Tube-number record
615/7018
0 archive entries
615/7018 is a tube type in the TubeDatabase archive (class: Half-Wave Mercury-Vapor Rectifier). Recorded specifications: brand Radio Corporation of America, year 1962, construction Rectifier, base Medium-Shell Small 4-Pin with Bayonet (JEDEC No. A4-10), socket 4-pin, and maximum plate voltage 2000 V. The archive does not yet hold a photographed example of this type.
BrandRadio Corporation of America
ClassHalf-Wave Mercury-Vapor Rectifier
Base4-pin
Construction
Primary TypeRectifier
Rectifier TypeHalf-Wave
EnvelopeST16
Base MaterialMedium-Shell Small 4-Pin with Bayonet (JEDEC No. A4-10)
Sections1
Filament / Heater
MaterialCoated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier | — | — | — | — | 8000 mA |
Application Notes
Minimum heating time of 20 seconds required prior to tube conduction. Average current averaged over any interval of 5 seconds maximum.
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