This is a
digitally copied and enhanced manual for the Drake R-4A receiver. It 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!
The R-4A manual is about 8 1/2" X 11" and consists of about
38 pages plus a large one piece 11" X
17" fold out schematic. This is for a late version with 11 tubes. Topics
include general description, installation instructions, control functions, operation,
theory of operation, service data, alignment instructions, crystal
frequency chart, voltage chart, and resistance chart.
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