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Cayin A-100T KT88 tube spec

Hi,
Could you please advice me about the tube spec for CAYIN A-100T.I have a problem when change KT88,it can't make bias.The meter in amplifier is not come to the center.
Please share me the gm and mA scores for this amplifier.
Thanks.
exchangeterminal

Showing 1 response by dodger4

dodger4
61 posts
 
A100T came in 2 versions ,100wpc ultralinear using 6550 kt88,, other version using EL34 ,75wpc ultralinear ,need to perform resistor change if you wish to switch from EL34 to 6550 etc,,.per Steve at VAS industries...
P.S. A100T sounds better with the EL34s my opinion anyway..
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