Johnson was picked up by Cardwell
In CARDWELL catalog p/n 154-3-1 (Johnson p/n was 154-3) (single section): Peak
withstanding voltage is 2000, 488-19pf. Its about 5 inches between front and
rear mounting holes. If this sounds about right then not good for 2700VDC.
-------------- Original message --------------
From: email@example.com (Jim Kearman)
> Don't have a Johnson catalog, need to know breakdown V or plate spacing of an
> Johnons 154-3 variable. I believe this one goes to about 490 pF. Wonder if
> enough to use with 2700-V Ep, 1500-W-out amp. Thanks.
> Jim, KR1S
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