The EVC-7790 DR-320 is a specialized high-capacity digital audio and video recorder system typically used in professional security and emergency communication environments. Overview of the EVC-7790 DR-320
The unit is a hard disk-based storage system designed for continuous recording in high-security settings. It is often integrated into "One Way EVC Systems" (Emergency Voice Communication) to monitor and document interactions, such as those between staff or with visitors in restricted building areas. Key Technical Specifications
Recording Capacity: Capable of recording up to 650 hours of continuous audio. Audio Quality: Provides CD-quality audio across 2 channels.
Form Factor: Designed for industrial use with a 19-inch 3U rack-mount form factor. evc7790 dr320 extra quality
Connectivity: Includes a USB port for external storage backup and a built-in speaker for real-time monitoring and playback.
Interface: Equipped with a large LCD display for navigation and status updates. "Extra Quality" & Performance Features
The "extra quality" designation refers to the system’s ability to provide high-fidelity evidence in demanding environments: The EVC-7790 DR-320 is a specialized high-capacity digital
Durability: Built with a tough housing to ensure stability and functionality in various environmental conditions.
Simultaneous Capture: It can record both video and audio simultaneously with superior clarity compared to standard security recorders.
Forensic Utility: The device is marketed for its reliability in capturing "every conversation" during security breaches, providing critical proof for later investigation. EVC7790 : This could refer to a specific
User Interface: Features an intuitive UI aimed at helping security personnel quickly locate and evaluate specific past events.
For more specific operational manuals or to purchase replacement parts, you might check regional security technology providers like EVSS Sales & Services or Vision Security Technology. EVC 7700 / DR-320 | EVSS Sales & Services Pte Ltd
Features * 19' 3U form factor. * 3 Trigger Input. * 2 Channel recording. * 650 Hours recording. * Large LCD Display. * 1 USB Port. EVSS Sales & Services Pte Ltd EVC-7790 DR-320 Digital Recorder
A lesser-known fact about the DR320 is its dynamic balance. Extra quality certification guarantees that the component has been dynamically balanced at operational speeds (typically 300–600 RPM). An unbalanced EVC7790 causes vibration, which leads to premature bearing failure and ghosting artifacts in printed output.