5642: Difference between revisions

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The '''5642''' is a directly-heated high-voltage rectifier tube.  It has three flexible lead connections and is intended to be soldered into the circuit.
The '''5642''' is a directly-heated high-voltage rectifier tube.  It has three flexible lead connections and is intended to be soldered into the circuit.


* filament volatage = 1.25 V
{{BeginSpecs}}
* filament current = 200 mA
{{Spec|Heater|1.25 V, 200 mA }}
* peak inverse volrage = 10 kV
{{Spec|Peak inverse volrage | 10 kV}}
* peak plate current = 250 μA
{{Spec|Peak plate current | 250 μA }}
{{EndSpecs}}


It is used in the CRT cathode and post-deflection acceleration supplies in many Tektronix scopes.   
It is used in the CRT cathode and post-deflection acceleration supplies in many Tektronix scopes.   

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