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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)
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Tube-number record

21AVP4

0 archive entries

BrandTung-Sol
ClassCathode Ray Picture Tube
BaseDuodecal
Filament6.3 V @ 600 mA

Construction

Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialSmall Shell Duodecal 6-Pin
Sections1

Filament / Heater

Absolute Maximum Ratings

Plate Voltage18000 V
Grid 2 Voltage500 V
Grid 1 Voltage125 V
H-C Voltage180 V

Audio Performance

Key Features
  • Magnetic Deflection
  • Low Voltage Electrostatic Focus
  • Rectangular Glass Construction
  • Grey Filter Faceplate
  • External Conductive Coating
  • External Single Field Ion Trap

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Direct View18000 V———0.1 mA

Filters

0 tubes found

Manufacturers

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