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dcibel's latest activity
D
dcibel
replied to the thread
CAD suggestions
.
FreeCAD and Fusion360 have CAM functions built-in. Onshape will have CAM function "soon": https://www.onshape.com/en/features/cam-studio...
Sunday at 12:39 AM
D
dcibel
replied to the thread
CAD suggestions
.
Fusion360 as well as Onshape are both "free", however require an account and Internet connection to use at all, and you don't truly own...
Saturday at 2:55 PM
D
dcibel
reacted to
NTK's post
in the thread
both RCA and XLR on some (or all DIY) Class D modules
with
Like
.
Assuming the amplifiers you are thinking about are based on the Hypex NCxxxMP series, it will depend on which Hypex amplifier module is...
Apr 16, 2024
D
dcibel
replied to the thread
both RCA and XLR on some (or all DIY) Class D modules
.
Unable to determine from your image, it looks like "no". Easy to determine for yourself if you have the equipment in front of you...
Apr 9, 2024
D
dcibel
reacted to
DVDdoug's post
in the thread
both RCA and XLR on some (or all DIY) Class D modules
with
Like
.
There's more than one way to do it. A lot of amplifiers or active speakers/monitors don't have a switch and you just plug-in...
Apr 9, 2024
D
dcibel
replied to the thread
both RCA and XLR on some (or all DIY) Class D modules
.
Diagram is correct, 2 pole 2 throw switch.
Apr 9, 2024
D
dcibel
reacted to
Middle Earth's post
in the thread
All-including kit for DIY bookshelf speakers?
with
Like
.
Speaker are marked up obviously but if sold though a dealer/retailer the mark up is crazy. You can build a fantastic speaker and save a...
Apr 4, 2024
D
dcibel
replied to the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
.
48V output is only capable of a few mA of current, so you're unlikely to cause any real damage. But here's my best advice. On a USB...
Apr 3, 2024
D
dcibel
replied to the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
.
0 sample error should be the goal, accomplished with dual channel :) "Within a few samples" may not sound like much as far as distance...
Apr 3, 2024
D
dcibel
replied to the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
.
For acoustic reference, the impulse of the acoustic reference determines t=0, so the location of measurement impulse is the difference...
Apr 2, 2024
D
dcibel
replied to the thread
Designing an active 2-way speaker crossover
.
Electrical loopback reference will always be constant, it never moves. So time from t=0 to impulse measurement is always a function of...
Apr 2, 2024
D
dcibel
reacted to
JohnPM's post
in the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
with
Like
.
UMIK-1 and UMIK-2 are individually measured and calibrated. They are not batch measured, posts claiming that are baseless speculation. I...
Apr 1, 2024
D
dcibel
reacted to
Vladimir Filevski's post
in the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
with
Like
.
You don't have it either. Your conspiracy theory has the same defect as any other conspiracy theory - complicated and time-consuming...
Apr 1, 2024
D
dcibel
replied to the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
.
Try it and see.. run the same measurement 10 times and see if timing remains constant. Walk away for 10 min and try again.. close...
Apr 1, 2024
D
dcibel
replied to the thread
UMIK-1 or any USB MIC unsuitable for timing measurements?
.
Don't do that with a USB mic...it's not reliable. Acoustic reference is a better idea. But real answer is get the right tool for the job.
Apr 1, 2024
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