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Old 24th November 2006, 12:29 PM   #1
ik3ssj is offline ik3ssj  Italy
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Talking gu81m

I try this valve. if you can help how much coast me? I have read that in the est countries of the diffuse and little expensive
tnx
ciao luigi
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Old 24th November 2006, 06:31 PM   #2
Tweeker is offline Tweeker  United States
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This tube is not known for doing well (grid driven at least) in audio work.
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Old 24th November 2006, 06:54 PM   #3
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The tubes alone aren't very hard to find.

But the sockets are very rare.

I wouldn't go this way. The Power of a GM70 or GK71 SE is enough to drive nearly all speakers I think.

Manta
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Old 25th November 2006, 01:20 PM   #4
Zibi is offline Zibi  Poland
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http://www.zeitmann-tubes.com/Milita...ubes/GU81M.htm
http://search.ebay.com/gu81m_W0QQfromZR40
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Old 4th March 2007, 03:41 PM   #5
Labtek is offline Labtek  United Kingdom
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Default The Valrox.

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