Tube-number record
6R7G
0 archive entries
6R7G is a tube type in the TubeDatabase archive (class: Double Diode Triode). Recorded specifications: brand Brimar, construction Triode, and socket Octal. The archive does not yet hold a photographed example of this type.
BrandBrimar
ClassDouble Diode Triode
BaseOctal
Filament6.3 V @ 300 mA
Construction
Primary TypeTriode
EnvelopeG
SectionsDouble Diode Triode
Filament / Heater
Absolute Maximum Ratings
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section | 250 V | 1900 | 8500 | 16 | 9.5 mA |
| Resistance Coupled Amplifier | 250 V | — | — | — | — |
Application Notes
Resistance coupled amplifier operation shows Anode Load Resistor of 0.1 meg (mis-OCR as 4 meg), Cathode Bias of 400 Ohms, resulting in Voltage Gain of 10 and Peak Output of 60 volts.
Datasheets
Datasheet: 6R7G.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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