B&K Precision Datalogging Humidity/
Temp Meter with Dual Input Model 725
B&K Precision Sound Level
Meters & Calibrator Model 735
B&K Precision Sound Level
Meters & Calibrator Model CAL73
B&K Precision Sound Level
Meters & Calibrator Model 732A
B&K Precision Datalogging
Temperature Meter Model 715
B&K Precision Compact Digital
Thermo-Hygro Meter Model 625
B&K Precision Temperature
Meter Model 710
B&K Precision Compact Digital
Lightmeter Model 615
B&K Precision K-type Thermocouple
Compact Digital Thermometer Model 630