Audio Isolation Board

Model: AIB-1

Low cost solution
Inputs available on screw terminals, RCA jack, and modular jack
Outputs available on screw terminals and RCA jack
Line Level, Speaker Level, or Telecom Station inputs
Line Level output
Wall mountable with foam tape and screws
Excellent sound quality

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Product Details

The AIB-1 is a 1:1 isolation transformer designed to enable coupling between audio circuits. The transformer is mounted on a printed circuit board which is easily wall mounted with included foam tape and screws. Speaker Level, Line Level, and Telecom Station inputs are available on screw terminals, an RCA jack, and a modular jack. The Line Level output is available on screw terminals and an RCA jack.

Uses include: elimination of ground loop hum, interfacing select Viking products to a phone line, interfacing an Avaya IP office “Paging Speaker” extension to a paging system, summing two different audio sources into one audio input, injecting audio into a phone line, and converting a speaker level signal down to a line level signal.

Applications

Eliminating ground loop hum in paging systems
Paging or mass notification sounds on a phone line
Strip off talk battery voltage from paging station
Consolidating two audio sources into one
Daisy chain a paging system speaker output into a second power amplifier’s input

Features

Low cost solution
Inputs available on screw terminals, RCA jack, and modular jack
Outputs available on screw terminals and RCA jack
Line Level, Speaker Level, or Telecom Station inputs
Line Level output
Wall mountable with foam tape and screws
Excellent sound quality

Specifications

Dimensions: 2.7” x 2.7” x 1” (69mm x 69mm x 26mm)
Shipping Weight: 0.4 lbs (0.18 Kg)
Temperature: 32°F to 90°F (0°C to 32°C)
Humidity: 5% to 95% non-condensing
Frequency Response +/-3dB: 50Hz to 20kHz
Insertion loss with 600 Ohm Load: -2dB
Winding Ratio: 1:1
Input Impedance: 600 Ohms
Output Impedance: 600 Ohms
Connections: (1) RJ-11 modular jack, (2) RCA jacks, (6) cage clamp screw terminals