GS-FW018 is a 1U rack unit for a single four-wire circuit with programme input and IFB integration. It is designed for communication positions that need to talk to one circuit while managing programme or four-wire return audio.

• Single four-wire circuit with programme input.
• Front-panel or external microphone with gain control and compressor/limiter.
• Transformer-balanced four-wire and programme inputs.
• Front lever key for switching audio to the four-wire output.
• Front loudspeaker, headphone output and audio presence indicators.