How to Measure Sound with a Handheld Meter
element14 Presents | Bald Engineer: James Lewis' VCP Profile | Workbench Wednesdays
One of the loudest pieces of equipment on Bald Engineer’s electronics workbench is the Electronic DC Load. James has finally had it with its noise and decided to swap the fan out. To see (and not just hear) an improvement, he uses a Tenma 72-942 handheld sound meter to compare before and after.
Supplemental Content:
- Screaming LM386: An Audio Amplifier with PCB Art
- PCB Art: The Scream
- Workbench Wednesday 20: Thermal Tools for Circuits
- Workbench Wednesday 14: Instrument Basics: Electronic Loads
Bill of Material:
| Product Name | Manufacturer | Quantity | Buy Kit |
|---|---|---|---|
| Sound Meter 72-942 | Tenma | 1 | Buy Now |
| DC electronic Load 8540 | B&K Precision | 1 | Buy Now |