Date:         Mon, 8 Jan 2007 00:22:31 -0600
Reply-To:     Association for Recorded Sound Discussion List
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Sender:       Association for Recorded Sound Discussion List
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From:         phillip holmes <[log in to unmask]>
Subject:      Re: square waves....Re: [ARSCLIST] Libraries disposing of records
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It makes my head hurt.  Need sleep.

Mike Richter wrote:
> phillip holmes wrote:
>> Well, if there's a capacitor in the signal path, you'd have nothing.  
>> The cap would block the DC, and there'd be no signal.  If you don't 
>> have a capacitor, you might wind up with a fried amp or speaker.  Am 
>> I wrong?
>
> Yes (you're wrong).
>
> Depending on the size of the capacitor, the size of the load and the 
> frequency, you will lose more or less of the harmonics. If the 
> capacitor is in series, it will charge the first time the switch is 
> closed, discharge through the termination load when the switch is 
> open, then recharge when the switch is closed again. It will pass a 
> signal which will more or less accurately represent a square wave.
>
> Mike