Tube-number record
70L7GT
0 archive entries
70L7GT is a tube type in the TubeDatabase archive (class: Rectifier-Beam Power Tube). Recorded specifications: brand RCA, construction Rectifier, socket Octal, and maximum plate voltage 117 V. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassRectifier-Beam Power Tube
BaseOctal
Filament70 V @ 0.15 mA
Construction
Primary TypeRectifier
Sections2
Filament / Heater
Absolute Maximum Ratings
Plate Voltage117 V
Cathode Current70 mA
H-C Voltage350 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplifier Unit as Class A | 110 V | 7500 | 15000 | — | 40 mA |
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