Amprobe AMB-1A insulation resistance tester and analog megohmmeter does insulation resistance testing of wires, cables, transformers and electrical motors. The ohm meter helps cut unscheduled downtime and reduce shock hazards. Sensitive Ohmmeter for checking resistance of motor windings. Discontinued product.

Extech 44533 Hygro-Thermometer Wall Clock features: Distinctive wall clock includes Temperature and Humidity Indicators; Attractive matte silver rim and black faceplate with easy to read display; 9.75" (25cm) diameter clock with second hand maintains 30 sec/month accuracy; °F thermometer displays: -40 to 120°F (-40 to 50°C) with +/-3.6°F (2°C) basic accuracy; Relative Humidity dial displays 0 to 100%RH (basic accuracy of +/-3%). Product discontinued.

This modern RF signal strength meter and spectrum analyzer or rf tester features: Wide 10MHz to 1000MHz Frequency range; Advanced DSP design converts any oscilloscope into a 1GHz spectrum analyzer.

Extech 610022-B pH Calibration Checker features: Troubleshooter tells you if your pH meter is functioning; Simulates values for pH 4, 7 and 10 (+-0.1%FS accuracy); Simple to use - connect the calibration cable to device needing calibration and select simulation range; Easy verification - if your pH device displays the same value that is simulated, then it is working properly and your electrode may need to be replaced; High Ohm range for industrial applications. Discontinued product.

The Extech 42545 High Temperature IR Laser Thermometer features a 50:1 distance to target ratio.

Protek B845 - 4 1/2 digit 20000 ct Bench Top Multimeter features: 4-1/2 digit LCD display with polarity indicator; 0.05% DC voltage accuracy; 10µV AC & DC voltage resolution; 10nA current resolution; 10mW Resistance resolution, etc.

Protek 9302 - 2 Channel waveform generator features: Log, linear, phase continuous sweeps; Frequency to 31MHz; 0.01Hz 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; Dual independent channels; Sweep times to 1000s; AM, FM and phase modulation; RS-232 and software interface.

Amprobe AMB-35 Megohmmeter and insulation resistance tester, does insulation resistance testing of wires, cables, transformers and electrical motors. Amprobe AMB-35 comes as a complete kit including test leads, built in voltmeter and provides selectable test voltages up to 1000V and Button Lock, etc.

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.

Protek 6810CN 100MHz Digital Storage Oscilloscope -Formerly D7510C features: 100MHz Analog bandwidth; 250MS/s real time sampling rate and 50GS/s Equivalent time sampling; 4K record length for each channel; Wave forms may be zoomed from 1:1 to 100:1; FFT function and Pass/Fail; High resolution 320 x 240 Pixel LCD display; 256 Color VGA LCD display; Optional extension module for RS232 and GPIB interfaces with ultra scope software; 20 Automatic waveform measurements; Auto-setup and auto calibration; 10 waveforms and setups may be stored in memory; Peak Detect, built-in USB port, Digit

Extech 421504 RTD Probe Dual Input Thermometer features: Large LCD displays two RTD channels with audible alarm; Switchable inputs for 100Ω Pt-385 & Pt-392; Multi-function 4-1/2 digit (20000 count) LCD; Large 0.8" (20mm) LCD displays dual inputs plus Elapsed Time, T1, T2, or the difference of T1-T2; Rugged water resistant design with protective holster/stand; MAX/MIN, AVG, REL and HOLD functions; Programmable HI/LO audible alarms. Discontinued product.

Laser Photo Tachometer 461923 made by Extech features: Make non-contact rpm measurements of rotating objects; Use reflective tape on object to be measured and point the integral light beam or laser; Extech 461923 Laser model can measure up to 6.5ft (2m) away from target, etc.