RDL RU-VCA2A Digitally Controlled 2-Channel Audio Attenuator

The RU-ASX4DR is a four channel stereo audio selector with input gain adjustments and output level metering. The module is equipped with an internal stereo VCA for setting the output level. Source selection and level adjustment are by remote control. Each module may be remote controlled from a single or multiple locations. Rear-panel terminals provide flexible control options using a variety of RDL remote controls or OEM equipment. The inputs and output are connected on rear-panel detachable terminal blocks.

Features:

• Remote Controlled Switching and Level Control
• Multiple Remote Control Locations Possible
• 4 Stereo Inputs to 1 Stereo Output
• Line-Level Audio Switching
• External Level Control Using 10k ohm Potentiometer or 0 to 10 Vdc
• 96 dB Attenuation Range in 0.5 dB Steps
• Noiseless Zero-Crossing Adjustment Steps
• Precise Level Tracking on Each Channel
• Balanced or Unbalanced Inputs and Output
• Gain Trim on Each Source
• Controllable Using Various RDL Remote Controls
• Open-Collector Output for Selected Input