Log-in
(!!) UX-201-A Radiotron Balloon used/good brass pins 1930's (2.3ma and Gm=700)

(!!) UX-201-A Radiotron Balloon used/good brass pins 1930's (2.3ma and Gm=700)

$ 29.99

1 tube) UX-201-A Radiotron Balloon used/good brass pins 1930's 

2.3ma

Gm=700

 

NOS Ma = 3ma

NOS Gm = 900

 

(Filament=5V @ 250ma, Vplate max=135V)


- Crosley C5 1926

 

Class A Amplifier:
-----------------
Plate Voltage = 90
VGrid No. 1 Voltage -4.5V
Amplification Factor (mu) = 8
Plate Resistance (approx) 11Kohms
Transconductance = 725mhos
Plate Current = 2.5 mA

See more: vacuum tube
Scroll to top