Tube-number record
6M5
0 archive entries
6M5 is a tube type in the TubeDatabase archive (class: Power Pentode). Recorded specifications: brand Miniwatt, construction Pentode, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 9 W. The archive does not yet hold a photographed example of this type.
BrandMiniwatt
ClassPower Pentode
BaseNoval (B9A)
Filament6.3 V @ 0.7 mA
Construction
Primary TypePentode
EnvelopeT6-1/2
SectionsSingle
Filament / Heater
Heater NotesValues standard for 6M5/EL80 series
Absolute Maximum Ratings
Plate Voltage300 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A (Single Valve) - Condition 1 | 150 V | — | — | — | 20 mA |
| Class A (Single Valve) - Condition 2 | 200 V | — | — | — | 30 mA |
| Class A (Single Valve) - Condition 3 | 250 V | 10000 | 40000 | 22 |
Application Notes
Commonly used as audio power amplifier in Class A or AB operations.
Datasheets
Datasheet: 6M5.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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