Preamps
300B-G: Direct-heated cathode medium power transistor, used for class A1 amplification. Suitable for applications requiring 10W output power.
Filament Heating
Ultrafiltration---------5V
IF--------1.2A
Static parameters
Voltage--------300V
-Ug--------60V
Current value---------60mA
General 5.25 hp/V
Day--------0.7k
Uh --------3.85
Output--------6.6W
Final Rating
Anode voltage: 480V
Anode dissipation power: -40W
Cathode current
Self-bias voltage - - - - - - - - -100mA
-70mA at fixed bias voltage
Interelectrode capacitance
Input capacitance: 9PF
Output capacitance: 4.3PF
Inter-circuit capacitance - 15PF
Tone: Natural vocals, returning to the intention, restoring the real sound, delicate, full mid- and high-frequency.