Protek 6500 Hand Held Multimeter RS232C Interface is a multimeter that measures frequency, Duty cycle and Capacitance. Protek 6500 features AC and (AC+DC) TRUE RMS measurement. Product Discontinued.

E Instruments MiniLog T Temperature Data Logger is an Accurate and Portable Data Collection Instrument ideal for numerous applications and settings. The Minilog T is an accurate data logger for temperature in greenhouses, food transport, warehouses, refrigerant trucks, containers, HVAC fields, hospitals, and much more.

E Instruments MiniLog T Temperature Data Logger is an Accurate and Portable Data Collection Instrument ideal for numerous applications and settings. The Minilog T is an accurate data logger for temperature humidity in greenhouses, food transport, warehouses, refrigerant trucks, containers, HVAC fields, hospitals, and much more.

Protek 840 40 MHz Hand Held Digital Oscilloscope is a digital oscilloscope with built in high accuracy 6000 count True RMS DMM. This oscilloscope has 10 waveforms and setups that may be stored and recalled. Product Discontinued.

Protek 860 MHz Hand Held Digital Oscilloscope is a hand held oscilloscope with self test and self calibration. The Protek 60 has full built in high accuracy 6000 count True RMS DMM in a reliable digital oscilloscope. Product Discontinued.

Protek 6030C 30 MHz Dual Trace Oscilloscope functions as a digital oscilloscope LCR Component Tester. Product Discontinued.

Protek B1240 Synthetized AM FM Signal Generator functions as a synthetized AM FM signal generator. The protek B1240 features protek signal generator reverse power protection. Product Discontinued.

The Testo 175-T3 Temperature Data Logger logs temperature at 2 different points simultaneously over a period of several days, weeks or months.

Testo 177-T4 Temperature Data Logger is specially for use in high and low temperatures. The testo 174-T4 functions as a professional data logger with up to 4 external temperature probe connections for simultaneous temperature measurement at different locations.

Testo 465 Non-Contact Tachometer can measure rpms through use of a laser.

Testo 470 Photo Tachometer Combination meter is the ideal combination of optical and mechanical rpm measurement tools.

Testo 206-PH1 pH Handheld Tester is designed with a gel electrode that requires no maintenance.