Terry: The schematic for my 77DX shows separate, additional loading , fixed
caps on A and B. One is a parallel pair of 100pf caps and the other is a
500pf cap. The description re RF amp says nothing about the additional
switched in caps. My s.n. is 3280 73, Dan, N5AR
----- Original Message -----
From: Terry Gaiser <w6ru@bak.rr.com>
To: <amps@contesting.com>
Sent: Sunday, April 27, 2003 7:15 PM
Subject: [Amps] Help Alpha 77-DX
> Guys,
> I am repairing / rebuilding a 77DX amplifier. The "A" & "B" band positions
> are both for 160 meters ... the manual says that on "B" position
additional
> loading is provided ... was this a after the fact mod ? Schematic shows
> nothing on band switch for a second 160 meter position and this 77DX is
> earlier serial number and did/does not have but the one 500 pf load cap
> switched in on 160 meters. What am I missing ?
> Thanks,
> Terry W6RU
>
>
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