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KR 300B (WE Clone)
KR 300B Western Electric Clone The KR300B WE Clone is an ultra-linear, low frequency, high power triode tube capable of producing 6 - 12 watts of pure class-A power. This tube features a new ribbon filament construction and the KR Enterprise exclusive patent design with 32 cathodes. The KR300B WE Clone possesses a vacuum of 10(-8) Torr, a maximum grid current of 2.0 microamperes and absolutely constant emission over the life of the tube. All KR Enterprise tubes are warranted for a period of 2 years. * All prices featured on are listed in US Dollars
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free cryo treatment
Free Cryogenics with
All Tube Purchases.

Maximum Plate Voltage    550 V  
 Maximum Plate Current    120 mA  
 Plate Dissipation    50 Watts  
 Va    450 V  
 Ia    100 mA  
 Vg    -90 V  
 Transconductance    6.2 mA/V  
 Amplification Factor    3.9  
 Filament Voltage    5 V (DC/AC)  
 Filament Current    1.2 A