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Old 14th July 2011, 03:53 PM   #1
DrDyna is offline DrDyna  United States
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Default a / b Selector Switch - Stupid Question.

Hey guys. I've got a relatively silly question. I'm making a selector switch using a couple of 20 amp relays with 12vdc triggers. I plan on using the switch as a comparison switch between satellite speakers. I'm going to run the hpf output from my passive sub crossover into the common on the relay and use the NO and NC taps on the relays on the 2 different sets of sat speakers.

My question is, momentarily, my amplifier will be driving just subs, as the relay is break before make.

Will rapidly switching which satellite speakers are connected (with a brief period of neither) have any ill effects on my amplifier? I plan on doing this at relatively low volume. I'm fairly sure that it will be ok, but I'd rather hear from an electronics expert before I toast my amplifier by suddenly shifting impedance around rapidly.

Thanks fellas.
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Old 14th July 2011, 03:55 PM   #2
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Break before make is fine. Make before break would be very expensive!
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Old 14th July 2011, 04:01 PM   #3
DrDyna is offline DrDyna  United States
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Quote:
Originally Posted by simon7000 View Post
Break before make is fine. Make before break would be very expensive!
Awesome, thank you
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