NexLog 740 Recorder with Touch Screen

The NexLog 740 recorder is a 3U rack-mountable system with many configuration options to meet your specific needs.

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Eventide’s NexLog IP-based communications recorders are specifically designed for Mission Critical 24/7 operation in dispatch, air traffic management, emergency call-taking and other important communications environments.  With over 6,000 recording systems deployed around the world, Eventide understands that reliability is the NexLog recording system’s primary mission.   NexLog recording systems capture and archive media from a wide range of communications systems including E9-1-1 PSAPs, Next Gen IP-Based 9-1-1 systems, P25 radio, DMR radio, Mototrbo radio, Dimetra IP and other radio systems, Dispatch Consoles, ATC/ATM Systems, Radio over IP (RoIP) networks, VoIP telephones, digital PBX telephones, analog sources, PC Screens and much more. The resulting recordings are available immediately for instant recall, forensic replay, incident reconstruction, burn to CD, and export.

Eventide NexLog communications recorders offer outstanding flexibility and ease of use, with the choice of a convenient touch-screen front panel and/or secure browser-based remote software accessible from any modern connected device (Windows PC, Windows tablet, Apple MAC, Apple iPad, Apple iPhone, Android tablet, or Android smartphone). Call records are stored in a state-of-the-art SQL relational database, and NexLog recorders feature an embedded Linux operating system for maximum reliability and compatibility with your existing network infrastructure.

NexLog 740 Recorder

  • The NexLog 740 recorder is a 3U rack-mountable system with many configuration options to meet your specific needs.
  • The latest NexLog 740 recorder model is field upgradeable from: 8 to 120 digital PBX telephone channels, 8 to 120 analog channels, 8 to 560 VoIP/SIP/RoIP channels, 8 – 560 NG9-1-1 SIPrec channels, 24 – 240 T1/PRI channels, 30 – 240 E1 channels, 8 – 240 P25 channels, 8-240 Mototrbo channels, 8 – 240 Dimetra TETRA channels, or 8 – 240 DMR channels. A wide range of mixed channel quantities (digital + analog + VoIP/RoIP, etc.) can be accommodated within a single NexLog 740 recorder. Multiple NexLog 740 recorders may be easily combined to provide recording solutions for higher channel counts, multiple sites, and/or redundancy.

NexLog Recording Capabilities

NexLog communications recorders have been designed to provide full-time recording for compliance needs, as well as distributed recording for agencies and enterprises with multiple sites. NexLog recorders can record digital PBX telephones ISDN BRI telephones, VoIP telephones, analog telephones, analog C.O. lines, CAMA trunks, analog radio audio, T1 & E1 trunks, ISDN-PRI trunks, ISDN30 trunks, SIP trunks, IP-dispatch consoles (AVTEC, ZETRON, TELEX, Omnitronics and many others), radio over IP (RoIP), trunked and conventional 2-way radio, Motorola ASTRO 25 with AIS, Harris VIDA P25, EFJohnson ATLAS P25, Motorola MOTOTRBO (including Capacity Max), Harris/Tait DMR Tier 3, Harris/Tait DMR Tier 2, Tait MPT-IP, Sepura/Fylde DMR Tier 3, ICOM iDAS, Kenwood NexEdge, ESChat PTT over LTE, PC Screens (Windows and Linux), and much more.

NG9-1-1 Capabilities

NexLog communications recorders have been designed to conform to the NENA i3 standard for recording of multimedia NG9-1-1 primary interactions via the SIPREC interface method.

Resilience Features

Eventide NexLog communications recorders offer multiple levels of resilience, including redundant power supplies, redundant hard disk drives (with choices of RAID levels 1, 5, or 10), redundant network capability (via NIC bonding), and multiple choices for archive redundancy and network-based archive storage. The NexLog 740 and NexLog 840 recorders are each equipped with dual hot-swap load-sharing 120/240 VAC power supplies.  NexLog 740 recorders are also available on a special-order basis with either dual +24VDC power supplies or dual -48 VDC power supplies).

Advanced Security Features

NexLog Communications Recorders include a multi-tier security system that controls each user’s access based on role and channel (or talk group) assignments. NexLog software has been designed to enhance security by encouraging users to employ strong passwords and to use them properly. Password policy options include complexity enforcement, automatic aging, change reminders, expiration, and lock-out. In addition, each user’s access and actions are audited and available for review.  Recordings can optionally be licensed for encryption-at-rest, further protecting recordings that are stored on the NexLog unit’s HDD array.

Metadata Integration Capabilities

In addition to recording audio and PC screens, NexLog communications recorders can support integration to a variety of metadata sources that provide call-associated information. Options include 9-1-1 ANI/ALI integration, (-1-1 SMS integration, SMDR/CDR integration to PBX systems, IP Dispatch console metadata, Radio system metadata, and customized data integrations. In addition, Optional NexLog Application Programming Interface (API) licenses allows third party software developers to implement custom/OEM integrations for recording start/stop control, metadata tagging, query, and media retrieval.

