420
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The Tektronix 420 is a high-voltage power supply used in the Type 507 and Type 517 scope. It uses 1X2 tubes as HV rectifiers.
opening power supply type 420A, five 1X2 high voltage rectifier tubes
Some Parts Used in the 420
Page | Class | Description | Used in |
---|---|---|---|
1X2 | Vacuum Tube (Diode) | high-voltage rectifier | 507 • 565 • 420 |