National HRO-60 manual, reprint.

This is a digitally copied and enhanced manual for the National HRO-60.  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 50 pages and a large one piece 11" X 19" fold out schematic.  Topics Include:  description, installation, alignment data, maintenance, tube socket voltages, instructions for dial cord replacement, parts list, and schematic. Also included are instructions, schematic, and parts lists for the XCU-50-2 crystal calibrator unit, the
NFM-83-50 narrow-band FM adaptor, and the type 650S vibrator power supply and instructions for the MRR-2 rack.