Manuals, Documents and Downloads

Early version of the instruction manual, includes general description and servicing information, alignment details, part list and circuit diagrams.

Early version of the instruction manual for the Model 770R VHF Communication Receiver. Contains technical specifications, operation and alignment instructions, voltage values, parts list and circuit diagram. 12 pages.

Instruction Manual, Installation Detail, Services Instructions and Circuit Diagram.

Instruction manual with installation + operation instructions, alignment details and circuit diagram. 4 pages.

Manual containing installation and operation instructions, alignment procedure, service data and parts list and circuit diagram. 12 pages.

Redrawn circuit diagram on A3 format. Source and copyright unknown.

PhotoFact folder with specifications for the National Model NC-98.7 pages describing various technical aspects of the NC-98, including dial cord stringing, parts identification, schematic diagram, parts list and alignment instructions.

Contains operation and installation instructions, specifications, alignment data, parts list and circuit diagram. 24 pages.

9 page manual for the Eddystone model 870A receiver. Contains general description, installation + operation instructions, servicing and alignment details, circuit diagram and parts list.

User handbook for reception set 730/4. Originally restricted document from 1958, with general and technical description, installation + operation instructions and servicing details. 21 pages.

Extensive instruction manual for the Morrow MB-565 transmitter. Contains general description, operating instructions, antenna guidelines, parts list, block diagrams, RTS-600S power supply details, technical specifications and schematic diagrams. 45 pages.

Instruction manual for the 730/6 and details about the differences between the 730/4, 730/6, 730/7 and 730/8. Contains installation and operation instructions, servicing details, part list and voltage values for fault finding. Also has some plan views and circuit diagrams. 26 pages.

This document came with the radio. It seems to be incomplete however the parts list, servicing, tuning instructions, and a general overview and set up instructions are there as well as instructions on how to use the different features.

Service Bulletin

Eddystone model "870" receiver manual. Contains technical description, installation + operation instruction, servicing instructions, circuit diagram and parts list. 4 pages.