Johnson Viking Phone Patch manual, reprint.

This is a digitally copied and enhanced manual for the Johnson Viking phone Patch.  It  is clear, clean, and easy to read.  It is printed on premium 24# paper.  No more struggling with unreadable photocopies!

The Johnson manual is about 8 1/2" X 11" with 4 pages.  Topics include: general description, installation and adjustment, operation, troubleshooting, schematic, and typical installations for Johnson and Collins, Central Electronics 20A, and HT-32 transmitters.