click for History of the HW-101

click for HW-101 Service Bulletins

click for Misc. HW-101 Mods. by NR Williamson

click for Misc. HW-101 Mods. by WB8JKR

click for An RIT Mod. for the HW-101

click for HW-101 Specifications

1.  Power Cable Wiring Diagram for HP-23 series power supplies.

2.  Dial Cord Modification Directions   [CLICK HERE FOR MORE ON THIS MODIFICATION]

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3.  Heathkit Alternate Neutralizing Method

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4.  Lever Knob Installation (make sure operating mechanisms turn easily, especially the filter switch, as these lever knobs are easy to break)

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5.  Microphone Connector Diagram

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