Field Voice Telephone Ta-01

Field Voice Telephone Ta-01

 

SPECIFICATIONS:

Operating mode:

-  CB - Central Battery (operational power supply capability without local battery, power supplying by central-battery);

-  LB - Local Battery (Battery 4,5 V);

-  Controlling of radio/wireless station;

-  Line test;

-  Dialing: pulse and tone signaling, magneto ringing;

-  Effective bandwidth: 0.3 - 3.4 kHz;

-  Call-tone level: not less 70 dB;

-  Memory: 10 telephone numbers; Power supplying:

-  Local battery 4,5 V;

-  Central battery 27 V;

-  Current consumption is not more 1,1 A in LB power supplying mode under magneto ringing;

-  Current consumption is not more 25 mA in con­versational mode;

-  Temperature range-35° C... +50° C;

-  Mean-time-between-failures is not less 10 000 hours;

-  Operation life is not less 20 years;

-  Hermetic enclosure (submerge up to 1 m).

Field Voice Telephone TA-01 intended for supporting a telecommunication ser­vice in the subscriber network of automatic switching systems, PBX, manual switching systems, point-to-point (without switching systems) and as communication terminal in radio facilities.

Telephone intended for field operation un­der environmental exposure and for installation and operation on stationary and mobile vehicles (track-type vehicles, aircrafts with a low maneu­verability, helicopters and ships). Operates in Central Battery (CB) or Local Battery (LB) modes depending on connection.

Powering modes are: Central Battery (CB) or Local Battery (LB).

Telephone supports Public Switched Tele­phone Network with Pulse and Tonal (DTMF) di­aling functions. It meets the regulation's require­ments that are in force. Connection is by 2-wire line (GOST 7153).