Glensound GS-FW012 Four Channel 4 Wire Box
Model: GS-FW012
About: Glensound GS-FW012 Four Channel 4 Wire Box
Glensound GS-FW012 is a mains-powered desktop or portable 4-wire interface box that provides four independent 4-wire circuits with transformer-balanced audio and integrated program input monitoring. Designed for professional broadcast communication, it includes lever key controls, internal/external mic inputs, and flexible routing for both IFB and talkback applications.
Features
- Four independent 4-wire circuits
- One transformer-balanced program input
- Internal or external microphone input with individual gain controls
- Compressor/limiter circuit on microphone input
- Lever key switches route mic audio to 4-wire outputs
- 4-wire and program inputs each have volume controls
- Audio presence LEDs on all five audio inputs
- Program input routable to any 4-wire output; lever key replaces output with mic audio
- 4-wire inputs routable to their own outputs (IFB function); lever key overrides with mic audio
- Built-in front panel loudspeaker
- 6.35mm headphone jack (automatically mutes loudspeaker)
- Combined volume control for loudspeaker and headphones
- Adjustable loudspeaker dim when talkback lever keys are activated
- All audio connections via rear panel XLRs
Model Variants
- GS-FW012A: Circuits 1 and 2 feature non-latching pushbuttons; includes a scribble strip and four additional female XLR outputs
- GS-FW012B: Adds a lazy (always on) talkback output
- GS-FW012C: Adds a script panel to the standard GS-FW012 features
Specifications
| 4-Wire Circuits | 4 x transformer-balanced input/output pairs |
|---|---|
| Program Input | 1 x transformer-balanced input |
| Microphone Inputs | Internal electret mic and external XLR mic (both with gain control) |
| Talkback Control | Lever key switches per circuit (non-latching or latching per variant) |
| Monitoring | Built-in loudspeaker and 6.35mm headphone jack with auto mute |
| Speaker Dim | Adjustable when lever key is active |
| Audio Indicators | LEDs on all 4-wire and program inputs |
| Power Supply | Internal PSU, 230 VAC (optional 110 VAC) |
| Form Factor | Desktop or portable unit with rear panel XLR connections |
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