radios:ft-1500m
Differences
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radios:ft-1500m [2024/02/15 18:04] – created m0lte | radios:ft-1500m [2024/03/26 23:12] (current) – mm0rfn | ||
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===== TNC cable ===== | ===== TNC cable ===== | ||
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- | {{: | ||
| **Pin** | **Use** | | **Pin** | **Use** | ||
| 1 | TX audio | 1 | | 1 | TX audio | 1 | ||
+ | | 2 | Ground | ||
| 3 | PTT | 3 | | | 3 | PTT | 3 | | ||
| 5 | RX audio | 5 | | | 5 | RX audio | 5 | | ||
- | | 2 | GND | 6 | | ||
A suitable cable can be made from a PS/2 extension lead, scrap PS/2 mouse or keyboard. Sometimes with the mouse/ | A suitable cable can be made from a PS/2 extension lead, scrap PS/2 mouse or keyboard. Sometimes with the mouse/ | ||
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A failure mode which has been observed a few times is a very short wideband (hundreds of kHz-wide) pulse of noise at the start of transmission. Be mindful of this since it is quite disruptive. No solution is known. | A failure mode which has been observed a few times is a very short wideband (hundreds of kHz-wide) pulse of noise at the start of transmission. Be mindful of this since it is quite disruptive. No solution is known. | ||
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+ | {{tag> |
radios/ft-1500m.1708020242.txt.gz · Last modified: 2024/02/15 18:04 by m0lte