- Base
- 4V
- Socket code
- IO
- Electrical Summary
Plate 225 V Ik max 25 mA - Sections
- 1
4 pins - IO - International Octal
Cold-cathode gas relay tube for heaterless electronic control. Gas ionization provides abrupt conduction for relay, trigger, and switching circuits.
Source PDFs (8)
- 1940 RCA (opens in a new tab)
- 1950 Sylvania (opens in a new tab)
- 195X General Electric Essential Characteristics (opens in a new tab)
- 195X Raytheon Special Purpose Tubes (opens in a new tab)
- 1960 RCA Industrial and Communications Types (opens in a new tab)
- 9999 Mixed 1000 (opens in a new tab)
- 9999 Mixed A 1000 (opens in a new tab)
- 9999 Mixed B 1000 (opens in a new tab)
