Tube-number record
PCC89
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BrandMullard
ClassVariable-mu frame grid double triode
BaseNoval (B9A)
Filament7.5 V @ 300 mA
Construction
Primary TypeDual triode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesSuitable for series operation a.c. or d.c.
Absolute Maximum Ratings
Plate Voltage130 V
Plate Dissipation1.8 W
Grid 1 Voltage-50 V
Cathode Current18 mA
H-C Voltage200 V
Audio Performance
Key Features
- Variable-mu
- Frame grid
- Cascode amplifier at frequencies up to 220Mc/s
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each section | 90 V | 12300 | 2900 | 36 | 15 mA |
| Cascode | 180 V | 12500 | — | — | 15 mA |
Datasheets
Datasheet: PCC89.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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