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).скачать dle 12.0