This is a
digitally copied and enhanced manual for the EICO 666 dynamic conductance
tube and transistor tester. It has
been copied from an original and 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 manual measures 8 1/2" X 11" with
about 75 pages. Topics Include: general description,
specifications, functions of controls, operating instructions, circuit
description, maintenance, special applications, service, parts list, and
schematic. It also contains the unmarked construction instructions,
operating instructions for the EICO 610A tube
tester adapter with parts list and schematic,
and the following test data:
-
75/76 Note: a few areas of this one are faint and difficult to
read.
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supplement 666-016
-
supplement 666-03
-
666-03 correction
-
Roll chart supplement for mod 625 and 666
-
transistor test data - TR-1
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