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Hearing aid loop switched on 8n hall?At soundcheck yesterday in a hotel ballroom, my 2009 Metro UV70 5 string (with hum cancelling pickups), was picking up interference from something in the room, likely the small ceiling lights on a dimmer. It was a loud high frequency buzz/noise, and was present in active and passive modes, and present no matter how I panned the pickups. Not a shielding problem, the noise didn’t come and go when touching the strings. I could curtail it with the VTC, but it was very loud. The same Bass was dead quiet less than 24 hours earlier at my gig in another location. So I grabbed my Fender Jazz 5 out of the case that has Lollar single coils, and it was dead quiet. I could get the interference on the Fender if I panned pickups, but with both pickups on 100% there was no noise issue. I haven’t had noise issues with the UV70 before. Wondering if something has failed in a ground somewhere or a dodgy pickup. I’ll have a snoop next week after my weekend of gigs. Any thoughts welcome. Thanks.
Update: I just quickly opened up the control cavity and grabbed the multimeter. There is continuity from the ground lug to the back of the pots, and continuity to the shielding. Also some, but not all of the pickup pole pieces have continuity to ground too. I have no noise here at home. I’ll take it to my gig tonight which is in another room and see what happens.
The Japan Metro 5 strings used the side by side 5 string pickup design that did not fully hum cancel in some challenging environments. The NYC stacked HC 5 string pickups solved the problem. That may be what you are experiencing. See Roger's post #49155.At soundcheck yesterday in a hotel ballroom, my 2009 Metro UV70 5 string (with hum cancelling pickups), was picking up interference from something in the room, likely the small ceiling lights on a dimmer.
Did you have ground continuity to the bridge (only other thing that comes to mind).At soundcheck yesterday in a hotel ballroom, my 2009 Metro UV70 5 string (with hum cancelling pickups), was picking up interference from something in the room, likely the small ceiling lights on a dimmer. It was a loud high frequency buzz/noise, and was present in active and passive modes, and present no matter how I panned the pickups. Not a shielding problem, the noise didn’t come and go when touching the strings. I could curtail it with the VTC, but it was very loud. The same Bass was dead quiet less than 24 hours earlier at my gig in another location. So I grabbed my Fender Jazz 5 out of the case that has Lollar single coils, and it was dead quiet. I could get the interference on the Fender if I panned pickups, but with both pickups on 100% there was no noise issue. I haven’t had noise issues with the UV70 before. Wondering if something has failed in a ground somewhere or a dodgy pickup. I’ll have a snoop next week after my weekend of gigs. Any thoughts welcome. Thanks.
Update: I just quickly opened up the control cavity and grabbed the multimeter. There is continuity from the ground lug to the back of the pots, and continuity to the shielding. Also some, but not all of the pickup pole pieces have continuity to ground too. I have no noise here at home. I’ll take it to my gig tonight which is in another room and see what happens.
Did you have ground continuity to the bridge (only other thing that comes to mind).
Question: was this before the move to Warwick in Germany? I've noticed the pickups on my MiG MetroLine (avatar) can pick up noise when soloed, especially if you boost treble. What design do the German-built Sadowsky basses use for the J pickups?The Japan Metro 5 strings used the side by side 5 string pickup design that did not fully hum cancel in some challenging environments. The NYC stacked HC 5 string pickups solved the problem. That may be what you are experiencing. See Roger's post #49155.
I own Chef's Japan Metro 5 string and he had single coils installed by the NYC shop when he bought it new and they fully hum cancel when the pan is centered which is another solution. They sound awesome, as well.
View attachment 5262301
The earlier MIG's all had split coils, they switched to stacked coils a year or two ago. Typically noise issues were more common with 5 string splits due to the unbalanced coils; one coil handled 3 strings, while the other coil had 2 strings.The 4 strings didn't have the issue because the two coils were evenly wound.Question: was this before the move to Warwick in Germany? I've noticed the pickups on my MiG MetroLine (avatar) can pick up noise when soloed, especially if you boost treble. What design do the German-built Sadowsky basses use for the J pickups?
Gave my NYC RV4 a clean today with some Sadowsky polish that I found in the bottom of a cupboard. I had never really used it before but it has really done a nice job.
The body is ash on this one rather than the more usual alder with a rosewood board. It will be 20 years old next year.
This is the bass that I bought via Talkbass a good while ago now (10 years plus) from a seller in Dallas from memory.
I use it with TI Jazz flatwounds and the MV4 in my avatar always has Sadowsky Blue Steel roundwounds. Both great basses of course
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Mine is from 2021. How do I know which ones are on my bass?The earlier MIG's all had split coils, they switched to stacked coils a year or two ago. Typically noise issues were more common with 5 string splits due to the unbalanced coils; one coil handled 3 strings, while the other coil had 2 strings.The 4 strings didn't have the issue because the two coils were evenly wound.
The earlier MIG's all had split coils, they switched to stacked coils a year or two ago. Typically noise issues were more common with 5 string splits due to the unbalanced coils; one coil handled 3 strings, while the other coil had 2 strings.The 4 strings didn't have the issue because the two coils were evenly wound.
I believe they are now that standard pickup for all the German made basses.Do the current German Masterbuilt and Metrolines 5 strings come with the stacked coils?
I don't know if the 21's has them. You might be able to either look at the wiring or remove one of the pickups. The stacks are very tall and you'll see one coil stacked on another.Mine is from 2021. How do I know which ones are on my bass?
Thanks! Considering the noise I am getting I assume they are the old ones.I don't know if the 21's has them. You might be able to either look at the wiring or remove one of the pickups. The stacks are very tall and you'll see one coil stacked on another.
I believe they are now that standard pickup for all the German made basses.