Drake L-4 Linear Amplifier manual, reprint.

This is a digitally copied and enhanced manual for the Drake L-4 amplifier.  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 L-4 manual is about 8 1/2" X 11" and consists of about 22 pages plus two large one piece 11" X 17" fold out schematics.  Topics include general specifications, description, installation instructions, tuning procedure, operation, theory of operation, service data alignment, and schematics.