Frequency Counters:

Frequency counters are digital indicating meters for accurate measurement and display of square wave and pulse input signals.
Frequency Counters: Learn more

Product Name Notes
Precision Lab Calibrator -- 3001 Lab Calibrator 3001 Precision Lab Calibrator Lab standard multifunction calibrator with isolated measurement channel Precision Lab Calibrator Features: 0.0025% Calibration Accuracy Source/Read thermocouple, RTD, Voltage, Current and Pressure Custom RTD...
Multifunction Calibrator -- MC-1210 Multifunction Calibrator MC-1210 Multifunction Calibrator A Precision Dual Display Multi-Function Calibrator The Multifunction Calibrator Features: Simple, straight forward, Intuitive user interface Easy to learn yet powerful 3 Key Martel Menu...
Process Calibrator -- MC-1010 Multifunction Process Calibrator MC-1010 Process Calibrator High Accuracy Multi-Function Process Calibrator Process Calibrator Features: Simple, straight forward, Intuitive user interface Easy to learn yet powerful 3 Key Martel Menu System...
Process Signal Calibrator -- PSC-4010 Process Signal Calibrator PSC-4010 Process Signal Calibrator High Accuracy Process Signal Calibrator Features: Simple, straight forward, Intuitive user interface Easy to learn yet powerful 3 Key Martel Menu System New...
High Accuracy Frequency Calibrator -- T-150 T-150 Frequency Calibrator High Accuracy Frequency Calibrator T-150 Frequency Calibrator Features High Accuracy/Source and Read Capability Rugged, Dust Tight, Water Resistant Case Easy to Read Super-Twist LCD Intuitive Controls make...