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Re: Using a BRIDGE RECTIFIER in an audio circuit

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On 03/30/2017 11:33 AM, John Larkin wrote:
> On Thu, 30 Mar 2017 02:55:04 -0500, oldschool@tubes.com wrote:
>
>> My object is to combine the right and left channel coming from the
>> preamp into one combined mono channel. I want to do this so the preamp
>> left and right channels remain separated as they are fed into a stereo
>> power amp. -BUT- I want a combined mono channel to feed into another
>> mono power amp to power a 3rd channel to be used as a subwoofer.
>>
>> I know that using capacitors will allow leakage from the left and right
>> channels into each other, and cause a loss of stereo separation.
>> Resistors will help with the separation, but will cause a drop in output
>>from the preamp. I know that using a single diode from each channel (t
>> othe new center channel) will cause clipping, similar to the fuzz tone
>> sound used with guitars.
>>
>> Then it occurred to me. A bridge rectifier will allow both the positive
>> and negative halves of a wave to both pass thru, but not allow the
>> signal to go backward.
>>
>> Will this work?
>
> It would sound awful.
>
>

In the year 2k17 some things just make more sense to buy "off the shelf":

<http://www.ebay.com/itm/DC-12V-24V-Low-pass-Filter-NE5532-Subwoofer-Process-Pre-Amplifier-Preamp-Board-/332006640502?hash=item4d4d234b76:g:24kAAOSwCU1Y24AN>

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Using a BRIDGE RECTIFIER in an audio circuit oldschool@tubes.com - 2017-03-30 02:55 -0500
  Re: Using a BRIDGE RECTIFIER in an audio circuit Martin Brown <'''newspam'''@nezumi.demon.co.uk> - 2017-03-30 09:28 +0100
    Re: Using a BRIDGE RECTIFIER in an audio circuit oldschool@tubes.com - 2017-03-30 16:45 -0500
      Re: Using a BRIDGE RECTIFIER in an audio circuit rickman <gnuarm@gmail.com> - 2017-03-30 18:35 -0400
        Re: Using a BRIDGE RECTIFIER in an audio circuit M Philbrook <jamie_ka1lpa@charter.net> - 2017-03-30 19:54 -0500
          Re: Using a BRIDGE RECTIFIER in an audio circuit rickman <gnuarm@gmail.com> - 2017-03-30 23:58 -0400
          Re: Using a BRIDGE RECTIFIER in an audio circuit makolber@yahoo.com - 2017-04-04 08:30 -0700
            Re: Using a BRIDGE RECTIFIER in an audio circuit whit3rd <whit3rd@gmail.com> - 2017-04-08 15:05 -0700
  Re: Using a BRIDGE RECTIFIER in an audio circuit George Herold <gherold@teachspin.com> - 2017-03-30 06:04 -0700
  Re: Using a BRIDGE RECTIFIER in an audio circuit John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-30 08:33 -0700
    Re: Using a BRIDGE RECTIFIER in an audio circuit bitrex <bitrex@de.lete.earthlink.net> - 2017-03-30 11:36 -0400
      Re: Using a BRIDGE RECTIFIER in an audio circuit oldschool@tubes.com - 2017-03-30 16:40 -0500
        Re: Using a BRIDGE RECTIFIER in an audio circuit rickman <gnuarm@gmail.com> - 2017-03-30 17:56 -0400
          Re: Using a BRIDGE RECTIFIER in an audio circuit "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-04-02 01:45 -0400
  Re: Using a BRIDGE RECTIFIER in an audio circuit Tim Wescott <seemywebsite@myfooter.really> - 2017-03-30 14:38 -0500
  Re: Using a BRIDGE RECTIFIER in an audio circuit tabbypurr@gmail.com - 2017-03-30 14:01 -0700
  Re: Using a BRIDGE RECTIFIER in an audio circuit Dave M <dgminala at mediacombb dot net> - 2017-03-30 16:51 -0500
  Re: Using a BRIDGE RECTIFIER in an audio circuit Phil Allison <pallison49@gmail.com> - 2017-03-30 16:16 -0700
  Re: Using a BRIDGE RECTIFIER in an audio circuit jurb6006@gmail.com - 2017-04-06 23:00 -0700

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