(!) 12AX7 Telefunken Germany ribbed plates used/good 1950's (Gm=1200/1500 and 0.7/0.9ma)
$ 59.99
1 low noise tube) 12AX7=ECC83 Telefunken Germany ribbed plates used/good 1950's some printing in white box
1 section) 0.7ma Gm=1200
1 section) 0.9ma Gm=1500
Good used mA = 0.7-0.9ma
Good used Gm = 1300-1500
recommended for:
Se Electronics Z5600a II Tube Condenser mic
Veloce Audio Line Stage and Phono Amp
Nagra PL-L preamp
VTL 7.5 preamp
MFA preamp
Orange amps
Conrad Johnson Premier 15 phono preamp
Pilot SP-210 preamp
Jadis preamp
Aesthetix Rhea, Io, Calypso
George Wright phono
THD Plexi-50
MXL V69 Mogami Edition
Tubetech CL1B
Audio Thrills phono
AKG mic
Bellari VP130 phono
See more: vacuum tube