Tube-number record
XCL 82/8B8
0 archive entries
XCL 82/8B8 is a tube type in the TubeDatabase archive (class: Triode-Pentode). Recorded specifications: brand IBRAPE / MINIWATT, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 7 W. The archive does not yet hold a photographed example of this type.
BrandIBRAPE / MINIWATT
ClassTriode-Pentode
BaseNoval (B9A)
Filament8.2 V @ 0.3 mA
Construction
EnvelopeGlass
SectionsTriode, Pentode
Filament / Heater
Warm-up Time11s
Heater NotesIndirect heating; series supply
Absolute Maximum Ratings
Plate Voltage300 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Class A | 200 V | 6400 | 20000 | 9.5 | 35 mA |
| Pentode Class A (Low Voltage) | 100 V | 6800 | 15000 | 10 | 26 mA |
| Triode | 100 V | 2200 | — | 70 | 3.5 mA |
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