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.
-
7581A/KT66 IEC Beam Power Amplifier (NOS/NIB)
Call for Price
1-800-RFPARTS (1-800-737-2787) -
KT66 / 7581A RF Parts Beam Power Amplifier Tube Matched Pair (2)
$127.91 -
7581A Jan Philips ECG Beam Pentode AF Power-Amplifier (NOS/NIB)
$149.91 -
KT66 / 7581A RF Parts Beam Power Amplifier Tube
$63.91 -
7581A General Electric Beam Pentode AF Power-Amplifier (NOS/NIB)
$129.91 -
KT66 International Beam Power Amplifier Japan (NOS/NIB)
Call for Price
1-800-RFPARTS (1-800-737-2787) -
7581A Realistic Beam Power Amplifier (NOS/NIB)
Call for Price
1-800-RFPARTS (1-800-737-2787)