[SCCC] A Piece of History Listed on eBay

Jim Neiger n6tj at sbcglobal.net
Sat Nov 5 08:12:46 PDT 2011


And I was there when Don received and set-up the three 77's.  They were all 
with single tubes.   The amps had some issues when Don's rhombic feed-lines 
shorted, so they then went back to ETO for some special micro-processor 
controls, based upon VSWR, and I believe these designs then became the basis 
for the Alpha 87's.

 I thought all 3 amps were picked-up by our friends Bob and Terry after 
Don's passing in 1985;  but not sure where they are today.

Jim  N6TJ



--------------------------------------------------
From: "Glenn Rattmann" <k6na at cts.com>
Sent: Wednesday, October 26, 2011 10:13 AM
To: "Dennis Younker NE6I" <ne6i at cox.net>; "SCCC" <sccc at contesting.com>
Subject: Re: [SCCC] A Piece of History Listed on eBay

> When I worked at HROSD I sold three PA-77 (standard single tube
> version) to Don.  That was in the early 80s.
> A factory-built 77SX could not be sold legally in the USA, so if any
> of them became "SX" it was after the fact.
>
> One of those amps later was purchased from Don's estate by an SCCC
> member, but it is definitely still a single-tube model.
>
> 73,
>
> Glenn K6NA
>
> At 07:01 AM 10/25/2011, Dennis Younker NE6I wrote:
>>One of Don Wallace's W6AM amplifiers is listed for sale on eBay! What a
>>beauty!
>>
>>http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=270839647226&ssPageName=ADME:B:SS:US:1123
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