[Amps] Overdrive protection

Phil & Debbie Salas dpsalas at tx.rr.com
Fri Jul 27 07:01:50 PDT 2012


See "Attenuator for transceiver/amplifier interfacing" in the "Articles" section of my website at www.ad5x.com.

The overshoot problem is a different issue.  My IC-706MKII would overshoot to 140 watts on the first dit regardless of output power setting.  Duration of the pulse is a bit less than 2ms.  I've been told that the FT-857 overshoots to around 150 watts, and the TS-2000 to 180 watts but I haven't measured these.  It would be interesting to compile a list of transceivers and their overshoot.  FWIW - my Elecraft K3 has no overshoot.

Phil - AD5X


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