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KR 842VHD

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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. All KR Enterprise tubes are warranted for a period of 2 years.

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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