Log-in
(!!!) (Recommended Pair) 7591A GE coin-base NOS original boxes 1970's - 1981 (63ma and 65.2ma) (can make a quad with another pair)

(!!!) (Recommended Pair) 7591A GE coin-base NOS original boxes 1970's - 1981 (63ma and 65.2ma) (can make a quad with another pair)

By Tube World

$ 184.99

1 pair) 7591A GE coin-base NOS original boxes 

1 tube) 65.2ma Gm=11,000 branded GE

1 tube) 63.0ma Gm=10,000 GE branded RCA

 

Tested on Amplitrex

Vplate = 300

Vscreen = 300

Vgrid = -10

Good Ma range 50-60

Good Gm range 9,000 - 10,000

 

Recommended for

AUDIO GUILD CORP BONHAM 330 1960's
Ampeg Gemini II G-15
Ampeg Reverberocket II 1960's
McIntosh 225
Mcintosh MA230 early 60's
McIntosh MAC-1500 1965
Scott
Harmon Kardon
Fisher Receivers
Sansui
Sherwood S5000II

McIntosh 225
Fisher 500C 1964
Scott 299C
Scott LK-72
Scott 340B 1964
Univox U305R
Sansui 1000a 1970
Eico ST-70

 

See more: vacuum tube
Scroll to top