Product Applications

River Forks Research provides customized and scalable solutions using CZM technology to meet the audio monitoring and recording needs of virtually every profession or discipline, and the systems are suitable for any size business or installation across all industries. Microphone

Anywhere audio and / or video monitoring or recording systems are needed and installed, the CZM microphone can typically be integrated into existing audio and video systems or installed as a stand-alone audio monitoring and recording system. 

Compression Zone Microphone (CZM):  Delivers superior audio pickup features compared to the conventional directional, pressure zone, and boundary microphones.  Its unique, patented design and remarkable engineering makes it ideal for a broad range of indoor and outdoor applications.

E3A System: This plug-n-play system (often referred to as an “autonomous recording unit” or ARU), can be configured to the needs of a variety of applications and users.  It delivers the highest quality, high resolution ambient stereo recording, within a 360 degree radial.

CZM Microphone Monitoring and Recording Applications

Bioacoustical /
Wildlife Monitoring & Recording

  • Environmental, ornithological and other biology research disciplines
  • Breeding bird counts (BBS), “point counts”
  • Ground-based acoustic censusing of infrequently vocalizing species
  • Environmental impact studies
  • Migratory pattern analysis
  • Wildlife watching and recording
  • Birding

Meeting Rooms

  • Boardrooms
  • Shareholder Meetings
  • Conference Rooms
  • Classrooms & Lecture Halls
  • Human Resources Interview Rooms

Filmaking / Theatre / Opera

  • Film & video production
  • Film sets (outdoor and indoor)
  • Drama, Theatre, or Opera Stages


  • Asset (theft) protection
  • Vandalism deterrent
  • Equipment / business records protection
  • Monitoring of personnel, contractors' or visitors' access to your property and buildings
  • High security installations (government buildings, bridges, energy and utilities installations, national landmarks, museums, etc.
    • Perimeter protection
    • Lobbies, Elevators / Stairwells / Parking Lots / Underground Garages
  • Borders
    • Manned border crossings
    • Along unmanned borders
  • Transportation Systems
    • Bus, Train and Subway Stations and Platforms
  • Industrial (manufacturing) process monitoring
  • Correctional Facilities / Prisons
    • Perimeter
    • Exercise Yards
    • Lunch Halls
    • Visiting Centers
    • Common Areas

Law Enforcement

  • Surveillance and Stakeouts (indoor & outdoor)
    • Marijuana grow fields (grow-ops)
    • Meth labs
    • High crime sectors
    • Vandalism
    • Illegal dumping
  • Police Stations
    • Custodial Interview Rooms
    • Victim / Witness Interviews
    • Holding Cells
    • Booking Rooms
  • Search and Rescue
  • Correctional Facilities / Prisons
    • Perimeter
    • Exercise yards
    • Lunch halls
    • Visiting Center
    • Common areas
  • Courtroom Proceedings

CZM Microphone Technology Applications by Sector

  • Corporations / Small Businesses
  • Wholesale / Retail / Convenience Stores
  • Sports and Entertainment Complexes, Theme Parks, Zoos
  • Law Enforcement Agencies / Correctional Facilities / Prisons / Courtrooms
  • Manufacturing Plants (Industrial, Chemical, Pharmaceutical)
  • Storage Facilities / Warehouses / Wharfs
  • Transit Companies
  • Government Offices & Facilities
  • National Landmarks / Museums
  • Energy and Utilities Companies
  • Banking / Insurance / Financial Institutions
  • Hospitals, Nursing Homes and other Healthcare Facilities
  • Universities / Colleges / Campuses
  • Ornithological / Biological / Wildlife Research

Important: It is the responsibility of the installation company and end user to install any audio listening devices and surveillance equipment in compliance with provincial/state and federal privacy laws. If you are unfamiliar with these laws, consult a qualified attorney.