3CX15,000A7
0 Tubes in archive
BrandEIMAC
ClassHigh-Mu Power Triode
BaseCoaxial
Construction
Primary TypeTriode
EnvelopeCeramic/Metal
Base MaterialMetal
Sections1
Filament / Heater
MaterialThoriated Tungsten
Warm-up Time5s
Absolute Maximum Ratings
Plate Voltage8000 V
Plate Dissipation15000 W
Grid 1 Voltage-500 V
Cathode Current6000 mA
Audio Performance
Key Features
- Ceramic/metal construction
- Zero-bias operation
- Thoriated tungsten filament
- High-mu characteristic
- Forced-air cooling
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class AB2 Radio Frequency Linear Amplifier (Cathode Driven) | 7000V | - | - | 200 | 5920mA |
| Class C Telegraphy or FM Telephony (Grid Driven) | 7000V | - | - | 200 | 4000mA |
Application Notes
The 3CX15,000A7 is intended for use as a zero-bias Class B RF amplifier or Class C power amplifier. Grounded-grid operation is attractive for power gains as high as twenty times. Must be operated vertically, base up or down.
Showing 1 to 0 of 0 results