ZHC348-2010SZ/RCA Intelligent Audio Switcher

Overview

ZHC348-2010SZ/RCA Intelligent Audio Switcher is a professional broadcast grade audio switching device that supports 2 channels of unbalanced analog audio input (RCA interface) and 1 channel of unbalanced analog audio output (RCA interface) after switching; It has manual and automatic switching modes, and in manual mode, the desired audio channel can be easily selected through buttons; It is an excellent audio switching device that intelligently determines the channel audio status and switches in automatic mode.

Features

◆ High speed MCU processor control, reliable performance.

◆ Reliable power-off main circuit direct function.

Diagram

Technical specifications

1. Analog audio input level -30dBu~+15dBu

2. Analog audio output level -30dBu~+15dBu

3. Operating frequency 20Hz~20KHz

4. Audio signal-to-noise ratio ≥ 90dB

5. Audio frequency response ≤± 0.2dB

6. Audio distortion ≤ 0.02%

7. Audio stereo separation ≥ 70dB

8. The level difference between the left and right audio is ≤ 0.02dB

9. Power supply voltage AC100V~AC265V/47Hz~63Hz

Physical specifications

1. Chassis standard 19 inches

2. Chassis size 1U (440mm × 300mm × 44mm)

3. Total weight 1.7KG

4. Operating environment temperature -10 ℃~+50 ℃

5. Relative humidity <95%

6. Altitude <4500m