Precise Microphone Calibrator
- Frequency 1kHz +- 0.2%
- SPL 110dB – 94dB switchable
- Accuracy +- 0.5dB at 20 Grad Celsius and 1013 mbar
- Ambient temperature range 0 – 45 Grad Celsius
- Temperature drift < 0.02dB per Grad Celsius
- Temperature drift frequency: < 0.05Hz per Grad Celsius
- Storage temperature range -25 – 55 Grad Celsius (without battery)
- Humidity 5 bis 95% relative
- Power supply 9V battery or accumulator
- Housing Aluminium, PVC
- Dimensions Dia. 40mm, Length 132mm
- Weight (without battery) 164g
Kit contents
- CA-1/2″ adaptor
- CA-1/4″ adaptor
- MB-190 Box