S-4000 Digital Snake Owner’s Manual 17
S-4000 System
• REAC transmission protocol provides 40 channels of 24-bit, 96 kHz audio transfer over a single
Cat5e Ethernet cable
• Transmission distance of 100 meters (330 feet) with REAC (cable length can be extended using
Ethernet switching hubs)
• Extremely low device-to-device transmission latency (under 375 microseconds)
• Rack-mountable modular system for easy installation and pain-free expansion
• Free software for system control from a PC or Mac
• Two REAC connection paths (one primary, one redundant)
• Redundant backup power supply available (S-240P)
System Components
S-4000S 40 CH I/O Modular Rack
• Modular “stage box” with 32 inputs and 8 outputs on XLR connectors
• All new, precision-designed XR-1 preamps with massive headroom and clean, warm sound (gain
range from -65 to +10 dBu typical, +28 dBu maximum input level)
• Audio signal and system status indicators
• Two REAC ports (one primary, one redundant)
• RS-232C interface for S-4000R Remote Controller or computer control
• MUTE ALL OUTPUTS button for noise-free connection of audio sources
• Connection port for optional redundant power supply
S-4000H 32x8 FOH Unit
• “Front of house” unit with 8 inputs and 32 outputs on DB-25 connectors (+4 dBu typical, +22
dBu maximum, balanced)
• Two REAC ports (one primary, one redundant)
• RS-232C interface for S-4000R Remote Controller or computer control
• MUTE ALL OUTPUTS button for noise-free connection of audio sources
• Connection port for optional redundant power supply
S-4000R Remote Controller
• Simple, easy-to-use remote control unit
• Provides control of preamp gain, phantom power, and pad for each S-4000S input channel
Main Features
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