6CE5 — Sharp Cutoff Pentode, B7G | Tubeofile | Tubeofile← 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 sharp-cutoff pentode on B7G base — slightly lower gm 6AU6
Similar sharp-cutoff pentode on B7G base — different operating pointsSame sharp-cutoff pentode structure on B7G base — different Pa_max ratings (2W vs 3W) Electrical Specifications
Absolute Maximum
Anode Voltage (max)Max Plate Voltage300V
Screen Voltage (max)Max Screen Voltage150V
Anode Dissipation (max)Max Plate Dissipation2W
Typical Operating
Anode Voltage (typical)Plate Voltage125V
Notes
- GE Essential Characteristics: Sharp-Cutoff RP Pentode, B7G (7BD) base. Va=125V, Vg2=125V, Vg=-1V, Ia=11mA, gm=7600 umhos, Rp=300kΩ, Pa_max=2W, Va_max=300V, Vg2_max=150V.
- Radiomuseum confirms 6CE5 is electrically identical to 6BC5 — RCA specified using either interchangeably.
- Philips interchange notes 6CB6 as partial replacement.
- Muiderkring Handbook page 155 lists this type.
Pin Layout — B7G
1Control Grid (g1)
2Cathode
3Heater
4
Socket-Compatible Tubes ⚠ Not electrically compatible
Screen Voltage (typical)Screen Voltage
125V
Grid 1 Bias VoltageGrid Voltage-1V
Anode CurrentPlate Current11mA
Anode ResistancePlate Resistance300,000Ω
TransconductanceTransconductance7.6mA/V
Heater
Heater VoltageHeater Voltage6.3V
Heater CurrentHeater Current0.3A
Heater