Description
The 6R3S-1 double-beam tetrode with indirectly heated oxide cathode in all-glass design.
Designed to work in the output stages of low-frequency amplifiers.
Works in any position.
Stamp of technical control department of the manufacturer “ОТК“
Technical specifications:
- Heating voltage: 6.3 ±0.6V; 12.6±1.2V
- Heating current: 2.1 ±0.3А; 1.05±0.15А
- Anode voltage: 350V
- Voltage on the second grid: 200V
- Voltage on the first grid: -22V
- Current in the anode circuit: 47.5mA
- Current in the circuit of the second grid: 60mA
- Input capacitance: 13pF
- Output capacity: 6pF
- Passing capacitance: 0.3pF
Maximum allowable electrical parameters:
- Highest voltage on the anode: 600V
- Highest voltage on the second grid: 300V
- Highest voltage on the first grid: -175V
- Maximum power dissipated on the anode: 20W
- Highest power dissipated on the second grid: 7W
- Highest power dissipated on the first grid: 1W
- Highest current in the cathode circuit: 250mA
- Highest voltage of the cathode-heater: 100V
Minimum operating time – 1000h.
Ivan –
6R3S is 2 x 6P3S în the same glass.