Digimerge DGRT400 - Manual (Page 7)

GENERAL INFORMATION
Digimerge Dialup Video Server User’s Guide 7
1.2 Technical specification
• 4 BNC composite video inputs (1 Vp-p/75 Ohm)
• One full duplex audio channel: Microphone/Linear and Speaker jack’s connectors
provided for external electret-foil microphone and speaker.
• 2 RS-232 ports (male). One RS-232 is for external modem and another for PTZ
function support.
• 8 inputs (TTL level) for external alarm sensors.
• 4 relay outputs (0 - 400V AC/DC, 120 ma) that can operate on alarm events: sensors
toggling, motion detection, video loss.
• Onboard memory: 512 KB for compressed video buffering (non-volatile). Approximate
storage capacity: 50 snapshots of good quality at 340x240 resolution.
• CompactFlash socket – memory card can be used as an optional expanded removable
storage.
• Video Input Type: NTSC, PAL, B/W 60 Hz, B/W 50 Hz.
• Video Resolution: 680x480, 340x240, 170x120.
• Video Compression: Wavelet.
• Audio Compression: G723.1 5.3 Kbps.
• Dimensions: 310mm x 140 mm x 56 mm. (12.20" x 5.51" x 2.20")
• Power consumption: +12V/0.5A (requires external power supply 1.2A recommended).
• Operating temperature: 0°C ~ +50°C (system is designed for in-door use)
1.3 System requirements
The following are minimum system requirements for an operator’s PC sufficient to run
Digimerge DVS client software:
• Desktop or notebook PC with Intel Pentium™ 90 MHz or compatible CPU.
Pentium II™ MMX™ 300 or better CPU is recommended for optimal system
performance.
• 32 MB of system RAM (64MB for Windows NT).
More memory is recommended for improved overall system performance.
• Microsoft® Windows® 95, Windows® 98, Windows NT™ 4.0, Windows® 2000,
Windows® XP.
• Any Windows-compatible modem (internal or external). 57.6 Kbps modem is
recommended.