가원인터내셔널(주)


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가원인터내셔널(주)

- SPECIFICATION

The TA-312/PT is a two-wire.
Battery-operated field telephones it may be used in a simple point-to point voice frequency(vf) wire communication link any two-wire rundown subscriber position of a telephone communication system.

- Technical Character

● Voltage requirements : 3 volts D.C. (BA-30)
● Frequency range : 300 ~ 3.200 Hz
● Signaling
● Voltage requirements : 3 volts D.C. (BA-30)
● Frequency range : 300 ~ 3.200 Hz
● Signaling

Frequency --------------20 Hz

Voltage ----------------- 90 ~ 100 volts
● Station-to-station
● Net Weight : 4.35 kg

Wire description and type or gage	Maximum distance (miles)
Field Wire WD-1/TT	Wet -------- 14. Dry --------22
Field Wire WD-14/TT	Loaded ----- 22. Dry ------14
Spiral-for Cable CX-1065/G	29
Lead-covered Cable, 19-gage	30
Open-Wire lines, W-2 #14 AWG copper	230
Open-Wire lines, W-74 #12 AWG copper	520

- Parts Assy List

No	NSN	Draw No	Description
1	5965-00-669-9145	SM-D-207907	Handset H-60/PT
2	5805-00-503-1469	SM-D-339565	Generator G-42/PT
3	5915-00-392-5981	SM-D-208032	Net Work (CU-350B/PT)
4	5805-00-503-1145	SM-D-208072	Buzzer (BZ-23/PT)
5	5805-00-392-6857	SM-C-207920	Harness Cable
6	5805-00-392-7726	SC-C-108657	Crank Handle
7	5999-00-502-9486	SM-C-207798	Terminal Panel
8	5999-00-502-9486	SM-C-207796	Contact Assy
9	5930-00-504-9486	SC-D-19833	Cord Assy (CX-2151/U)
10	5930-00-504-6675	SM-D-207961	P.T.T Switch (SA-129/PT)
11	5930-00-301-5866	SM-C-207797	Spring Helical Torsion
12	5805-00-301-3865	SM-C-207794	Spring Helical Torsion
13	5930-00-399-7773	SM-B-207875	Selector Rotary Switch
14	5930-00-173-8358	SM-C-207935	Switch Cover
15			Pranger Assy
16	5930-00-566-1639	SM-A-283418	Ext-int Rotary Switch
17	5965-00-549-0220	SM-C-208021	Earphone Element (TA-235/PT)
18	5965-00-925-5112	SM-C-207991	Microphone Element (TA-117/PT)
19	5999-00-392-7937	SM-B-207914	Contact Housing
20	5330-00-620-1010	SM-B-207918	Gasket
21	6135-00-681-8597	SM-C-207814	Battery Cover Assy
22	5940-00-5556-7802	SM-C-283478	Binding Post Assy
23	5930-00-566-1638	SM-C-283413	Hook Switch
24	5935-00-549-2646	SM-D-83050	Connector (9U-79/U)