Portable-To-Rack Conversion - GENERAL RADIO COMPANY 1650-B Instruction Manual

Impendance bridge
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The relationships between the circuit elements
are tabulated below. They are easily derived.
RESISTANCE AND INDUCTANCE
RESISTANCE AND CAPACITANCE
1.6 PORTABLE-TO-RACK CONVERSION.
The following procedure is given s o that a 1650-B
Bridge can be converted from a portable assembly to
a rack-mounted assembly. T o accomplish the mechani-
c a l and electrical changeover, a Rack Adaptor Set
(P/N
1650-3350) must be ordered from General Radio.
T o mount the instrument in
a
rack adaptor panel,
proceed a s follows (Figure 1-4):
a. Open the instrument t o i t s horizontal position
(full open) and lock the handle.
- - @
-32
SCREWS (A)
FLAT WASHERIM)
P L A T E I L )
SCREW (6)
%AT WASHER
(GI
-
/
LOCK WASHER ( 0 )
Figure
1
-
4. Rack
mounting the
1650-8.
INTRODUCTION
1-3

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