300B-Z 300BZ Tube Amplifier DIY(4PCS 300B-Z)
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Detail
Preamps
300B-Z direct-heated cathode medium-power triode is used for class A1 amplification and is suitable for applications requiring an output power of 10W.
Filament Heating
Uf----------------5v
IF --------------1.2A
Static parameters
Voltage----------------300V
-ug--------------60V
Current value--------------60 mA
Electrical---------5.25 mA/V
ri---------------0.7k
You--------- --------3.85
Output power -------------6.6W
Extreme Rating
Anode voltage: 480V
Anode dissipation power: 40W
Cathode current
Self-bias voltage------------ 100mA
When the bias voltage is fixed, 70 mA
Interelectrode capacitance
Input capacitance: 9PF
Output capacitance: 4.3PF
Inter-circuit capacitance --------------- 15PF
Buy 2 = a precision matched pair. Buy 4 = a precision matched quad.
Note: If you only buy 1 piece, there will be no gift box. -
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