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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

635L/7020

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BrandRCA
ClassHalf-Wave Gas and Mercury-Vapor Rectifier
Base4-pin

Construction

Primary TypeOther / special
Rectifier TypeHalf-Wave
EnvelopeT16
Base MaterialSpecial Metal Shell
Sections1

Filament / Heater

Absolute Maximum Ratings

Audio Performance

Key Features
  • Gas and Mercury-Vapor filling

Application Notes

The 635L/7020 is the same as the 695/7019 except for mechanical dimensions and base configuration.

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