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Contesting Online Forums : Tips : sb-220 Forums Help

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sb-220 Reply
by w8jn on August 5, 2001 Mail this to a friend!
hi folks.. i have an sb-220.. new rf parts 3-500zg's
were working fine... full output.. then no output... but the driver would pass thru.. the problem self corrected... to full output... i am now back to no output from the amp, however the driver will pass thru, and the finals are getting full input, and the plate and grid are pulling full amps... however its not making it to the coax out... i am puzzled... any ideas ? thanks in advance paul w8jn
RE: sb-220 Reply
by oh6nj on August 6, 2001 Mail this to a friend!
Im not sure if this helps, but here it is. I have had some problems with output because of bandswitch. Sometimes there is no contact at all. Most of the problems have been on 15/10 meter bands.

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