AT-1 Portable Audio Tester

Description AT-1 Portable Audio Tester Signal Generator emits 1 kHz tones or pink noise audio signals. XLR Cable Tester for detecting whether XLR cables are damaged. 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. Specifications XLR BALANCED JACK 1/4″ UNBALANCED JACK 1 KHZ TONE GENERATOR (±1 DB) -40, -20, -10 dBu -40, -20, -10 dBu PINK NOISE GENERATOR (±1 DB) -40, -20, -10 dBu -40, -20, -10 dBu INPUT METER ‘SG’ THRESHOLD -20 dBu n/a INPUT METER ‘PK’ THRESHOLD 10 dBu n/a OUTPUT IMPEDANCE 350 Ω 600 Ω INPUT IMPEDANCE 3 kΩ 600 Ω / 3.5 kΩ PHANTOM POWER VOLTAGE solid: 44 – 52 V; flashing: 24 – 44 V n/a CABLE TESTER DC VOLTAGE 3.3 V n/a