Comnet FVRXA4C1S 4 Channel Audio Receiver + Bi-directional Contact Closure
SKU
FVRXA4C1S
Model No
FVRXA4C1S
$2,013.00
Product Highlights
- 24-bit 96kHz Digital Transmission
- One Bi-directional Contact Closure
- 20Hz 18kHz Audio Bandwidth
- 600 Ohms Audio Input Impedance
- No In-field electrical or optical adjustments

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The ComNetâ„¢ FVRXA4C1 series audio multiplexer is designed for seamless transmission of four audio signals and one bi-directional contact closure over optical fiber. Utilizing 24-bit 96kHz sample rate digital encoding, this receiver assures superior audio quality. Its plug-and-play design simplifies installation, eliminating the need for electrical adjustments. The visually intuitive bi-color LED indicators provide clear status feedback, while the versatile ComFit housing supports various mounting options, ensuring adaptability for your installation needs.
ComNet FVRXA4C1S Audio Receiver Features
- 24-bit 96kHz Digital Transmission: Ensures high-quality audio transfer, providing superior sound clarity and fidelity.
- One Bi-directional Contact Closure: Facilitates two-way communication, enhancing functionality in security and alarm systems.
- 20Hz 18kHz Audio Bandwidth: Delivers a wide range of audio frequencies, suitable for diverse audio applications.
- 600 Ohms Audio Input Impedance: Compatible with a variety of professional audio equipment, ensuring versatility and adaptability.
- No In-field electrical or optical adjustments: Simplifies setup and maintenance, saving time and reducing installation errors.
- Bi-color (Red/Green) LED status indicators: Provides immediate visual feedback on system status, aiding in troubleshooting.
- Transmits Balanced Line-Level Audio up to +6dBm: Capable of handling professional audio signals without distortion.
- Hot-swappable rack modules: Allows for easy upgrades and maintenance without system downtime.
- Interchangeable between stand-alone or rack mount use – ComFit: Offers flexibility for installation in various environments, optimizing space utilization.
- Distances up to 30 miles (48 km) without repeaters: Ensures long-range communication capabilities for expansive setups.
- Automatic resettable fuses on all power lines: Protects the unit and connected systems from electrical overloads, enhancing durability.
ComNet FVRXA4C1S Detailed Specifications
| Feature | Details |
| Audio Transmission | 4 Channels |
| Digital Encoding | 24-bit 96kHz |
| Audio Bandwidth | 20Hz - 18kHz |
| Input Impedance | 600 Ohms |
| Contact Closure | 1 Bi-directional |
| Transmission Distance | Up to 30 miles (48 km) |
| LED Indicators | Bi-color (Red/Green) |
| Installation Type | Wall, Rack, or DIN-rail (with DINBKT1) |
| Power Protection | Resettable fuses on power lines |
| Hot-swappable | Yes |
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