J.S. Enterprises offers Auto Tuning Digital Distortion Meter. J.S. Enterprises manufactures laboratory equipment and instruments, electronic weighing machine, humidifiers etc. Auto Tuning Digital Distortion Meter is available as 20 Hz to 200 KHz; 0.1 % to 100% FSD; 300 mV to 300 V as voltmeter. The digital read out feature is used for distortion and level measurement. It is also available with auto and manual tuning which is used for distortion measurement.