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Re: TX500 SWR problem

Hi Juha. Thanks for the info. I checked the REW-PWR line as you said, and indeed there is a problem there. However, the problem is not a short circuit to VDD. I measured about 1.5V on the REW-PWR line, and also on the FWD-PWR line beside it . If I disconnect pins 1 and 2 of J3, it rises to 2.5 V. I ...
by EI7BA
25 Aug 2012 17:03
 
Forum: Juma Discussion
Topic: TX500 SWR problem
Replies: 2
Views: 3264

TX500 SWR problem

Hi folks. I've just completed my first serious SMD construction project. My TX-500 powers up OK, and shows the correct S/W version etc (V1.04), but when I press "Oper", the alarms sounds , and it flashes "SWR". Any suggestions? Many thanks, es vy 73 John EI7BA
by EI7BA
22 Aug 2012 12:43
 
Forum: Juma Discussion
Topic: TX500 SWR problem
Replies: 2
Views: 3264

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