• Split-unit audio testing tool with independent male and female XLR units
• Remote signal testing and XLR Cable Testing with one unit on each end
• Signal Generator emits 1 kHz tones or pink noise audio signals
• XLR Input Metering to measure the strength of XLR input signals
• Phantom Power Check to test voltage and ensure normal operation
• Headphone and Speaker Monitoring to check input signals
• Suitable for testing powered PA speakers, effect pedals, cables, DI boxes, IEM systems, mixers, and other audio equipment
• Units charge via USB in 1.5 hrs and a full charge lasts up to 4 hours

Signal Generator

Outputs a 1 kHz sine wave or pink noise audio signal through XLR male, 1/4″, and 1/8″ connectors, with three output level options: -10 dB, -20 dB, and -40 dB.

XLR Cable Tester

AT-3’s split-unit design allows you to test long cable runs with one unit at each end, to make sure all three pins of the XLR cable are functioning properly.

XLR Input Metering

Measures the input volume level of the XLR female connector.

Phantom Power Check

Tests the output voltage of the phantom power and ensures both pins are functioning properly.