Which PA / VA platforms do you deploy?

Bosch PRAESENSA and PAVIRO, TOA VM / VX / VP series, Honeywell Notifier, Simplex 4100ES and Q-SYS PA — all EN 54-16 compliant where required, with local AHJ certification.

Can voice evacuation integrate with the fire panel?

Cause-and-effect logic between the fire alarm and PA / VA is commissioned end-to-end so pre-alarm, phased evacuation and all-clear messages fire automatically per fire zone.

How is speech intelligibility validated?

STI measurements are taken across occupied areas after commissioning; speaker tap, DSP tuning and layout changes are made until documented targets are met and evidenced in the handover pack.

Which PA and voice-alarm standards are followed?

Designs meet EN 54-16, EN 54-24, BS 5839-8 and IEC 60849, with acoustic modelling, speech-transmission-index measurements and full commissioning documentation produced for building control and insurers.

How is background music separated from emergency messaging?

Amplifier priority matrices, dedicated evacuation zones and monitored line-supervision ensure that emergency announcements pre-empt music, paging and phone-based intercoms across every zone consistently.

How is loudspeaker line integrity monitored?

Impedance calculators, end-of-line devices and self-diagnostic amplifiers report open-circuit, short-circuit and earth-fault conditions to the control panel and the facilities helpdesk before an incident occurs.

Surveillance & ELV

Public Address & Voice Evacuation

Zoned messaging. Life-safety broadcast that carries.

Design, integration and support cover public address and EN 54-16 voice evacuation systems commissioned end-to-end with fire alarm cause-and-effect logic. Coverage, intelligibility and statutory evidence are engineered into every installation.

"Every zone heard. Every message evidenced."

Voice Alarm Standard

EN 54-16

Compliant PA / VA design and commissioning.

Coverage Model

Zoned

Priority override with fire cause-and-effect integration.

Audio Backbone

Networked

Dante and AES67 with redundant amplifier paths.

Platform ecosystem

Multi-vendor by design — devices, controllers, VMS, DSP and CMS are matched to the estate, compliance regime and operations model.

Bosch PRAESENSA
Bosch PAVIRO
TOA VX / VM
BiAmp Vocia
Honeywell L-Vis
Baldwin Boxall
Q-SYS
Dante / AES67

Scope in detail

Speakers & Loudspeaker Systems
Ceiling, wall, horn, column and line-array loudspeakers matched to acoustic environment, coverage pattern and STI intelligibility targets across occupied areas.
Amplifiers & Signal Processing
Digital matrix amplifiers, DSP processors, networked audio over Dante and AES67 and redundant amplifier configurations for zoned distribution.
Zone-Based Paging
Multi-zone paging with priority override, scheduled announcements, background music routing and integration with reception and operator consoles.
Voice Evacuation (EN 54)
EN 54-16 / -24 compliant voice alarm with pre-recorded evacuation messages, phased evacuation logic and cause-and-effect integration with the fire panel.
Paging Mics & Consoles
Desktop paging microphones, zone-selector consoles, wireless paging and emergency all-call microphones with fault indication and monitored circuits.
Background Music & Content
Streamed background music, corporate radio, day-part scheduling, content library management and licensed music integration under PPL / PRS agreements.
PA / VA / Fire Integration
Interfacing with fire alarm panels for automatic evacuation broadcast, BMS integration for HVAC damper control and VMS pop-up on paging events.
Compliance & Testing
NBC 2016, NFPA 72, EN 54 and local AHJ certification, third-party commissioning and scheduled maintenance testing with signed reports.

Where estates break down

Announcements are not clearly understood
Speaker layout, tap settings and DSP tuning fail to hit STI targets in critical areas, so evacuation and paging announcements are not clearly understood.
PA and fire systems not commissioned together
Cause-and-effect between fire alarm and voice evacuation is incomplete or untested, so phased evacuation messaging does not fire correctly during emergencies.
Legacy amplifiers without redundancy
Single-point amplifier failures silence entire zones with no automatic changeover, no fault indication and no monitored spare capacity.
No evidence of statutory testing
Scheduled functional tests, battery checks and fault logs are not maintained, invalidating AHJ acceptance, insurance and audit evidence.

Engagement approach

PA and voice evacuation delivered as a life-safety engineering discipline with measured intelligibility, redundant amplification and evidenced statutory testing.

Assess
Acoustic survey, speaker inventory, STI measurement, amplifier redundancy audit, cause-and-effect review and AHJ evidence check.
Design
Speaker layout, tap and DSP strategy, zone architecture, amplifier redundancy, evacuation logic and fire-panel integration to EN 54-16.
Deploy
Cabling, speaker and amplifier installation, DSP tuning, cause-and-effect commissioning, fire-panel integration and operator training.
Operate & Improve
Scheduled testing, battery replacement, fault-log maintenance, tuning after fit-out change and AHJ evidence packaging under support contracts.

Deliverables & artefacts

Zone plan with speaker layout and coverage calculation
Digital matrix, amplifier and networked-audio design
EN 54-16 voice-alarm cause-and-effect logic
Fire-panel, BMS and reception-console interfaces
Emergency-message library and priority rules
Commissioning, certification and AHJ handover pack

End-to-End IT Integration and Support

From assessment and solution design through implementation, remediation, ongoing support, and lifecycle optimization.

Fix What's Broken — Remediation Sprints

Unreliable CCTV, access-control gaps, ELV / AV fault tickets or fire-safety systems drifting out of compliance? Jiva Technologies runs fixed-scope remediation sprints across surveillance, access, ELV and AV estates.

CCTV, access-control, intrusion and intercom coverage-gap closure
ELV, AV, public-address and digital-signage integration and cabling cleanup
Fire-life-safety alignment and evidence pack for facility and compliance audits

Request a remediation scope

Support & Maintenance — AMC-Backed

Keep surveillance and physical systems running after handover — device health, platform hygiene and vendor coordination under a Jiva AMC.

L1 / L2 / L3 support for CCTV, access-control, ELV and AV platforms
Preventive maintenance visits, firmware, sensor calibration and spares management
Vendor coordination, licence renewal and periodic system-health reviews

Explore AMC & support contracts