RDL ST-ACR2 Line-Level Audio Controlled Relay - 5 to 50 second Delay

RDL ST-ACR2 Line-Level Audio Controlled Relay - 5 to 50 second Delay

  • $127.53
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Radio Design Labs ST-ACR2 Line-Level Audio Controlled Relay - 5 to 50 s Delay

The ST-ACR2 is an Audio Controlled Relay in the STICK-ON series. These products are designed for quick, convenient installation, and reliable operation in a variety of control applications. The ST-ACR2 is designed to switch on line level sources.

Two multiturn trimmers are provided. The SENS potentiometer adjusts the audio input sensitivity. A threshold LED facilitates accurate adjustment. The module can be set to trigger on signals between -30 dBu and 0 dBu. The DELAY control sets the time required for the relay to release when the audio drops below the threshold.

The delay adjustment range for the ST-ACR2 is from 5 seconds to 50 seconds.

RDL ST-ACR2 Features:
  • Switching Controlled by Audio Signal
  • Sensing of Line-Level Signal
  • Silence Sensing
  • DPDT Switching Contacts
  • Open-Collector SLAVE Output

Required Power Supply RDL PS24V Sold Separately


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