Hammarlund Super Pro SP-400-X manual, reprint.

This is a digitally copied Manual for the Hammarlund Super Pro SP-400-X.  It has been copied from an original and is clear, clean, and easy to read.  It is printed on premium 24# paper and stapled in the fold - just like the original!  No more struggling with unreadable photocopies!

It has measures approximately 5 1/2 by 8 1/2 inches and has 32 pages plus a separate 8 1/2 by 14 inch enlargement of the receiver schematic. Topics include: description, installation and operation, circuit arrangement, maintenance (including alignment procedure, tube socket voltages and resistances, and power supply schematic), parts list, and schematic.