GENERAL RADIO COMPANY 1650-B Instruction Manual page 11

Impendance bridge
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spade terminals and a l l wire s i z e up t o number eleven
(Figure 1-7).
The EXT DQ, DET, and BIAS jacks accept a
two-terminal telephone plug such a s the Switchcraft
No. 440.
The EXT GEN, G, and O P P ARM jacks accept
a single banana plug such a s the GR Type 274-DB1
or 2 (P/N 0274-9454 or 9455, respectively).
T h e s e
jacks are spaced %-inch on centers s o that a GR Type
274-MB Insulated Double Plug (P/N 0274-9875) can
be used between the EXT GEN and G terminals or the
O P P ARM and G terminals.
General Radio a l s o makes a variety of intercon-
necting c a b l e s that can be used in various system
interconnections.
Some of these c a b l e s are shown in
Table 1-1.
Figure
1-7.
Methods
of
connection to the measurement terminals.
Clamps
up to No.
1 l
I N T R O D U C T I O N
1-6

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