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UAX12

Diagrams
The diagrams for use with the UAX12 in it's pre-std form are:


AT3661-1  Subscribers line, linefinder and selector circuits
AT3662  Ringing, tones, alarms, meter and time-pulses
AT3663  Bothway junction
AT3665  Line-testing circuit
AT3666  Relay-set for multi-metering (used with junction relay-set
AT3667  Common multi-metering relay-set
AT5244  NU tone on MDF for faulty & TOS lines
AT600450 Subs line, linefinder & selector circuit (modified for STD)
AT600460  
Subs line, linefinder & selector circuit (At 3611 modified for STD)
ATU600540  Pulse supply & monitoring relayset for local call timing
ATU600610  Junction busying relayset
ECW101 Wiring of subscribers line circuit
ECW102 Wiring of subscribers line circuit associated with test relay
ECW103 Wiring of linefinder circuit for 25-line unit
ECW104 Wiring of linefinder circuit for 20-line unit
ECW105 Wiring of linefinder alloter circuit
ECW106 Wiring of fuse-alarm and battery-jack circuits
ECW107 Wiring of line-testing circuit
ECW108 Wiring of linefinder allotter circuit
TP540


General features
Racks
Outline of operation
STD changes
Testers

Diagrams
Equipment Layouts
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