Extech 461750 Tachometer Mini Contact PocketTach allows rpm and surface speed measurements to be taken. The Extech 461750 features surface wheels that enable the tachometer to measure linear surface speeds in ft/min, m/min, and yd/min.

Extech 4465CF Hygro-Thermometer features: Built-in sensor and DC analog recorder output; Displays Humidity or Temperature (C/F); 10mV/1%RH, 1 Degree C or F output signal for use with a chart recorder; Slim design with built-in sensor for one hand operation; Wet and Dry calibration adjustments, etc.

Extech 45118 Pocket-Size Thermo-Anemometer is a foldable Waterproof pocket size meter that measures Air Velocity, Temperature and Windchill.

The Extech 42535 Miniature IR and Thermocouple Thermometer features a 11:1 distance to target ratio. Capable of measuring temperatures between -76

Extech 42580 Datalogging Printing IR Thermometer features: Measure, record, print and download non-contact temperature measurements to a PC; software included; Enables user to scan multiple temperature points of an object or process, etc. Discontinued product.

Protek 9301 - 1 Channel Synthesized Function Arbitrary Waveform Generator features: Log, linear, phase continuous sweeps; Frequency to 31MHz; 0.01µHz frequency resolution; 16 to 16K points arbitrary waveform lengths; Standard waveforms: Sine, Square, Triangle, Ramp and Noise; Includes waveform design software; Waveforms may be designed via front panel or software; Sweep times to 1000s; AM, FM and phase modulation; RS-232 and software interface. Product Discontinued.

Extech 422123 Precision Multifunction Calibrator features: Accurate calibration source for Thermocouple, mA, mV, V and Frequency devices; Source DC Current ranges with high 0.001mA resolution; Self-contained 24V loop power supply drives current loads up to 1000A, etc. Discontinued product - No replacement

The Extech 42510A Wide Range Miniature IR Thermometer features a 12:1 distance to target ratio with guiding laser pointer.

Extech 42266 Temperature Datalogger features: System includes one 42260 Temperature Datalogger with 3.6V lithium battery, programmer with 4 AAA batteries and roll of paper.

Extech 40102F Recording Indoor-Outdoor Thermometer Clock features: Records and recalls Min/Max Temperatures with Date and Time Stamp; Displays indoor/outdoor temperature simultaneously and time of day; Indoor Range: 14 to 122°F (-10 to 50 °C) - Outdoor Range: -40 to 176°F (-40 to 80 °C), +/-1 °F/°C accuracy, 0.5 °F/°C resolution. Product discontinued.

Extech 392050 Pocket Style Stem Dial Thermometer is designed with a durable 5" (130mm) stainless steel probe with 2" (54mm) dial capable of measuring -58 to 302F (-50 to 150C), with +/-2F/1C accuracy, and 0.1/1 resolution.

Extech 407123 Hot Wire Thermo-Anemometer Heavy Duty Design features a telescoping probe (up to 4ft) that is ideal for measuring HVAC ducts and other small vents.