- 1. Best way-key amp frm 940? (score: 1)
- Author: penneys@freezer.cns.udel.edu (robert penneys)
- Date: Fri May 7 07:47:55 1993
- Having recently smoke my TS940 by improperly attempt to key external relay for amp, and, not intending to repeat same, I ask relatively naive question: What's the best way to key an amp from this suc
- /archives//html/CQ-Contest/1993-05/msg00057.html (6,646 bytes)
- 2. Best way-key amp frm 940? (score: 1)
- Author: sellington@mail.ssec.wisc.edu (sellington)
- Date: Tue May 11 11:49:56 1993
- Assuming the 940 has a 12 V PTT output on the xvtr jack as does the 930, you can use that to directly drive the gate of a MOSFET. (Use a resistor and a zener diode to protect the MOSFET gate, though.
- /archives//html/CQ-Contest/1993-05/msg00073.html (7,513 bytes)
- 3. Best way-key amp frm 940? (score: 1)
- Author: sellington@mail.ssec.wisc.edu (sellington)
- Date: Tue May 11 11:49:56 1993
- Assuming the 940 has a 12 V PTT output on the xvtr jack as does the 930, you can use that to directly drive the gate of a MOSFET. (Use a resistor and a zener diode to protect the MOSFET gate, though.
- /archives//html/CQ-Contest/1993-05/msg00203.html (7,525 bytes)
- 4. Best way-key amp frm 940? (score: 1)
- Author: sellington@mail.ssec.wisc.edu (sellington)
- Date: Tue May 11 11:49:56 1993
- Assuming the 940 has a 12 V PTT output on the xvtr jack as does the 930, you can use that to directly drive the gate of a MOSFET. (Use a resistor and a zener diode to protect the MOSFET gate, though.
- /archives//html/CQ-Contest/1993-05/msg00220.html (7,566 bytes)
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