Decibel Meter, Tadeto Sound Level Meter Portable dB Meter 30dB to 130dB (5 Measuring Range) Backlight LCD Display, MAX/MIN, Acoustic and Visual Alarms, Data Hold, A/C Weighted : Amazon.de: DIY & Tools
Amazon.com: DC Power Meter, DROK 6.5-100V 100A 12V 24V 36V 48V 60V 72V Volt Amp Watt Meter, LCD Display Multimeter Voltage Current Energy RV Battery Monitor Voltmeter Ammeter Wattmeter Panel with 100A
Sonomètre VOLTCRAFT SL-200 30 - 130 dB 31.5 Hz - 8 kHz 1 pc(s) - Conrad Electronic France
Voltcraft Schallpegel-Messgerät SL-50 30-130 dB 30Hz - 4kHz Kalibriert nach Werksstandard (ohne Z: Amazon.de: Baumarkt