packet:ft-450d
Differences
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packet:ft-450d [2024/02/15 17:49] – [TNC cable] m0lte | packet:ft-450d [2024/04/07 17:23] – m0lte | ||
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160m to 6m with ATU capable of matching 3:1, 100W. RS232 CAT control. 6 pin mini DIN data port. Easily modified for RF or IF output to an SDR using a HupRF board. | 160m to 6m with ATU capable of matching 3:1, 100W. RS232 CAT control. 6 pin mini DIN data port. Easily modified for RF or IF output to an SDR using a HupRF board. | ||
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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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Previously there was an article here involving a full isolation circuit with relay powered by DC brought out from the TNC, but this has proven to not be necessary. | Previously there was an article here involving a full isolation circuit with relay powered by DC brought out from the TNC, but this has proven to not be necessary. | ||
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+ | ===== Errata ===== | ||
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+ | M0GZP has found, empirically, |
packet/ft-450d.txt · Last modified: 2024/05/02 20:20 by m0lte