GZC9-F; Valve Base B9A for 12AU7; 12AX7; 6DJ8; 6L13; B329; B339; CV491; CV492; E88CC
GZC8-1; Thermionic Valve Base Octal for 6550; 6CA7; 6P3P; 8-pin vacuum tubes
12AT7; Double Triode Valve in B9A; 2.5W; 6.3; 12.6V; 0.15 A; 0.3 A; 22.5 Diax57mm
12AU7; Triode Valve in B9A; 2.75W; 6.3; 12.6V; 0.15 A; 0.3 A; 22.5 Diax57mm
Tetrode Valve in Octal; 23W; 0.9A; 38.5 Dia.x115mm
Pentode Valve in Octal; 25W; 1.5A; 36.5 Dia.x115mm
Pentode Valve in Octal; 25W; 1.5A; 36.5 Dia.x115mm
Pentode Valve in B9A; 12W; 0.76A; 22 Dia.x77.8mm
Pentode Valve in Octal; 42W; 1.6A; 52 Dia.x125mm
Pentode Valve in Octal; 25W; 1.5A; 36.5 Dia.x115mm