Log-in
(!!!!!) (BEST SINGLE) EL37 Pope by Mullard black plate NOS 1956 (102ma) (excellent single)

(!!!!!) (BEST SINGLE) EL37 Pope by Mullard black plate NOS 1956 (102ma) (excellent single)

$ 249.99

EL37 Pope Mullard NOS black plate NOS (R61-B6F=1956) 2 upside-down trough shape getters 

102ma

Gm=10.900

TUBE PLUGGED INTO OCTAL SOCKET IN PHOTO

 

Amplitrex test setup:

Vplate=250V

Screen=250V

Vgrid=-13.5V 

Good NOS mA range = 70-90ma

Good Gm range = 9000-10,000


Recommended for

- CARR MERCURY 2003
- Fisher 80-AZ

See more: vacuum tube
Scroll to top