← BrowseData: HighHigh quality — base, heater, all universal parameters present, and ≥50% of desirable parameters filled in. Safe to use for design decisions.
Known Equivalents & Substitutes
No known equivalents. If you know of any, use the ⚑ Report Issue button above.
Similar Tubes (Not Drop-In Compatible)
Similar duplex-diode triode on B7G base Similar duplex-diode triode on B7G base — mu=70 vs 100, won market competition Same duplex-diode triode structure and B7G base — Philips lists 6AV6/EBC91 as replacement Electrical Specifications
Section 1 — Triode
Absolute Maximum
Anode Voltage (max)Max Plate Voltage300V
Heater
Heater VoltageHeater Voltage6.3V
Heater CurrentHeater Current0.3A
Notes
- GE Essential Characteristics: Duplex-Diode High-mu Triode, B7G (7BT) base, Vh=6.3V, Ih=0.3A, Va_max=300V.
- Sams Substitution lists 6AT6, 6AV6, 6BT, 6BC32, OH7 as substitutes.
- Philips interchange lists 6AV6/EBC91 as replacement.
- Brans Vademecum (Table IIIa) lists in same group as 6AV6, confirming interchangeability.
Pin Layout — B7G
1Diode Plate 1
2Grid (triode)
3Heater
4
Socket-Compatible Tubes ⚠ Not electrically compatible