- Main Features:
- Automatic changeover to backup program line on main audio loss
- Automatic built-in MP3 Backup Audio player when source is not available
- Response time adjustable from 1 second to 255 seconds
- Passive through audio switching
- Compatible with all analog program sources
- Selectable Backup Audio Source Priority
- Continuous backup from built-in MP3 Audio Player with 2GB internal Memory
- Professional Balanced Stereo analog inputs and outputs on XLR connectors
- Headphones Jack on the front panel for local monitoring of the Audio Signal
- E-mail Alert Notifications
- Capable of over 24 hours of non-repeating audio playback
- Digital Volume Control of the Backup Sources
- Advanced Bass and treble controls for the MP3 Audio Player
- Built-in DTMF remote control system for source selection
- Professional 19 inches, 1U aluminum rack mount chassis
- Wide Range Internal Power Supply 100-240VAC 50-60Hz
- Easy installation and operation
- Firmware Upgrade Enabled
- 2 Years Warranty
- SNMP Communication Protocol
- Specifications:
- Main Audio Inputs:
- Connectors: Balanced XLR-3
- Input Impedance: 600 Ω, Balanced with RF Filter
- Normal Input circuit: passively connected to the output
- Auxiliary Audio Input:
- Connectors: Balanced XLR-3
- Input Impedance: 600 Ω
- Level: 2 ranges: 0 dBu or +6 dBu Jumper selectable, with software adjustments
- Backup Audio MP3 Player Source:
- Storage Capacity: 2GB Internal Memory SD Card
- File types supported: MPEG1 layer III, MPEG2 layer III, MPEG2.5
- MP3 bit rates supported: 8-320 kbps and VBR
- Sample rates supported: 48, 44.1, 32, 24, 22.05, 16, 12, 11.025, 8 kHz
- Audio Output:
- Connectors: Balanced XLR-3
- Output Impedance:
- -normal output circuit: passively connected to main analog inputs
- -backup output circuit: Active, Balanced 600 Ω
- Silence Detector Thresholds and Switching timers:
- Silence Sensitivity Range: Adjustable from -40 dBu to 0 dBu
- Backup Start Time: Adjustable from 0sec to 255sec
- Main Signal Recovery Time: Adjustable from 0sec to 255sec
- Audio Performances:
- Frequency Response: ±0.5dB, 5Hz-20kHz
- Audio Separation: >90dB (typically 100dB)
- Noise: Better than -90dB
- Distortion: <0.5%THD
- Storage:
- Capacity: 2GB Built in Memory Card
- Data formats: *.MP3; *.M3U for Playlists
- User interface:
- Indicators: 4 LEDs and Navigation Buttons (on front panel)
- Headphone output: 1/4" (6.35mm) phone jack (on front panel)
- Display: Superb 2x40 characters, LCD
- Operating conditions:
- Equipment operational: 10° to 60°C
- EMC immunity: 6V/m
- Front Panel's Headphones Output:
- Connector: Stereo, 1/4" (6.35mm) phone jack
- Volume: Adjustable
- TCP/IP Communication:
- Type: RJ45 Ethernet 10M Base-T Port
- Connector: RJ45, rear panel
- Power:
- Voltage: 110/220 V (internal switch)
- Power Consumption: 15VA
- Connector: IEC320, Fused and EMI-suppressed
- Size and Weight:
- Dimensions (W;H;D): 483 x 45 x 180 mm
- Shipping Weight: 540 x 115 x 300 mm / 3.900 kg
- HS Code: 8519891900