From: Jens.Rodrigo@gmail.com   
      
   "Bill Graham"  wrote:   
   >I am new to this group, so I apologize for asking a question than may have   
   > been asked and answered many times before. I am a trumpet player, and I   
   > would like to mike my horn and add a chorus effect to the output of the   
   > mike, which I will then send to my 45 watt Beherenger keyboard amp and   
   > speaker unit. I am using an Audio Technica PRO 35 R condenser mike which   
   > has a low impedance output, since it requires a phantom power unit, and   
   > when I put this signal into any of several chorus units, the result is   
   > very   
   > distorted, since all these units are made for electric guitars, and they   
   > all   
   > have high impedance inputs, as far as I know. What I would like to know   
   > is,   
   > does anyone know of a chorus unit that can accept a low impedance input so   
   > it can be driven by a condenser mike without distorting? Or, if not, how   
   > can   
   > I change the mike output to a high impedance so it won't seriously   
   > overdrive   
   > the chorus effect unit? I love the chorus effect, and it seems to me that   
   > there must be some equipment combination that the pros use so they can   
   > sing into, or play their acoustic instruments into a chorus effect unit   
   > without   
   > getting a lot of distortion. Vocalists must use this effect too, and they   
   > would have to drive those units with microphones also.   
   > I am Bill Graham, from Salem, Oregon.   
      
   We don't use matching in audio; see:   
   Interconnection of two audio units - Voltage Bridging or impedance   
   bridging - Zout < Zin   
   http://www.sengpielaudio.com/calculator-voltagebridging.htm   
      
   Cheers Jens   
      
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