The Link Electronics MODEMOP3 is an internal modem for the HDE-3000 high definition closed caption encoder. A switch on the front panel labeled "TEST" places a test message on line 21 to confirm proper operation of the encoder. This external modem and computer can be connected to the HDE-3000 high definition closed caption encoder to send local and remote caption data.
In the Box
Link Electronics MODEMOP3 Internal Modem - for HDE-3000 High Definition Closed Caption Encoder