Quattro 4-Channel Interferential Unit

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 (0-70 mA), rate (4-160 bps) and duration (to 125 us).

Carrier frequency is 4000 MHz; modulating frequency from 4004 to 4160 MHz.

AC powered.