(4 Pack)
$189.99 (as of October 5, 2024 06:21 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)WALKIE TALKIES LONG RANGE - 5W high power provides 350,000 sq.ft.(or 30-story building) of smooth communication; you won't worry about communication problems wherever you are ADVANCED TRIPLE PROOF - IP67 rating; withstands 1m depth water for 30 minut... read more
QODOSEN DX-286 Portable Radio, with TEF6686 Automotive Chip,LW,AM, FM, Shortwave,Data System(RBDS/RDS),Antenna Attenuator,Antenna Switch, AMP Switch,1000 Presets,Tone Switch,Clock/UTC/Alarm/Sleep
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ABBREE SMA-Female Ham Radio Antenna VHF/UHF 18.8-inch 144/430MHz High Gain Foldable CS Tactical Antenna for Baofeng UV-5R BF-F8HP 5RM K5PLUS UV-21R AR-152 Quansheng K6 UVK5(8) Radio Accessories
16% OffConnector type: SMA-Female,Gain: 2.15dBi. Frequency: 144/430 mhz. The AR-152A is an updated CS tactical antenna with more bending and better signal
Retevis RT22 Two Way Radio Long Range Rechargeable,Portable 2 Way Radio,Handsfree Walkie Talkie for Adults Cruise Hiking Hunting Skiing(4 Pack)
20% OffPocket size and the light weight is a huge advantage; lightweight; thin like a cellphone; easy to carry The unique design of the belt clip; it can be quickly removed and installed; it is effortless to use; it can also open the VOX hands-free call on ... read more
Two Way Radios for Adults, Topsung M880 FRS Walkie Talkie Long Range with VOX Belt Clip/Hands Free Walki Talki with Noise Cancelling for Women Kids Camping Hiking Cruise Ship (Orange 2 in 1)
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