Tube-number record
6CR6
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6CR6 is a tube type in the TubeDatabase archive (class: Diode-Pentode). Recorded specifications: brand SYLVANIA, construction Pentode, base Miniature Button 7-Pin, socket Miniature 7-pin (B7G), maximum plate voltage 300 V, and maximum plate dissipation 2.5 W. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassDiode-Pentode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA
Construction
Primary TypePentode
EnvelopeT-5 1/2
Base MaterialMiniature Button 7-Pin
SectionsDiode-Pentode
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2.5 W
Grid 2 Voltage300 V
H-C Voltage100 V
Audio Performance
Key Features
- Remote cutoff pentode
- Diode detector section
- Improved AVC operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 250 V | 2200 | 800000 | — | 9.6 mA |
Application Notes
The pentode section is intended for use as an audio amplifier in which AVC voltage is applied to the No. 1 Grid for improved AVC operation in receivers.
Datasheets
Datasheet: 6CR6.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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