PART A - TELEPHONES
1.
TA-1/PT telephone set.
Status: STD-A; NSN: 5805-00-521-1820
General Information
The TA-1/PT is a lightweight, weatherproof, sound-powered telephone intended for use on field-wire
lines in forward areas. It can be used for communications with any local battery field telephone or local
battery switchboard. It includes a generator for producing 20-Hz ringing current.
Technical Characteristics
Range..................................................................................... Approximately 6 km (3.7 mi)
using field wire WD-1/TT (10 dB
working limit)
Type of Operation.................................................................. Local battery
Signaling Voltage ..................................................................65 to 80 V AC, 20 Hz
Type of signaling:
Visual .................................................................................. Nonadjustable Maltese cross
Audible ................................................................................Buzzer, adjustable from LOUD to
OFF
Power Requirement ...............................................................None
Weight
Telephone ............................................................................1.25 kg (2.75 lbs)
Carrying case ...................................................................... .0.4 kg (14 oz)
SS 0029
1-6
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