Four channel, four mode (constant, adjustable, auto sweep [15 seconds], frequency shift [30% below to 60% above set frequency]) clinical interferential unit.
Features symmetrical balanced Sine wave with adjustable pulse amplitude (0-70mA), rate (4-160bps) and duration (to 125µs). Carrier frequency is 4000 MHz; modulating frequency from 4004 to 4l60 MHz. AC powered.