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7070 Universal Adapter Card
7070-PCA Prototype Circuit Assembly
The Model 7070 Universal Adapter Card extends DESCRIPTION: Backplane extender card for 707A and 708A
matrix cards or breadboard card, jumper selectable. Access to
relay control and analog backplane signals through analog and digital backplanes, relay drivers, and power sup-
a supplied ribbon cable and connector assembly
Use with Model 707A and 708A switching matrix mainframes
plies.
for the purpose of test and fault isolation on 707A MAXIMUM SIGNAL LEVEL (BACKPLANE): 200V 1A. ,
and 708A switching cards. This adapter facilitates COMMON MODE VOLTAGE (BACKPLANE): 200V maximum
system maintenance by allowing for easy access to between any two pins or chassis.
all electrical circuits on a switching card. SUPPLY SPECIFICATIONS: 6V 2.9A* maximum; 5V 500mA maxi-
, ,
mum, digital supply.
Approximately 117 square inches of breadboard *Assuming no other cards are installed. See individual card
area, with mounting holes spaced on 0.1 inch cen- specifications for their relay drive requirements.
ters, is available for development of unique circuits RELAY DRIVE LINES: 96 open collector sink drivers, 140mA
and switching topologies. Ninety-six open collector each. Coded in 8 row