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imhififan

Responses from imhififan

George-Warren Turntable
I think member "winggo" is George, google found George Warren Precision Sound address: 5400, N 7th Ave, Sioux Falls, SD 57104Tel no:  (605) 335-5925  
Bi-Amping Paradigm speakers
Are you sure the RCA pre-out cannot use for Bi-Amp setting? If you have the cables on hand, why not give it a try. 
Are there used/mint balanced pre-amp with a few unblanced inputs under $2000??
Cambridge Audio Azur 851E  
NAD 7140 repair-HELP
http://home.windstream.net/wbittle1/vaud5.htmIf I were you, after cleaned the speaker selector, relay contacts etc, if the amp section still not working, I will leave it as is, find a cheap used Adcom, B&k or Parsound power amp to pair with it... 
NAD 7140 repair-HELP
Those fuses for tuner section only.If both channel of Amp section not working, start with power supply to diagnose. You can download service manual from http://www.vintageshifi.com/repertoire-pdf/Nad.php 
Help With 60Hz Hum PLEASE
"7.   Switched between XLR and UNBALANCED (THE UNBALANCED CONNECTION WAS A BIT WORSE)"I missed this line, my bad.THE UNBALANCED CONNECTION WAS A BIT WORSE because of the 7805 has higher gain on unbalanced input.You have a noisy 8801?Disconnect a... 
Help With 60Hz Hum PLEASE
Did you try using RCA connections from 8801 to 7805?The 7805 has very low input impedance on Xlr. 
where can I buy a 1/4 amp slow blow fuse?
Amazon.com 
Need Help on a Krell KAV300cd Repair - have one?
http://www.diyaudio.com/forums/power-supplies/270599-krell-kav-300cd-fault.htmlHave some picture and schematics of the power supply on post #24 
Accuphase voltage conversion
pip555,Open the amp, see if you can find the  broad https://www.facebook.com/media/set/?set=a.401024800009547.1073741833.266965016748860&type=3  
How to eliminate standby AC line current
this may on your PT2300 
Need Help on a Krell KAV300cd Repair - have one?
google 
Purpose of white LED lights inside Wolcott amp.
Have you contact Wolcott Audio? I believe the LED comes on indicate a bad tube. 
Speaker Switch That Protects Tube Amplifier
To be able to do live A/B switching, this is an idea:A Shorting Contact Style 3 Deck 3 Position Rotary Switch,Deck 1: pole connect to speaker +, position A to AVR + output, position B open, position C to Tube Amp + outputDeck 2: pole connect to sp... 
Speaker Switch That Protects Tube Amplifier
"Should I be concerned with the tube amp not being loaded for a instant when the switch is toggled?"That depends, even though IF the tube amp has some sort of protection circuit built in, I won't risk it. Same thing on the ss amp, even though it h...