Professional Amplifier TC-4350B

As a crucial component in professional sound system, itc professional digital amplifier plays a pivotal role in delivering high-fidelity sound and reproducing audio sources with exceptional accuracy and force, effectively filling venues with rich, clear, and dynamic sound and achieving an unparalleled listening experience. Characterized by high efficiency, stability, and excellent sound quality, this series of high-power professional amplifiers is specially suitable for large-scale sound reinforcement venues, tour performance multipurpose halls, etc.
  • Output power Stereo@8Ω: 350W×4 Stereo@4Ω: 580W×4 Bridge@8Ω: 1100W
  • Input sensitivity 2.2dBu(1V)
  • Input impedance 10KΩ
  • Frequency response (@1W power) 20Hz-20KHz/±1dB @8Ω
  • SNR (A-weighted) ≥80dB
  • The output can be bridged to 8 ohms using a high-efficiency power amplifier circuit.
  • Adopt switching power supply to supply power, with an overvoltage protection function.
  • 1U chassis design, small size and lightweight.
  • Support voltage limit, over temperature protection, over current protection, output DC protection, output short circuit protection and other functions.
  • Support XLR balanced input and SPEAKON audio socket output.
  • Support optional three modes: MONO/STEREO/BRIDGE.
  • The normal load is 8Ω, and the minimum load is 4Ω.
Output power Stereo 8Ω: 350W×4

Stereo 4Ω: 580W×4

Bridge 8Ω: 1100W

Input sensitivity 2.2dBu(1V)
Input impedance 10KΩ
Frequency response (@1W power) 20Hz-20KHz/±1dB @8Ω
THD+N (@1/8 power) ≤0.01%
Separation (@1KHz) ≥80dB
Damping coefficient (@1KHz) ≥200@ 8 ohms
SNR (A-weighted) ≥93dB
Input voltage 220V~230V(50Hz)
Overall power consumption 450W
Dimension (L×W×H) 484*353*44mm
Weight 6.1kg

Output power: according to CEA-2006-B/CEA-490-A standard using 20ms pulse 1kHz sine wave measured under 1% total harmonic distortion.

Overall power consumption: according to GB4943.1-2022 test method: measured under 1kHz sine wave rated load 1/8 power conditions.

Technical Specification

Some words for solution selections description

  • More than 95% ultra-high efficiency and excellent stability

    • Variable oscillation modulation technology
    • Multiple feedback regulation technology
    • Innovative output power control technology
  • MONO/STEREO/BRIDGE mode for selection

  • Super load capacity of 8 ohms and 4 ohms

  • Comprehensive protective measures

    • Voltage limit protection
    • Over temperature protection
    • Over current protection
    • Output DC protection
    • Output short circuit protection


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    Building NO. A13-1, Yiku Industrial Park, The Hills, Dongyi Road, Panyu District, Guangzhou, China 511492

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