TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (7,341 tube types · 1,270 archive entries)

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
DisclaimerSubmit a tube

Tube-number record

1AC5

0 archive entries

BrandRCA
ClassPower Pentode
Base8-pin

Construction

Primary TypePentode
EnvelopeSubminiature
SectionsSingle

Filament / Heater

MaterialCoated

Absolute Maximum Ratings

Plate Voltage67.5 V
Grid 2 Voltage67.5 V
Cathode Current4 mA

Audio Performance

Typical THD16%
Power Output0.05 W
Key Features
  • Subminiature
  • Power Pentode
  • Battery Operated

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A1 (Condition 1)30 V450200000—0.5 mA
Class A1 (Condition 2)45 V600170000—1 mA
Class A1 (Condition 3)67.5 V750150000—2 mA

Application Notes

Small button sub-minar base. Mounting position: Any.

Filters

0 tubes found

Manufacturers

Brands

    0 results