jea48

Responses from jea48

I have a weird buzz issue; can you help me solve the problem?
@ mwsl Did you by chance plug the shorting plugs into an output? Inputs only.. 
Your One Bullet Point Solution; Electrical Upgrade
I understand, BRASS bus bar! Copper bus...... No one uses brass for bus bars.I deleted my response on what I had posted in my previous post in regards to the sub panel because of posts posted before I posted mine.If I understand what you said th... 
Your One Bullet Point Solution; Electrical Upgrade
Doing service upgrade to 100A. I plan on adding a whole house surge protector, type 2, add on to panel after the service enters house. Panel to the HT/Music room is not under consideration, as it was all updated when the room was built. Where I l... 
What Power isolation transformer or conditioner similar to Topaz
@ gte357s While researching, I come across a thread from head fi about Topaz isolation transformer with 0.0005pF capacitance. As for capacitive, capacitance, coupling. https://belfuse.com/resources/whitepaper/signaltransformer/wp-ST-Controlling... 
Directionality Explained
djones512,068 posts 05-27-2020 11:00am Already tried the speaker cables and interconnects jea48. Doesn’t seem to be any difference in measurements or sound. @ djones51 If the cables are made from stranded wire I doubt you will hear a difference... 
Directionality Explained
djones512,063 posts 05-27-2020 8:04am Let me see if I rip the wire out of my wall and reverse it instead of reading 121 volts as it does now it’s going to read what? 50 volts? @ djones51 How about keeping the discussion for this thread focused... 
Directionality Explained
djones512,042 posts 05-25-2020 8:51pm If the direction of the wire caused a change in current it’s measurable.http://amasci.com/miscon/whatis2.html#4 @ djones51 If you are using current for your argument why wire cannot be be directional then y... 
Fuse location ....( if any) in MGA Mitsubishi DA P600 Pre-amp
@ rocky1313 As gs5556 said. You will find it on the left hand side of the switch. https://www.hifiengine.com/  service manual                                    https://www.hifiengine.com/manual_library/mitsubishi/da-p600.shtml. 
I have a weird buzz issue; can you help me solve the problem?
@ stroud27612 For a test disconnect the Cable Provider’s coax cable from the cable box. Check for hum. If the hum is gone just buy one of these. https://www.jensen-transformers.com/product/vrd-1ff/ You will also need to buy a short RG6 coax cable... 
Equi=Core Hum & Other Issues
@ lowrider57 Glad to hear the new electrical service solved your hum problem.As for the service entrance cable the electrical contractor installed. Yes, it meets NEC, Article 338 of the code. And it is obviously approved for use by the AHJ (Author... 
Distortion on the Power Line
@ heaudio123 For about $150 - $200  per hour I can hire a certified Power Quality Testing Company. That's what the commercial/industrial electrical contractors do in my area. Why spend thousands of dollars for a Power Quality Analyzer, (that will ... 
Distortion on the Power Line
@ sm2727 Agon thread.  Page 2 from the thread. Then read page 3, no more 60Hz hum/buzzhttps://forum.audiogon.com/discussions/equi-core-hum-other-issues?page=2 . 
directional cables?
Herman has no opinion one way or the other. Which he said in his first post. And there is your problem. You don’t read.Found on page one of this thread. herman2,009 posts05-17-2010 3:57pmArrows on all other kinds of cables -- XLR, speaker, power,... 
I have a weird buzz issue; can you help me solve the problem?
mwsl OP33 posts 05-18-2020 7:24pm Just tried the experiment; unplugged everything from the amp except speakers, ran OEM power cord directly into wall. As expected, the buzz still exists. It exists no matter which input is selected (Aux 1, Aux 2... 
I have a weird buzz issue; can you help me solve the problem?
Any other thoughts? Did you try the mute button on the amp?Also, I don’t know if someone mentioned it already, For a test install a ground cheater at the wall outlet and plug the amp into it.Make sure the ground tab does not come into contact wit...