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The GL220 accepts voltage, temperature, humidity, pulse and logic signals. The built-in 2GB memory is non-volatile so that data is retained even if the power supply is interrupted.
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The GL820 accepts voltage, temperature, humidity, pulse and logic signals. Built-in 2GB memory; Data Capture Rates from 10ms to 1/hour. Expandable up to 200 channels!
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The GL900 midi Data Logger is an upright, high-speed, isolated, multifunction system taking you to the next level in data logging. Capable of capturing at a rate of 100KS/s—it's more than a data logger! Learn More

The WR3320A Linearcorder Mark VII is a thermal writing pen oscillograph which has been designed to meet the standards required by even the most exacting of professionals...
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The WR300 Series Thermal Arraycorders are economical waveform recorders available in 4, 8 and 16 channel configurations.
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