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Phone Line Extenders

TRA
Telephone to Radio Adapter
Phone Line Extender: TRA

Simplex or duplex radio telephone interface for using a standard telephone to control a two-way radio for radiotelephone applications. TRA Programmable Encode/Decode/ANI/Transpond Formats

DESCRIPTION

Midian's TRA provides telephone voltages and ring voltages to simulate a telephone line. The TRA uses VOX operation for asserting the PTT of simplex two-way radios or remote controllers. Other features include connect/disconnect ANI's, channel scanning, and multiple decode numbers for individual or group call. Duplex operation is possible when using a duplex mobile radio.

APPLICATIONS

The TRA can be used as a phone line extender for areas without phone line access. It can also be used with a KSU phone system to control a base station or a tone/DC remote or to provide in-plant paging of two-tone, five-tone, or DTMF.

INSTALLATION

Midian's TRA is easily interfaced to many full-duplex or simplex mobile radios and KSU phone systems. The TRA works with most DTMF interconnects including Midian's DTI & STI series interconnects.

ADVANTAGES

  • Works with most DTMF interconnects

  • 5 year warranty

  • Simplex or duplex operation

  • Extends your telephone line to remote locations using 2 duplex radios

  • Makes rural telephone applications simple & inexpensive

  • VOX operation

FEATURES

  • Connect & disconnect ANI's

  • 10 number memory dialer

  • Busy channel lockout

  • Programmable time-out timer

TRA

General Specifications

Operating Temperature

-30 to +60 degrees Celsius

Operating Voltage

11 - 16 VDC

Standby Current

22 mA

Off-hook Current

50 mA

Ringing Current

400 mA

Receive Input Level

50 mV rms min.

Frequency Range

280 - 2800 Hz

Audio Output Level

1 V p.p.

Dimensions (inches)

4.25 L x 3.25 W x 2.0 H


TRA-U
Telephone to Radio Adapter for Uniden
Phone Line Extender for Uniden Radios: TRA-U

Turn your Uniden LTR radio into a remote telephone line with the TRA-U. Available for the following Uniden radios: SMS301TSD, SMS316TSD and SMS318ED.

DESCRIPTION

Midian's TRA-U provides standard telephone voltages and ring tones to simulate a phone line. The TRA-U provides full duplex operation of the duplex Uniden mobile radio. Other features include connect/disconnect ANI's, channel scanning, and multiple decode numbers for individual or group call.

APPLICATIONS

The TRA-U is used as a telephone line extender to areas without phone line access.

INSTALLATION

The TRA-U easily interfaces the Uniden SMS301TSD, SMS316TSD, and SMS318ED mobile radios to a telephone (including cordless), fax machine, computer modem, etc.

 Phone Line Extender for Uniden Radios: TRA-U

ADVANTAGES

  • Provides a remote phone line through an LTR provider with interconnect service

  • Makes rural telephone applications simple & inexpensive

  • 5 year warranty

FEATURES

  • Automatic connect & disconnect commands

  • Missed call alert

  • Busy channel lockout

TRA-U

General Specifications

Operating Temperature

-30 to +60 degrees Celsius

Operating Voltage

11 - 16 VDC

Standby Current

22 mA

Off-hook Current

50 mA

Ringing Current

400 mA

Receive Input Level

50 mV rms min.

Audio Output Level

Max. 3 V p.p.

Dimensions (inches)

4.25 L x 3.25 W x 2.0 H

WISCO International, Inc. - MIAMI, FL U.S.A.
Fax: (954) 370-3997 | E-mail: wiscointl@wiscointl.com

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