jea48

Responses from jea48

Audio Research VT100 MK1 and LS15 HELP!!!
Just right now, i used another old 80s preamp from Sony and the sound is boomy boost of full bass and tone control was on neutral (imagine if i crank that bass up). So this confirmed the vt100 is working and my LS15 preamp is not giving that soun... 
Audio Research VT100 MK1 and LS15 HELP!!!
chip_29508 posts 08-29-2019 8:15pm To clarify my earlier post, test the preamp without a load. No input cables attached. No output cables attached. See if the sparking stops.If not, steal a 6922 from the VT100. It has 8. Swap it in for the spar... 
Audio Research VT100 MK1 and LS15 HELP!!!
chip_29508 posts 08-29-2019 8:02pm So... Just a polite correction. The jumpers do not go in the XLR socket. The receptor is separate and apart. See the manual. @chip,Thanks for the shorting pins info. The OP is using balanced ICs. But with that... 
Audio Research VT100 MK1 and LS15 HELP!!!
Same set up, I switched out the arc and use the mac1500 and has a lot of bass response especially low. Switched back to arc and it has about 60% decreased in bass. All speakers wires are all properly connected. Can someone here explain this? http... 
Audio Research VT100 MK1 and LS15 HELP!!!
kentrent OP31 posts 08-29-2019 8:42am @audioconnection the tube flashing and sparking is normal?In your case, imo, no kentrent OP31 posts 08-28-2019 10:14pm So as i was doing all these troubleshooting the LS15 keeps shutting off randomly every... 
Audio Research VT100 MK1 and LS15 HELP!!!
@ kentrentDo you have the manual for the preamp?https://audioresearch.com/ar-package/ls15_manual-pdf/ 
Audio Research VT100 MK1 and LS15 HELP!!!
kentrent OP12 posts     08-28-2019     3:46pm At the seller house setup, he only turn on 30% and i can hear music pretty loud. But when my setup i had to crank up to about 70% to hear loud. Are you 100% sure you have the speaker cables connected... 
Audio Research VT100 MK1 and LS15 HELP!!!
almarg8,964 posts 08-28-2019 10:40am One thing I would do is to remove the top covers of the two components and make sure that the tubes are securely inserted in their sockets. Especially in the case of the amp, given that all of its 16 tubes ar... 
Troubleshooting problem Audio Research SP-10 preamp
How old, (number of hours on the tubes). Could be a bad tube/s.ARC SP-10http://www.arcdb.ws/SP10/SP10.html 
How much discount typically for a new MC275 to expect from a dealer?
I doubt you will be able to get any discount.You might find a Dealer that will generate a phony trade in allowance on the sales receipt. 
AC Dedicated Line
@cleeds,He lives in San Juan, San Juan, Argentina  
AC Dedicated Line
plga said: I will connect the line to the main breaker of the Electrical Company who supplies me the service. Not the street!!!  I meant I will by pass my house's main breaker. I will connect a dedicated positive, a neutral and ground. The lat... 
AC Dedicated Line
he reworked the single panel, keeping the larger draw appliances "away" from the music lines in, on the opposite side of the panel. Well, that’s a new one.Behind the panel where most never look are two great big bus bars. All the breakers attach... 
KT150s in Audio Research Ref 110.
You’ll burn up the power transformer in time. You will shorten its life.ARC power transformers are very expensive. KT 120Plate current 135 - 165 maHeater current 1.7 - 1.95 amp @6.3 Fil Vhttps://s3.amazonaws.com/tubedepot-com-production/spree/atta... 
Proper Ground for Tonearm and Turntable
https://forum.audiogon.com/discussions/anyone-have-this-turntable-issue