View source for Colead SL-5868P

[[File:Colead SL-5868P.jpg|thumb|right]]

The [http://www.coleadmeter.com/view3.asp?goodsname=Multifunctional%20Sound%20Level%20Meter%20SL-5868P&id2=226 Colead SL5868P] is an inexpensive sound level meter with RS232 capability. It has Lp and L<sub>eq</sub> measurement modes, and can trigger alarm conditions based on a configured level.

It is rebranded under many names, but appears to generally have the SL-5868P model designation. It's available for under $100.

== Hardware ==
* [http://www.nuvoton.com/NuvotonMOSS/Community/ProductInfo.aspx?tp_GUID=4119224f-5a2b-4861-a2aa-4e7895c6a532 Nuvoton  W78E052D] 8-bit microcontroller
* [http://www.holtek.com/english/docum/consumer/1621.htm Holtek HT1621B] LCD driver


== Photos ==
<gallery>
File:Colead SL-5868P back.jpg
File:Colead SL-5868P side.jpg
File:Colead SL-5868P PCB front.jpg
File:Colead SL-5868P PCB back.jpg
File:Colead SL-5868P PCB detail 1.jpg
File:Colead SL-5868P PCB detail 2.jpg
File:Colead SL-5868P PCB unmarked.jpg
</gallery>

== Protocol ==