I-177 Tube Tester manual TM 11-2627
with tube data, reprint.

This is a digitally copied and enhanced TM 11-2627 manual for the I-177 tube tester.  It has been copied from an original and is clear, clean, and easy to read.  It is printed on premium 24# paper with heavy covers and bound with a plastic comb.  No more struggling with unreadable photocopies!

It measures 8 1/2" X 11" with about 70 pages including a large one piece 11" X 17" fold out schematic.  Topics Include:  25 September 1944 supplement, description, operation, functioning of the parts, maintenance, supplementary data including tube base chart for Signal Corps and commercial tubes, commercial equivalents of Signal Corps tube, Signal Corps equivalents of commercial tubes, tube test data, maintenance parts list, and schematic.