Tube-number record
6895
0 archive entries
6895 is a tube type in the TubeDatabase archive (class: Half-Wave Mercury-Vapor Rectifier). Recorded specifications: brand RCA, year 1963, construction Rectifier, base Metal or Shell, socket 4-pin, and maximum plate voltage 20000 V. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassHalf-Wave Mercury-Vapor Rectifier
Base4-pin
Construction
Primary TypeRectifier
Rectifier TypeMercury-Vapor
EnvelopeT20
Base MaterialMetal or Shell
Sections1
Filament / Heater
MaterialCoated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| In-Phase Operation | 20000 V | — | — | — | 1800 mA |
| Quadrature Operation | 20000 V | — | — | — | 2500 mA |
Application Notes
X-rays are produced when operated above 16,000 volts inverse. Adequate shielding is required for health protection. Maintain condensed-mercury temperature within specified ranges.
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