Clear-Com TW-47

The TW-47 is a stand-alone interface designed to connect a 2-way radio or walkie-talkie into a single channel of a standard Clear-Com, RTS, or compatible 2-wire party-line intercom system. It provides both audio connection and "push-to-talk" transmitter keying, using standard Call signals.

Note: Two-way radio must have headset and microphone jacks.

• Interfaces any 2-way radio to a single channel of Clear-Com, RTS or compatible system

• Accepts any walkie-talkie or radio with headset and microphone jacks

• Individual transmit and receive level controls

• Bi-color LED audio level indicator

• Powered by the intercom line

RADIO TO PARTYLINE:

LINE CHRACTERISTICS:

• Frequency Response: 200-20KHz ± 3dB

• Max Gain: >=-5dBu

• Distortion:

• Noise:

• Max Level Before Clipping: >=+17dBu

• Green LED Threshold: -22dBu ± 3dB

• Red LED Threshold: -16dBu ± 3dB

• Input Impedance: 400 ± 100

•

PARTYLINE TO RADIO:

•

LINE CHARACTERISTICS:

• Frequency Response: 200-8KHz ± 3dB

• Max Gain J7 ON, J8 ON: -12dBu ± 3dB

• Max Gain J7 OFF, J8 ON: +2dBu ± 3dB

• Max Gain J7 OFF, J8 OFF: +27dBu ± 3dB

• Distortion:

• Noise:

• Max Level Before Clipping: >=0dBu

•

POWER REQUIREMENTS:

• Input Voltage Range: 20-30VDC

• Quiescent Current:

• Current with Audio:

• Current with Call:

•

REAR PANEL CONNECTORS:

• (1) XLR3F

• (1) DB-9F

•

FRONT PANEL CONTROLS AND INDICATORS:

• Transmit: (1) Red LED

• Audio Level Hi: (1) Red LED

• Audio Level Norm: (1) Green LED

• Receive Level Adjust: (1) Control

• Transmit Level Adjust: (1) Control

•

DIMENSIONS:

• 1.63 in. H x 4.75 in. W x 5.15 in. D

• (41.4 mm x 121 mm x 131mm)

•

WEIGHT:

• 1 lb. 4 oz. (0.6 kg)