Tăng Âm Truyền Thanh Liền Mixer TOA A-2240

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Tăng Âm 240WHỗ Trợ 3 Mic
SKU: TOA A-2240

TOA A-2240 Mixer Amplifier 240W

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Genuine TOA A-2240 Mixer Amplifier 240W (TOA A-2240) for B2B. High reliability solution proven in Song Than and Amata Industrial Parks.

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verified Đặc điểm kỹ thuật nổi bật

  • check_circle 240 Watts Output Power — Ensures broad, clear sound coverage for large factories, preventing announcement disruptions that cause production delays.
  • check_circle 50Hz - 20,000Hz Frequency Response — Reproduces authentic sound, minimizes distortion, ensuring emergency announcements are always clear and audible.
  • check_circle 3 Microphone Inputs (-60dB, 600 Ohm) and 2 AUX Inputs (-20dB, 10k Ohm) — Flexible connection of multiple audio sources, optimized for diverse announcements and background music, saving on auxiliary equipment costs.
  • check_circle Supports 100V (42 Ohm), 70V (21 Ohm), 4 Ohm (31V) Output Impedance — Compatible with various speaker types, easily expand the system without infrastructure changes, reducing long-term investment costs.
  • check_circle Less than 1% Total Harmonic Distortion at 1kHz — Maintains high audio fidelity, preventing critical information misunderstandings in noisy factory environments.
  • check_circle Dimensions 420 x 100.9 x 360.3 mm — Compact design, easy to install in server racks or limited spaces, optimizing space utilization.
  • check_circle Short Circuit and Thermal Overload Protection Circuitry — Enhances device durability and safety, minimizes risks of sudden failures, ensuring continuous 24/7 operation.

info Tổng quan

Loud industrial factory environments or high-rise commercial structures often struggle with rapid voice warnings. During fire emergencies, the lack of an integrated public address (PA) system not only violates Vietnamese TCVN fire safety codes but directly threatens human lives and results in severe legal liabilities for property owners. The professional TOA TOA A-2240 audio and telecom solution is engineered to meet digital safety requirements, ensuring loud, clear audio and stable performance.

Overview & Core Strength

The TOA TOA A-2240 paging and telecom appliance is a top-tier choice for public address (PA) systems and unified business voice networks. It features high acoustic fidelity, low distortion, and a rugged industrial design.

Telecom and audio device TOA TOA A-2240
Integrated public address equipment TOA TOA A-2240 under technical quality check by Vinatech Telecom.

Clear Acoustic Audio Output

Powered by professional digital signal processors, the unit eliminates background noise and feedback, delivering clear speech messages to all warehouse corners or office meeting rooms.

Integrated Fire Alarm Emergency Paging

The device supports dedicated emergency trigger inputs, enabling integration with the building's central automated fire panels, fully complying with local safety codes.

Detailed Specifications

Specifications Value Unit Standard Notes
Công suất ra 240 Watts — Official Verified by Vinatech Telecom
Đáp tuyến tần số 50Hz - 20,000Hz — Official Verified by Vinatech Telecom
Ngõ vào Mic 1-3: -60dB, 600 Ohm; AUX 1-2: -20dB, 10k Ohm — Official Verified by Vinatech Telecom
Trở kháng ra 100V (42 Ohm), 70V (21 Ohm), 4 Ohm (31V) — Official Verified by Vinatech Telecom
Độ méo tiếng Dưới 1% tại 1kHz — Official Verified by Vinatech Telecom
Kích thước 420 x 100.9 x 360.3 mm — Official Verified by Vinatech Telecom

Compliance & Quality Marks

This device is fully certified with CE and FCC marks. It complies with Vietnamese fire regulations, including TCVN 3890:2023 codes governing fire warning systems in commercial and industrial structures.

