Tube-number record
SBA-2
0 archive entries
SBA-2 is a tube type in the TubeDatabase archive (class: Ionization Gauge Tube). Recorded specifications: brand Doświadczalne Zakłady Lampowe, construction Other / special, and maximum plate voltage 600 V. The archive does not yet hold a photographed example of this type.
BrandDoświadczalne Zakłady Lampowe
ClassIonization Gauge Tube
Construction
Primary TypeOther / special
EnvelopeMolybdenum glass SO-49 K
SectionsDual Tungsten Cathode
Filament / Heater
Materialtungsten
Absolute Maximum Ratings
Plate Voltage600 V
Audio Performance
Key Features
- Vertical operating position
- Molybdenum glass
- Dual tungsten filaments
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Measurement (Pomiar) | 225 V | — | — | — | 4 mA |
| Degassing (Odgazowywanie) | 600 V | — | — | — | 40 mA |
Application Notes
Used in high-vacuum industrial and laboratory measurement devices, specifically compatible with MOD 03-60 vacuum meters.
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