COMPARISON OF HEATHKIT 23-SERIES POWER SUPPLIES

  OldHeathkitParts.com  
MODEL XFMR P/N AC INPUT PILOT LAMP ON/OFF SW  FILAMENTS

BIAS

LV TAP

 PROTECTION
HP-23 54-143 120 yes yes 6.3 &12.6 Fixed & Adj. Hard wired Fuse Plug
HP-23A 54-198 120 or 240 no yes 6.3 &12.6 Fixed & Adj. Switched Circuit Breaker
HP-23B 54-807 120 or 240 no yes 12.6 Fixed  Switched Circuit Breaker
HP-23C 54-807 120 or 240 no no 12.6 Fixed  Hard wired Circuit Breaker
PS-23 54-807 120 or 240 no no 12.6 Fixed  Hard wired Circuit Breaker
HP-23D * * * * * * * *

* All HP-23D power supplies have the same specifications shown above for the model in which the upgrade board was installed.  


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