Special Features:

For modem speeds up to 9.6 kbps; 2.50 db insertion loss at 1000 hz; small pcb footprint; low-profile; wet modem isolation transformer

Properties:

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.