RDL ST-ACR1 Line-Level Audio Controlled Relay
Product details
| Management number | 204374786 | Release Date | 2025/10/17 | List Price | $73.01 | Model Number | 204374786 | ||
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RDL ST-ACR1 Line-Level Audio Controlled Relay
The ST-ACR1 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-ACR1 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-ACR1 is from 0.5 seconds to 5 seconds.
Key Features
- Switching Controlled by Audio Signal
- Sensing of Line-Level Signal
- Silence Sensing
- DPDT Switching Contacts
- Open-Collector SLAVE Output
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