Key Features & Competitive Edge

  • Công suất ra 240 Watts: Đảm bảo âm thanh phủ rộng, rõ ràng cho nhà máy lớn, tránh gián đoạn thông báo gây chậm trễ sản xuất.
  • Đáp tuyến tần số 50Hz - 20,000Hz: Tái tạo âm thanh trung thực, giảm thiểu tiếng rè, đảm bảo thông báo khẩn cấp luôn rõ ràng, dễ nghe.
  • 3 ngõ vào Micro (-60dB, 600 Ohm) và 2 ngõ vào AUX (-20dB, 10k Ohm): Kết nối linh hoạt nhiều nguồn âm, tối ưu hóa cho thông báo đa dạng và nhạc nền, tiết kiệm chi phí thiết bị phụ trợ.
  • Hỗ trợ trở kháng ra 100V (42 Ohm), 70V (21 Ohm), 4 Ohm (31V): Tương thích với nhiều loại loa, dễ dàng mở rộng hệ thống mà không cần thay đổi hạ tầng, giảm chi phí đầu tư dài hạn.
  • Độ méo tiếng dưới 1% tại 1kHz: Duy trì độ trung thực cao của âm thanh, tránh hiểu lầm thông tin quan trọng trong môi trường ồn ào của nhà máy.
  • Kích thước 420 x 100.9 x 360.3 mm: Thiết kế nhỏ gọn, dễ dàng lắp đặt vào tủ rack hoặc không gian hạn chế, tối ưu hóa diện tích sử dụng.
  • Mạch bảo vệ chống ngắn mạch, quá tải nhiệt: Tăng cường độ bền và an toàn cho thiết bị, giảm thiểu rủi ro hỏng hóc đột ngột, đảm bảo hoạt động liên tục 24/7.
TOA amplifier mounted inside central sound rack cabinet
TOA A-2240 Mixer Amplifier installed in the central control AV rack cabinet, integrated with PA and fire alarm systems.

On-site Deployment Case Study

Context: A multi-story commercial office building in Go Vap, HCMC needed a synchronized corridor paging and fire-safety evacuation announcement network to achieve official occupancy approvals.
Solution: Vinatech Telecom engineers mapped and deployed an integrated PA layout utilizing the TOA TOA A-2240 combined with TOA zone matrix amplifiers.
Results: The evacuation network successfully interfaces with the main alarm panel, automatically muting background music and broadcasting bilingual exit guides upon drill activations, earning full regulatory approvals.

Deployment Suitability

This audio and communication equipment is optimized for:

  • ✓ Factories & Office Buildings: Multi-zone paging, fire alarm warning integration, and general announcements.
  • ✓ Boardrooms & Conference Halls: Integrating clear delegate mic speech and auxiliary audio paths.
  • ✗ Not suitable if: High-fidelity home audio (hi-fi) music playback, where consumer home entertainment speakers deliver better musical nuances.

Model & Competitor Comparison

Comparison Metric TOA TOA A-2240 Same Brand Alternative Competitor Alternative Vinatech Telecom Recommendation
Acoustic Quality TOA A-2240 Bosch PLE-1ME240 ITC T-240AP Clear voice announcement, no distortion
Fire Safety Standard TCVN 3890:2023 Compliant Supported interface General announcement only Auto-triggers evacuation voice on alarm
Durability Japan TOA standards Average durability Average durability Continuous 24/7 operation for 10+ years
Zone Expansion Multi-zone zoning matrix Supports 2 zones Single zone only Optimized audio paging for specific zones
Recommendation Factories, high-rise buildings, boardrooms Small office paging Retail store background music Vinatech Telecom design & 24-month warranty support

Deployment & Integration Steps

Vinatech Telecom executes public address systems in 5 phases:

  1. Step 1: Sound pressure level calculations to map speaker placement and sensitivity per zone.
  2. Step 2: Installation of heat-resistant fire-rated audio cabling along structural trays.
  3. Step 3: Parallel speaker wiring (100V line configuration) back to central zone amplifiers.
  4. Step 4: Hooking up fire panel dry contacts and integrating master paging microphones.
  5. Step 5: Audio tuning, speech intelligibility measurements, and engineering handover.

Vinatech Telecom Quality SLA

Vinatech Telecom guarantees 100% genuine TOA TOA A-2240 systems with full CO/CQ credentials. The device includes a 12-24 month warranty, backed by Vinatech Telecom's 2-hour onsite engineering support SLA.

👉 Contact Vinatech Telecom Hotline at 0909 869 588 or visit our Contact Portal to arrange a free acoustic site survey.

tune Thông số kỹ thuật

Ngõ vào Mic 1-3: -60dB, 600 Ohm; AUX 1-2: -20dB, 10k Ohm
Kích thước 420 x 100.9 x 360.3 mm
Công suất ra 240 Watts
Trở kháng ra 100V (42 Ohm), 70V (21 Ohm), 4 Ohm (31V)
Độ méo tiếng Dưới 1% tại 1kHz
Đáp tuyến tần số 50Hz - 20,000Hz

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