Yes I think it's a Acom 1000 rival but probably at half the price.
I've got a couple of replies off list. The black relay near the tank coils
is in question. Potential for RF pickup and "false" switching?
Vasiliy
On Fri, Aug 16, 2013 at 6:22 PM, Stein-Roar Brobakken <sroabr@gmail.com>wrote:
> OM3500 have GU78B tube
> Acom 1000 and Alpin 100 have GU74B tube
>
> 73s LA6FJA Rag
>
>
> 2013/8/16 <n8de@thepoint.net>
>
> While attending the Friedrichshafen 'Ham Radio' gathering in June, I was
>> told that the GU-74b is no longer being manufactured, so is not available
>> in any large supply for replacement/repair.
>>
>> For this reason, the OM-Power people have discontinued the OM-3500 amp
>> and replaced it with another model.
>>
>> Good luck es 73
>> Don
>> N8DE
>>
>>
>>
>>
>>
>> Quoting k3it <gokoyev+k3it@gmail.com>:
>>
>> Does anybody see any obvious flaws in this amp http://goo.gl/lqPBie
>>>
>>> I could not find the actual schematic.
>>>
>>> I'm thinking of buying a Ukrainian made amp, for nostalgic reasons :)
>>>
>>> 73
>>> Vasiliy K3IT
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>>
>>
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>
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