Re: NOT the feedline (was KPA-1500 faulting on 6m; SWR issues)

Posted by Peter W2IRT on Jun 01, 2020; 2:25pm
URL: http://elecraft.85.s1.nabble.com/Re-NOT-the-feedline-was-KPA-1500-faulting-on-6m-SWR-issues-tp7661502p7661531.html

I have never driven the amp with 90 Watts. Ever. The 90W figure is what comes out of the K3s *after* the amp has tripped out. With the amp in 'operate' I feed it typically 25-35 Watts.

Here are the error codes, as requested (truncated for length--there are MANY more):
441 20-06-01T01:02:22 FLT 90 - PWR REFL  freq 50304 inp 13W fwd 1064W refl 198W swr 2.5 23A 32C adc 280 var 198
440 20-05-31T23:45:57 FLT 90 - PWR REFL  freq 50008 inp 22W fwd 1356W refl 199W swr 2.2 44A 45C adc 281 var 199
439 20-05-31T23:43:46 OVR 90 - PWR REFL  freq 50304 inp 23W fwd 1210W refl 172W swr 2.2 39A 31C adc 257 var 172
438 20-05-31T23:43:39 OVR 90 - PWR REFL  freq 50304 inp 23W fwd 1204W refl 172W swr 2.2 39A 28C adc 257 var 172
437 20-05-31T23:43:13 FLT 90 - PWR REFL  freq 50304 inp 23W fwd 1298W refl 202W swr 2.3 44A 27C adc 284 var 202
435 20-05-31T02:39:03 OVR 90 - PWR REFL  freq 50304 inp 14W fwd 1107W refl 178W swr 2.3 23A 47C adc 262 var 178
434 20-05-31T02:34:03 FLT 90 - PWR REFL  freq 50304 inp 15W fwd 1152W refl 198W swr 2.4 28A 33C adc 280 var 198
433 20-05-31T02:25:03 OVR 90 - PWR REFL  freq 50304 inp 15W fwd 1130W refl 187W swr 2.3 24A 43C adc 270 var 187
432 20-05-31T02:23:03 FLT 90 - PWR REFL  freq 50304 inp 18W fwd 1165W refl 199W swr 2.4 40A 43C adc 281 var 199
431 20-05-31T02:21:33 FLT 90 - PWR REFL  freq 50304 inp 20W fwd 1189W refl 201W swr 2.3 46A 48C adc 283 var 201
 

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