Item # 1021339; Model # SPL-8810. Top Rated. The American Recorder Technologies Sound Level Meter measures sound and ambient noise with pinpoint accuracy. Shop American Recorder Technologies Sound Pressure Level Meter online at best The user controls are a bit ambiguous, so be prepared to have the manual90 dB SPL SPL-8810. AMERICAN RECORDER TECHNOLOGIES, INC., PO BOX 1450, SIMI VALLEY, Use this meter only as specified in these instructions. Buy latest American Recorder Technologies Sound Pressure Level Meter online at The user controls are a bit ambiguous, so be prepared to have the manual The ART SPL-8810 decibel meter gives consistent results and is very easy to use. The backlight is quite bright. I like the fact it has 2 broad ranges (lo American Recorder Technologies Sound Level Meter (SPL-8810). Large LCD display; Two mode settings- low 35-100 db - high 65-130 db; Data hold and max hold