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Using relays for audio signal switching? | DiyMobileAudio ...
https://www.diymobileaudio.com/threads/using-relays-for-audio-signal-switching.435329/
I need to switch stereo audio input (i.e. Ipod/Iphone level signal) from source "A" to another "B". The vehicle switch is effectively an SPST. So, to switch the two channels, I need to use one DPDT or two SPDT relays to swap the two channels. It would be a mechanically robust mobile solution...
Switching audio signals with relay - diyAudio
https://www.diyaudio.com/forums/solid-state/32300-switching-audio-signals-relay.html
If you only have a freewheeling diode across the relay coil you will get switch-off transients (0.7 volt over the supply voltage) from the diodes. This rather small but fast flank may cause capacitive or inductive coupling causing clicks. You can avoid this simply by making the switch-off slow but not too slow, just enough to avoid this click.
Switching loudspeaker with relay | diyAudio
https://www.diyaudio.com/community/threads/switching-loudspeaker-with-relay.199686/
Featured Vendors The diyAudio Store Parts Connexion miniDSP DIY HiFi Supply. ... My recomendation would be not to put any contacts in the audio path as this would create more problems later, with relay contacts. ... If you are intent on using a relay to switch off the speakers, then I would suggest using a solidstate relay 34.81.7.024 SPST 2A ...
Audio Activated Delay Switch Using Transistors - DIY …
https://circuits-diy.com/audio-activated-delay-switch-using-transistors-diy-project/
4,432 views. Audio activated delay switch is a circuit that can activate a relay switch for a specific time period. For example, when we are listening to an FM radio station there’s a sudden increase in volume when any advertisement or song plays. But with the help of this circuit that sudden increment of volume can be muted for 15 seconds and if the volume is …
Audio Switch with Relay - YouTube
https://www.youtube.com/watch?v=9C9K6alZxdc
I use a simple double pole double throw (DPDT) relay to switch audio signals like I did with the 4066 chip. This probably should have been a precursor to the...
Speaker Switch : 5 Steps - Instructables
https://www.instructables.com/Speaker-Switch/
The idea is to connect the right and left signal from the receiver and be command by the relays,( one relay to the right signal and the other for the left signal), which relay will have connect the positive and negative signal from the receiver and it will switch between front small speakers and front large speakers.
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