Tube-number record
COULOMÈTRE
0 archive entries
COULOMÈTRE is a tube type in the TubeDatabase archive (class: Electrolytic integration tube). Recorded specifications: brand CSF, year 1963, construction Other / special, base Araldite, and socket Flexible / flying leads. The archive does not yet hold a photographed example of this type.
BrandCSF
ClassElectrolytic integration tube
BaseFlexible / flying leads
Construction
Primary TypeOther / special
EnvelopeGlass capillary
Base MaterialAraldite
Sections1
Filament / Heater
Absolute Maximum Ratings
Cathode Current5 mA
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Electrolytic integration | — | — | 200 | — | 0.2 mA |
Application Notes
Used for measuring quantity of electricity or time (hour meter). Applications include battery charge control, solar exposure indicator, and warranty tracking.
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