Up to 12 TB of Internal Storage

All NexLog communications recorders include an internal RAID array of hard disk drives for reliability and redundancy. Offerings range from a standard pair of 1 Terabyte hard disk drives with RAID-1 (providing 1 Terabyte of storage for up to 166,000 hours @13kbps compression) all the way up to four hot-swap 4 Terabyte hard disk drives with RAID-5 (providing 12 Terabytes of storage for up to 2 Million hours @13kbps compression).

Flexible Archive Capabilities

NexLog 740 and NexLog 840 communications recorders include a standard multidrive for DVD-RAM archiving (9.4GB per dual-sided DVD-RAM disk, for 1540 hours @13kbps). Upgrade options include a second multidrive for DVD-RAM for redundant or sequential archiving, single or dual Blu-Ray-capable multidrives for Blu-Ray Archiving, single or dual RDX drives (for use with 1TB or 2TB RDX cartridges). In addition, NexLog recorders can archive to as many as six external USB hard disk drives or USB flash devices. For geo-diverse archive redundancy, NexLog recorders can optionally archive to as many as six Network Attached Storage (NAS) shares. Multiple NexLog recorders can optionally archive to a central NexLog unit, which provides a centralized database and storage for calls that have been recorded at multiple sites.

Incident Replay and Management Features

Eventide’s MediaWorks Plus browser-based software provides secure recording management capabilities including flexible search, multiple-call replay, graphical time-line with pan/zoom, variable-speed replay, incident management tabs, audio redaction, voice annotation, audio waveforms, talking time/date, call protection, burning of calls or incidents to CD/DVD/Blu-Ray, export or email incident, live monitor, instant recall and much more.  See the MediaWorks Plus page for detailed information and documentation.

Geo-Location Display and Search Capabilities

Eventide’s MediaWorks Plus software can optionally display (with Google Maps on the user’s PC/browser) the reported “geo-tagged” location of calls for which both audio and lattitude/longitude data are simultaneously delivered to the recorder.  This NexLog geo-location option is generally available for Wireless 9-1-1 calls, for Harris P25 with GPS subscriber units, and for Harris/Tait DMR Tier 3 with GPS subscriber units.  MediaWorks Plus software with this optional geo-location capability also permits convenient map-based searching for “geo-tagged” calls, via a user-definable “geo-fence”.

Instant Recall Features

Eventide’s MediaWorks PLUS secure browser-based software provides agents, call takers, and dispatchers with preset-based Instant Recall capabilities including variable-speed replay, record-on demand, text annotation, and export to WAV file.

Color LCD Touch Screen

The available color touch screen provides convenient control and replay at the recorder’s front panel. You can view the current status of each channel and each archive, receive visual and audible alerts, live-monitor multiple channels, and fully administer the system using the NexLog Configuration Manager software. Playback functions available at the touch screen include quick replay, advanced search and replay, select calls to be protected, create incidents from groups of calls, add more calls to an existing incident, export an incident to USB, and burn the incident to CD.

Web-based NexLog Configuration Manager Software

NexLog communications recorders include the NexLog Configuration Manager software, which permits secure browser-based access to system configuration parameters. NexLog Configuration Manager software also allows the administration of password policies and assignment of each user’s access permissions.

Call Evaluation and Reporting

The optional Eventide Quality Factor call evaluation software module allows supervisors to efficiently evaluate and score call-handling quality. Evaluation questions, answer banks, and skills can all be quickly entered and maintained, and the call evaluation forms can be created through a simple drag and drop process. The evaluation questions and forms can be quickly adapted for special incidents and changing requirements. Quality Factor software’s reports are designed to help supervisors measure the quality of call handling and track performance.

Standard Reports

NexLog communications recording systems include tabular and graphical reports that can be run at any time. These daily, weekly, and monthly reports provide managers with valuable information about call volumes and channel activity.

NexLog Advanced Reporting Option

The NexLog Advanced Reporting option includes many templates, or you can create your own reports. Please see the Advanced Reporting product page for more details.

Designed, Built, and Supported in the USA

NexLog communications recorders and software applications are developed and maintained in the USA by Eventide’s highly-talented engineering team – assuring prompt responses to changing market needs and customer requirements. In addition, all NexLog recorders are assembled, tested, and supported at our New Jersey USA production and support facility.

Trusted By Customers – Worldwide

Public safety, utility, government, military, institutional, and industrial customers at thousands of sites worldwide trust Eventide mission-critical recording systems to reliably record and protect their most important interactions and related data. For more information about NexLog Communications Recorders, call Eventide at +(201) 641-1200 extension 264, or email


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