[1000mp] Are my Mark V finals blown? How to fix?

Les Bannon [email protected]
Wed, 01 Oct 2003 12:52:47 -0500


At 11:44 AM 10/1/2003 -0500, you wrote:
>I may have blown my Mark V power transistors while testing rtty stuff.
>I noticed that the transmit light was on - maybe 5 or up to 10 minutes in 
>class A.
>
>Now the Mark V shows only 6 watts out on a Bird wattmeter.
>
>Questions:
>1.  Is is possible that the Yaesu factory power supply has gone bad?
>       I noticed that my 2 meter gear supply would crowbar on the amount 
> of power used in 2m transmit.
>
>2.  How to fix?  Is this something I can do my self?
>
>3.  Recommendations on where to send the Mark V for repair?  Cost?
>
>Luckily I had a Mark V Field to swap in but of course the power supply 
>doesn't work on it <g>.
>
>Larry Alkoff N2LA

   Sorry to hear about this Larry, If you want I can bring my Mark V 
external power supply with me to the bash,
   if you bring your rig for a test.  I send all my radios to Burghart they 
are the best fast and fair.

   Les WF5E




>Larry Alkoff N2LA - Austin TX
>
>
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