>
>
>Hi again Rich!
>
>IK7WPG has made the FL2100Z a FL2100GI
>
>It's all in Italian, but if you don't understand that - you can understand
>the circuit diagram and the pictures, the correct way to go is:
>
>www.qsl.net/ik7wpg/home.htm
>
>Next: click on ''Homebrew'' at the left
>
** I found it. Thanks.
>Next: Come ottenere pi? potenza da un vecchio YAESU FL-2100Z
>
>Below that is another construction with a Russian tube, but the idea
>of converting the FL2100Z out of 572B's seems good, however there
>is no input tuning, he says the tubes are 100 Ohms, which means
>two tubes = 50 ohms. I don't think my old TenTec Corsair II will have
>anything against that...
>
** 50-ohms is the approximate average input R. This means that the
input R varies from c. 18-ohms to well over 100k-ohms during the driving
cycle. Thus, a tuned input with a Q of 2 - 3 is needed as a flywheel.
>Sorry if I mislead you Rich, hope this will help you, that means me, hi -
>to find the article and give me an opinion.
>
have phun, Osten
>> >
>> >Hello Rich!
>> >
>> >I have used Taylor, not better than Svetlana. The only good ones are
>> >original Cetron 572B's, but I will change to GI7B's instead. I once
>> >used your VHF-parasistics modification in a SB-200 and it was just
>> >great, I do believe in the idea!! So did also my old friend SM6CST,
>> >Urb, now a silent key since Christmas 2001. He got his SB-220
>> >absolutely stable with your modification.
>> >
>> >But it's more difficult in the Yaesu amplifier, no space in the small
>> >tube compartement...
>> >
>> ** True, but it is still do-able.
>>
>> >Please have a look at this and tell me what you think, thanks in
>> >advance! www.qsl.net/ik7wpg
>> >
>> ** I think I saw some antennas, some radios and an operator. The word
>> 'homebuilt' was not found.
>>
>> >You have to click to ''homebuilt'' and on.
>> ... .... ....
>>
>> - R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
>> www.vcnet.com/measures.
>> end
>>
>>
>
- R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
www.vcnet.com/measures.
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