Difference between revisions of "Voltcraft DL-160S"
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== Hardware == | == Hardware == | ||
* [http://www.silabs.com/products/mcu/usb/Pages/C8051F32x-34x.aspx Silicon Labs C8051F321] microcontroller with USB interface | |||
* [http://www.nxp.com/documents/data_sheet/HEF4052B.pdf NXP HEF4052B] dual 4-channel analog mux | |||
* 3 x [http://www.ti.com/product/tl062 TI TL062] dual op-amps | |||
* [http://www.ti.com/product/tlc2262 TI TLC2232] dual rail-to-rail op-amp | |||
* [http://www.cyrustek.com.tw/spec/ES636.pdf Cyrustek ES636] True RMS to DC converter | |||
== Photos == | == Photos == | ||
Revision as of 10:16, 6 June 2013
 | |
| Status | planned |
|---|---|
| Connectivity | USB |
| Frequency range | 31.5Hz - 8kHz |
| Measurement range (A) | 30dB - 130dB |
| Accuracy (94dB@1kHz) | 1.4dB |
| Frequency weighting | A, C |
| Time weighting | F, S |
| Standards | IEC 61672-1 Class 2 |
The Voltcraft DL-160S is a sound level meter with USB connectivity.
See Voltcraft DL-160S/Info for more details (such as lsusb -vvv output) about the device.
This is a rebadged CEM DT-173.
Hardware
- Silicon Labs C8051F321 microcontroller with USB interface
- NXP HEF4052B dual 4-channel analog mux
- 3 x TI TL062 dual op-amps
- TI TLC2232 dual rail-to-rail op-amp
- Cyrustek ES636 True RMS to DC converter
Photos
Battery (ER14250)
Main PCB, top
Main PCB, bottom
Daughterboard, top
Daughterboard, bottom
SiLabs F321
Atmel
HEF4052B
TL062C (1)
TL062C (2)
TL062C (3)
TLC2262
TC4053
ES636
Protocol
TODO.