Gentner SPH-3A, Broadcast Phone Line Audio Console Mixer - USED

MODEL: SPH-3A, RACK MOUNTABLE

**Powers on - as seen in picture. Power cable not included. This unit was pulled from a working environment and stored indoors after decommissioned. This unit is sold AS IS but is likely fully functional

Professional analog telephone hybrid designed to interface standard telephone lines with broadcast audio consoles, recording systems, and production studios. It was widely used by radio stations, television studios, sports broadcasters, and teleconferencing facilities to place callers on-air while maintaining clean, separated audio paths.