Tube-number record
4052-A
0 archive entries
4052-A is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand Standard Valves, construction Pentode, socket 5-pin, maximum plate voltage 1500 V, and maximum plate dissipation 60 W. The archive does not yet hold a photographed example of this type.
BrandStandard Valves
ClassPentode
Base5-pin
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage1500 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Characteristics | 1250 V | 3000 | 500000 | 1500 | — |
| Class B Telephony | 1250 V | — | — | — | 43 mA |
| Class C Telephony - Control grid modulated | 1250 V | — | — | — | 42 mA |
Application Notes
Thoriated tungsten filament. Pentode suitable for Class B and Class C operation.
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