Hickok KS-5727 Bell System Practices Tube Tester Manual




For sale is reprint of Bell System Practices Manual for Hickok KS-5727 Tube Tester. Manual is 12 Pages long and includes 11×17 foldout with schematic diagram. Schematic is dated September 1947. 

Manual is issue#2 dated June 2nd 1949.   

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