All KR Audio vacuum tubes possess a vacuum of 10-8 Torr, a maximum grid current of 2.0 microampere and absolutely constant emission over the life of the tube and are warranted for one year from purchase date!

 


KR ENTERPRISE 842HVD

The 842HVD is an ultra-linear, low frequency, high power triode tube capable of producing 12-22 watts of pure class-A power. The 842HVD is a great tube for those special applications requiring 20 watts or more of class-A power. Recommended for new designs only. The 842HVD is, in a word, DYNAMIC! These tubes have the peak currents necessary to drive even the most difficult loads.

Specification Value
Pure Class-A Power (watts) 12-22
Plate Voltage Average (Volts) 450
Plate Voltage Maximum (Volts) 600
Plate Current Average (mA) 100
Plate Current Maximum (mA) 150
Plate Dissipation (watts) 65
Transconductance (mA/V) 4.8
Grid Voltage -95
Amplification Factor 4.8
Plate Resistance (ohms) 700
Load Resistance (ohms) 2000
THD (%) <0.1
Power Output (watts) 18
Filament Voltage (volts DC/AC) 5
Filament Current (A) 1.9

KR Type

RPM Order code

Price EUR/matched pair, includes VAT 22%

842HVD

842HVD

580,00

 

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