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Sending audio signals to output device through relay
https://electronics.stackexchange.com/questions/50337/sending-audio-signals-to-output-device-through-relay#:~:text=Actually%20a%20relay%20is%20fairly%20close%20to%20being,a%20speaker%2C%20but%20it%20will%20not%20be%20pleasant.
Relays for Switching Audio Signals
http://www.geofex.com/Article_Folders/relays/relays_for_switching_audio_signa.htm
Relays are some of the oldest switching parts available, butthey are misunderstood by many audio hackers. Here's a run down on the basicsand how to apply them. Relays are electro-magnetically activated switches. Literally,there is an …
Using relays for audio signal switching? | DiyMobileAudio ...
https://www.diymobileaudio.com/threads/using-relays-for-audio-signal-switching.435329/
You will be fine using relays as long as you can pass 5mA to 10mA through the contacts while active. You need enough whetting current to flow through the contacts to keep them from oxidizing. The DC current flowing through the contacts will not interfere.
ST-ACR1 ‐ Line-Level Audio Controlled Relay - 0.5 to 5 s
https://rdlnet.com/product.php?page=130
PT-AMG2 Portable Audio Signal Generator & Monitor PT-ASG1 Portable Audio Signal Generator PT-IC1 Carrying Case for PT-AMG2 or PT-ASG1 RC-1UR 19" Universal Rack Chassis RC-HPS1 10.4" Rack Mount for Desktop Power Supply and TX Module RC-HPS3 10.4" Rack Mount for 3 Desktop Power Supplies RC-PS5 19" Rack Mount for 5 Desktop Power Supplies
Amazon.com: RDL ST-ACR1 Line-Level Audio Controlled …
https://www.amazon.com/ST-ACR1-Line-Level-Audio-Controlled-Relay/dp/B004ZKY0FC
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. - Power Supply Not Included Product information
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