Item No.: ALM-4A
Audio Alarm

This unit can work as the audio signal indicator applied to multiple channels broadcasting system of all levels TV stations, the grade 10 LED wiht high lumination can lively monitor the working range of multiple audio signal, thereby the operator can know the working status of the audio signal more straightly, more timely, and more exactly.

Specifications:

* Audio amplifier
* Output power: 3Wx2(THD=0.03﹪)
* Frequency response: 200HZ-20KHZ
* S/N: ≥90dB
* (THD) (1/2 power): ≤0.03%
* Cross talk: ≥ 70dB
* 4 Stereo cross talk: ≥ 90dB
* Sensitivity: 775MV/RMS(balance input)
* Voltage input: 15V DC
* Power consumption: 20W
* Setting size: 1U
* 8 channel LED level display
* 10 segments per channel LED level display
* 3 dB per segment, display range: 30dB
* Frequency response range: 80HZ-20KHZ
* LED level display sensitivity: 48.9mV
* Signal checking time setting: 1 minute/2 minutes/3 minutes/5 minutes
* Signal checking sensitivity: 50mV