7581A / KT66
The 7581/A tube is an industrial strength version of the 6L6GC which is also said to be the American equivalent to the British KT-66. The ratings 7581 are roughly the same as the 6L6GC while the 7581A has higher ratings. The 7581 has a plate voltage rating of 500 V--35 watts (5 watts more than the 6L6GC) and a screen rating of 450V--5 watts.
KT66 International Beam Power Amplifier Japan (NOS/NIB)
In Stock
$69.91
Designed for use in the output stage of an A.F. amplifier, or as a series valve in a stabilized power supply.
- Maximum anode dissipation rating of 30 Watts.
- Size: 3-5/16" High from base bottom to top of Glass envelope,
New Old Stock * New In Box * No longer available for export
MFR: International Servicemaster
Made in Japan
SKU: KT66-INTER
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