Sophia Electric™ 845 MK3 Carbon Plate Tube -- RCA 845 direct replacement
Sophia Electric 845 MK3 introduced in November 2010. Sophia Electric MK3 Carbon 845 tubes are at least as good as vintage RCA 845 tubes!
RCA format: filament voltate: 10V, filament current: 3.2A
Specification
- Nominal operating conditions and parameters:
- Filament voltage
10,0 V
- Nominal filament current
3.2A
- Plate voltage
1250 V
- Grid voltage
-200 V
- Plate current
80 mA
- Plate resistance
1,7 kΩ
- Amplification factor
5,0
- Load resistance
3,4 kΩ
- Signal voltage(pk)
69,0 V
- Output Power
25 W
- Limiting Operation conditions for safe operation-non simultaneous ratings:
- Maximum plate voltage
1250 V
- Maximum plate dissipation
75 W
- Maximum plate current
120 mA
- Maximum input power of signal
150 W
Sophia Electric™ 845 tube
PRICING
| Option 1: Premium matched pair with one year warranty. | €970 |
| Option 2: Premium matched pair with 30 days warranty. | €850 |
Orders and warranty