radios:ft-991a
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====== Yaesu FT-991A ====== | ====== Yaesu FT-991A ====== | ||
+ | The FT-991A is all mode, all band MF/ | ||
+ | |||
+ | The has a high-resolution full color 3.5" TFT touch panel, incorporating a High Speed Spectrum and High Resolution real-time scope. | ||
+ | |||
+ | The FT-991 can be connected to a computer using a USB cable for CAT control and firmware updates, or the use of an integrated SCU-17 Interface Unit to support USB Audio In/Out, TX Control (PTT, Key, Shift). | ||
+ | |||
+ | The FT-991A has an in-built automatic antenna tuner. | ||
+ | |||
+ | ===== TNC cable ===== | ||
+ | |||
+ | {{: | ||
+ | |||
+ | (taken from FT-450D manual) | ||
+ | |||
+ | | **Pin** | **Use** | ||
+ | | 1 | TX audio | 1 | ||
+ | | 2 | Ground | ||
+ | | 3 | PTT | 3 | | ||
+ | | 5 | RX audio | 5 | | ||
+ | |||
+ | |||
+ | A suitable cable can be made from a PS/2 extension lead, scrap PS/2 mouse or keyboard. Sometimes with the mouse/ | ||
===== Packet Radio with NinoTNC ===== | ===== Packet Radio with NinoTNC ===== | ||
- | Report from Simon M0XLZ: | ||
- | > Using a 991a here with the NinoTNC. My settings | + | Settings |
* mode: data-usb | * mode: data-usb | ||
* dial setting of 7.04575 (for GB7IOW) | * dial setting of 7.04575 (for GB7IOW) | ||
- | On the F button: | + | On the (F) button: |
- | * DT Gain 60 | + | * DT Gain 10 (DT Gain is unique to each setup, monitor ALC - increase until you see ALC kicking in, then back off) |
- | * Shift +200hz | + | |
- | * Width 500hz | + | |
On the Menu button: | On the Menu button: | ||
- | * item 073 Data Out Level at 80 | + | * 073 Data Out Level at 80-95 |
+ | * 062 Data Mode - OTHERS | ||
+ | * Remember to set 108/109 back to DAKY/DATA if you've been using the SCU. | ||
+ | |||
+ | For legacy HF modes with a 1700 CF (Centre Frequency) | ||
+ | |||
+ | * Menu 064 and 065 set at 1700Hz. (F) Width 500hz | ||
+ | |||
+ | For the new beta NinoTNC modes with a 1500 CF (500Hz Bandwidth) | ||
+ | |||
+ | * Menu 064 and 065 set at 1500Hz. (F) Width 800hz (500Hz does work though) | ||
+ | |||
+ | |||
+ | ===== Packet Radio with soundcard modem ===== | ||
+ | |||
+ | The FT-991A’s USB interface can be used for packet radio with soundcard modem software, with the caveat that it cannot be used for 9600 baud. See https:// | ||
- | The received signal needs to be at least 3 S points over the noise floor. | + | {{tag> |
radios/ft-991a.1693651893.txt.gz · Last modified: 2023/09/02 10:51 by m0lte