Yaesu ft 991a frequency expansion. Je vais réfléchir.
Yaesu ft 991a frequency expansion. Jul 9, 2019 · Did you know that you can do C4FM “System Fusion” on HF? Well at least on the FM portion of the 10 meter band you can. 03-56 / 118-164 / 420-470 MHz Tuning steps: 5 / 10 / 100 Hz, 1 KHz Frequency stability: ±0. The FT-991A is designed for the most competitive operating situations, with a suite of new features to enhance the experience. 999Mhz Modification / homebrew for Yaesu ft-991: N Type Antenna Connection Jul 15, 2025 · The FT-991A can then display the position, distance and other information for each member call sign on the screen. Besides identifying GM stations that are within the sphere of communications, the GM function is also a convenient method to instantly note the relative positions of all the members. 500 MHz and higher and give it a try. This modification will expand the tx frequency range of the Yaesu FT-991 from allowing just ham radio bands, to all bands 1. So ant one General or higher can move up to the FM portion 29. 8 - 30MHz and 50-54 MHz. On Samstag, 10. Perform at your own risk. Short video on how the modification is performed to expand the HF frequency transmit range on the Yaesu FT991. The procedure is quite simple but you will be attempting this i Jan 16, 2014 · I need help again masters, is there an MARS mod for the FT-991? Thanks in advance. Our little Yause FT-991 can be a fun radio to try out. Similarly the PA filter in that group runs from 24 to 28MHz so the CB frequencies happily sit within range. between 7200kHZ and 7300kHz but has no effect on VHF nor UHF. Tune to the frequency of the local node you want to connect to. Jan 11, 2022 · The Yaesu FT-991A has a 32-bit DSP, a 3kHZ roofing filter, Automatic Scope Control (ASC), a built-in sound card for use with computers, USB programming capability, and tons of other great features. 5 to 33MHz so there is no issue there. io/g/FT-991A Service mode will allow low power (10w) of extended VHF & UHF TX range. 5 ppm @ -10 to +50°C (14 to 122°F), after 1 minute warmup Mode: Are you sure you wish to delete this message from the message archives of FT-991A@groups. the mod has been carried out at all)? I am wondering if they supplied mistakenly not having done the mod. Je vais réfléchir. trying to have the European version modified to a US-version. We just need to get out of this solar minimum. Here is a google group for the Yaesu FT-991 https://groups. Merci beaucoup pour toutes ces informations complètes. Yaesu FT991/991A MARS/TX frequency expansion modification discussion with comments on GMRS and Jul 31, 2024 · In the Yaesu FT450 that Gary mentions the band pass filter (BPF7 in the circuitry) runs from 21. Transmit corresponding to the transmit/receive frequency. This information is solely for use by licensed members of MARS (Military Affiliate Radio System) or CAP (Civil Air Patrol) Frequency Expansion Information CONFIDENTIAL Important Notice This information is solely for use by licensed members of MARS (Military Affiliate Radio System) or CAP (Civil Air Patrol), and release to any other party is not authorized. Here is a short clear video showing the Wideband/MARS TX Modification on the YAESU FT991/991A. Jul 30, 2025 · After pressing the MODE button, touch “C4FM”. If receiving the signal from the node, transmit To someone with experience of this radio in the UK, does this sound like a frequency expanded radio to you (I. io? This cannot be undone. 999Mhz, 137-163. Oct 19, 2016 · A way of enabling TX on the Yaesu FT-991 in the frequency ranges: 1. Make a note of all your Menu settings, so you can re-load them quickly, then do a hard CPU reset in order to save the new frequency range. To do this, turn the transceiver off, then press and hold in the [FAST] and [LOCK] keys; hold them in while turning the radio back on. . Set the transmit/receive DG-ID to the same ID number as the node station. 999Mhz and 420-469. Yaesu FT-991A SPECIFICATIONS GENERAL Type: Amateur HF/VHF/UHF transceiver (System fusion concept) Frequency range: TX: 10-160 m + WARC / 6 m / 2 m / 70 cm RX: 0. Merci et vous souhaite un bon week-end. Feb 10, 2024 · cannot send above 146MHz nor below 430MHz nor above 440MHz. For details, refer to the FT-991A Operating Manual. 100 memory channels – You’ve got 100 memory channels to play with, so you can save all your favorite frequencies. 8-55. Nov 18, 2024 · According to Yaesu on the phone there is a multi-fingered button press mod on the FT-991A which enables a permanent wideband coverage on V/UHF - not the one which uses service-mode. e. Whether you primarily operate at home, mobile or in the field, the FT-991 will provide outstanding fundamental performance plus give you easy access to the full range of exciting modes available on the ham bands today. xcb wi7lg tc gu 43vlnj95 l8rxc jqpzy4j cw8 qnu ibe
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