6676/6CB6A
0 Tubes in archive
BrandRADIO CORPORATION OF AMERICA
ClassSharp-Cutoff Pentode
Base7-PIN MINIATURE
Filament6.3V @ 0.3mA
Construction
Primary Typepentode
EnvelopeT5-1/2
Sectionssingle
Filament / Heater
MaterialCoated Unipotential
Heater NotesDesigned for mobile-communications equipment; heater voltage variations of +/- 20% tolerated for short periods.
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation2.3 W
Grid 2 Voltage330 V
H-C Voltage200 V
Audio Performance
Key Features
- Sharp-Cutoff
- Internal Shield
- Mobile-Communications Equipment Reliability
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier (Fixed Bias) | 125V | - | - | - | 2.8mA |
| Class A1 Amplifier (Cathode Bias) | 125V | 8000 | 280000 | - | 13mA |
Sort by
Showing 1 to 0 of 0 results