ervikingo

Responses from ervikingo

Hum on Tube Amp - Can't find source
@pinotnoir it is a dedicated line/breaker to the music room outlets.  These feed the head units,4 monoblocks and a projector.  Keep in mind, Everything but one tube amp is connected at a time as I try to find the problem. I originally had dimmers... 
Hum on Tube Amp - Can't find source
@atmasphere Thanks for sharing your knowledge!  I'll read more about it. I have asked the power company to come test their system.  I hope they stick a tester to their lines before coming to see inside.  I'm afraid they might take the easy way ou... 
Hum on Tube Amp - Can't find source
@wsrrsw It ain't Hammer Time buddy!   Noise is present even without interconnects  
Hum on Tube Amp - Can't find source
@dpop thanks to you and all others staying engaged with my dilema. I’ve been at this for weeks. "After powering up the amps, how long before the hum appears? Does the hum then remain constant for the rest of the time after it first surfaces, or d... 
Hum on Tube Amp - Can't find source
@wsrrsw typing from Phone is always a challenge,  I appreciate your time! I did try a long extension cord to an outlet which is on a different panel (I have 6 panels at home plus the main panel at the interconnection with the utility).  Problem w... 
Hum on Tube Amp - Can't find source
Come to think of it, I always have my cell on me and my watch has bluetooth…? in addition to the alarm's cell.  
Hum on Tube Amp - Can't find source
@dpop Once the noise starts you can't bias them as the voltage cycles.  Having said that, they are right at 298-303 on all tubes (after many tries before the noise starts).   @jerryg123 Thanks, I read the article and the discussion about it here... 
Hum on Tube Amp - Can't find source
@blackbag20  who knows we already have “Our Lady of Blessed Acceleration”!   
Hum on Tube Amp - Can't find source
@wsrrsw i haven’t yet but I’m about to.  high end not “audiophile” outlets.    Just tried again tripping every panel and breaker except for the amp’s outlets. Comcast line disconnected outside the home BEFORE the ground block (this nothing from ... 
Hum on Tube Amp - Can't find source
@clearthinker thanks.  lets see what demonstrates...  
Hum on Tube Amp - Can't find source
@rocray Yes I have.  They have been great!  The amps went to them for an unrelated check up as I was resetting up my big system.  They found no issues with the amps other than a non-oem fuse holder (by a prior owner) which was removed and brought ... 
Hum on Tube Amp - Can't find source
@jea48 mine is different.  Please click on the audio and video I just posted. @atmasphere thanks!  
Hum on Tube Amp - Can't find source
Video of Tubes Cycling Noise - Cycling Hum  
Hum on Tube Amp - Can't find source
Thanks to all of you! @jea48 none matches. Going to try to link a sound file and video. @atmasphere I ordered that meter you linked.  I will try and report back.  I assume put it around the power cord to the amp?  
Hum on Tube Amp - Can't find source
Amps are Manley Snappers will try with my Aerial speakers and see. After that, going to call on a neighbor and bring them in i ran a long extension cord to an outdoor outlet and problem persisted   I installed a ground trap on the internet lin...