Hallicrafters HA-1 HA1 T.O.Keyer Manual

$8.99

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Description

For sale is reprint of Hallicrafters Model HA-1 Keyer Manual. Manual is 12 pages long and includes part list and 11×17″ foldout of circuit diagram.

Chapters of manual include: General Description, Specifications, Installation, Functions of Operating Controls, Operation, Theory of operation, Service Data.  Manual includes tube socket voltage chart, must for troubleshooting.

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