[AMRadio] Valiant PI net caps

James R. La Frieda lafrieda at earthlink.net
Tue Feb 21 12:20:54 EST 2012


Hi Larry,

Have a Valiant, and although I haven't replaced the tank caps, I looked 
at the Valiant schematic and noticed that the tank caps are C 38 A, B, 
C, D at *150 mmf 500 V 5% silver mica*, and that the C39A, B, C and D 
are *350 mmf , 500 V  5% silver mica capacitors.*

If you go to justradios.com and look at their on-line Excel Order Form, 
you will note that they sell Silver mica capacitors at 500 V, 1000 V, 
1600 V and 6000V.

150 pf at 500 V  are .79 each

350 pf at 500 V are  .99 each

All the Best,
Jim ( N6MV)




On 2/21/2012 8:36 AM, Lawrence Steeno wrote:
> Good day, I have 2 Valiant transmitters on my bench now with leaky tank caps, especially the 300 mmf one. The octagon one with 3 caps in it are some what okay but suspect. There is another Valiant that is waiting for some also. Now I am wondering where I may get some of these for replacement. I tried RF Parts with no luck. I tried regular ceramic caps and they failed soon so I tried snubber caps at 2KV and they failed also. Where may I look and for what?
> I am lost and these transmitters are great units and should be warming up the ionosphere rather than holding down the top of my bench.
> Thanks a bunch.
> Larry K9LWI
>
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