Tube-number record
12CN5
0 archive entries
12CN5 is a tube type in the TubeDatabase archive (class: Sharp-cutoff pentode). Recorded specifications: brand Sylvania, construction Pentode, socket Miniature 7-pin (B7G), and maximum plate voltage 16 V. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassSharp-cutoff pentode
BaseMiniature 7-pin (B7G)
Filament12.6 V @ 450 mA
Construction
Primary TypePentode
EnvelopeT-5 1/2
Sections1
Filament / Heater
Heater NotesIntended for use in automobile radios operated from a nominal 12-volt battery; operates satisfactorily over the range 10.0 to 15.9 volts.
Absolute Maximum Ratings
Plate Voltage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| IF Amplifier | 12.6 V | 3800 | 40000 | — | 4.5 mA |
Application Notes
The Sylvania Type 12CN5 is a miniature sharp-cutoff pentode intended for use as an IF amplifier in automobile radio receivers, designed to operate directly from a 12-volt automotive storage battery.
Datasheets
Datasheet: 12CN5.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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