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 3.3.6
(Cont'd)
C. Multiplier Toggle Switch
Three pins in the rear mounted connector are reserved for the selection of the X1, X10, X100 or
X1000 multiplier. Selection is by means of a solid state or contact closure between any one of the
three pins and circuit COMMON. Selection of none of these pins automatically selects the Multiplier.
D. Logic Levels
All of the above described control functions are Integrated Circuit DTL and TTL compatible.
However, the "zero" volt current sinking capability of the IC is used to select the functions and is
designated a Logic "1" in the above description.
Logic "1" = +0.4 V max. with sink current (from 1.6 MA to 8 MA max.).
Logic "0" = +5. 0 V max. or open circuit.
E. Other Front Panel Controls
See Section 3.3 under the appropriate mode callout.
F. Rear Panel Connections
Pin Connections, J102, REMOTE PROGRAMMING
1
-
1
100
2
-
2
4
-
1
10-1
4
-
2
5
-
1
Remote Time Base
10-2
6
-
2
Thumbswitches
7
-
1
10-3
8
-
2
9
-
1
10-4
10
-
2
11
-
12
-
13
-
14
-
15
-
RATE
16
-
TIME (A)
3-12
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