STARK model 9-11 9-55 Tube Tester Manual, Tube Data




For sale is reprint of STARK 9-11 9-55 Dynamic Tube tester manual. manual is 9 pages long, includes Circuit Diagrams for 9-11 and 9-55 tube testers. 

Manual includes 20 page Supplementary Tube Test Data covering testers 9-11, 9-11A, 9-54T, 9-55, 9-56 and 3 page “Special Test information” for model 9-11A. Must for every owner of this rare tube tester.