The TA series professional amplifier using special circuit design techniques, focusing on the stability of the products in the longterm continuous full power conditions, the main components of the PCB board using SMT technology manufacturing, and circuit layout design through computer simulation system, so that the amplifier has a very high signal to noise ratio and anti-jamming capability. The TA series with higher damping and perfect filtering system, so that high frequency is more delicate and soft, lowfrequency is more flexible.

TA SERIES POWER AMPLIFIER

The TA series professional amplifier using special circuit design techniques, focusing on the stability of the products in the longterm continuous full power conditions, the main components of the PCB board using SMT technology manufacturing, and circuit layout design through computer simulation system, so that the amplifier has a very high signal to noise ratio and anti-jamming capability. The TA series with higher damping and perfect filtering system, so that high frequency is more delicate and soft, lowfrequency is more flexible.

WAseries

WA SERIES POWER AMPLIFIER

The WA series professional amplifier using special circuit design techniques, focusing on the stability of the products in the longterm continuous full power conditions, the main components of the PCB board using SMT technology manufacturing, and circuit layout design through computer simulation system, so that the amplifier has a very high signal to noise ratio and anti-jamming capability. The WA series with higher damping and perfect filtering system, so that high frequency is more delicate and soft, lowfrequency is more flexible.

SPECIFICATIONS

WAseries WA SERIES POWER AMPLIFIER

The WA series professional amplifier using special circuit design techniques, focusing on the stability of the products in the longterm continuous full power conditions, the main components of the PCB board using SMT technology manufacturing, and circuit layout design through computer simulation system, so that the amplifier has a very high signal to noise ratio and anti-jamming capability. The WA series with higher damping and perfect filtering system, so that high frequency is more delicate and soft, lowfrequency is more flexible.

DA SERIES POWER AMPLIFIER

DA Series professional power amplifier is a high quality digital amplifier developed for the fixed installation market, using multiloop control technology and modular design, with high reliability, sufficient power, outstanding sound, strong adaptability and other advantages. The switching power supply adopts active PFC and soft switching technology, which can adapt to the harsh grid environment. According to the characteristics of fixed installation, the chassis structure is optimized, the operation is more intuitive, and can better meet the use of narrow space.

GAseries

GA SERIES POWER AMPLIFIER

GA series professional power amplifier is an active PFC switching power supply, class D power amplification digital amplifier, using multi-loop control technology and modular design, with high reliability, sufficient power, outstanding sound, strong adaptability and other advantages. Especially for low-impedance, high-current power amplification technology, so that it has more than 95% efficiency and excellent stability; The switching power supply adopts active PFC and soft switching technology, which can adapt to the harsh grid environment and provide continuous surging power for the amplifier. GA series professional power amplifier has a stable and reliable 2Ω drive capability; 1U body height, small size and light weight, is a high quality mobile performance amplifier.

SAseries

SA SERIES POWER AMPLIFIER

SA Series Professional Power Amplifier supports fixed-resistance and fixed-voltage output, feature built-in DSP, supports FIR filter, integrated switch, and UDP protocol support, enabling amplifier monitoring via a single network cable. The SA Series professional amplifiers utilize multi-loop control technology, delivering outstanding technical specifications. Specifically developed with power amplification technology designed for low-impedance, high-current applications, the amplifiers achieve over 90% efficiency and exceptional stability. The switching power supply incorporates active PFC and soft-switching technology, optimized for audio power amplifiers to withstand harsh power grid conditions, providing continuous and robust power delivery. The SA Series professional amplifier is characterized by high reliability, ample power output, superior sound quality, and strong adaptability. Available in two-channel and four-channel models, they feature stable 2Ω drive capability, making them ideally suited for line array systems.The SA\*D version supports Dante network digital audio, with automatic switching and mutual backup between Dante digital audio and analog audio.

SPECIFICATIONS

CA series

CA SERIES VOLTAGE /CONSTANT POWER AMPLIFIER

CA series professional power amplifier is an active PFC switching power supply, class D power amplification digital amplifier, using multi-loop control technology and modular design, with high reliability, sufficient power, outstanding sound, strong adaptability and other advantages. Especially for low-impedance, high-current power amplification technology, so that it has more than 95% efficiency and excellent stability; The switching power supply adopts active PFC and soft switching technology, which can adapt to the harsh grid environment and provide continuous surging power for the amplifier. CA series professional power amplifier can choose constant voltage or constant resistance output drive speaker; 1U body height, small size, light weight, more convenient to use.

CA SERIES CONSTANT VOLTAGE POWER AMPLIFIER

The CA series is a set of constant voltage power amplifiers with different functions and powers. CA550I is an integrated type, with six zones, MP3 audio source playback, built-in USB and SD card, built-in FM radio, three MIC inputs, two AUX line inputs, and total volume control. The MIC1 input is superior to all inputs, featuring alarm signal, emergency evacuation signal, and prompt sound triggering functions. Other models are pure post-stage constant voltage power amplifiers, each equipped with constant resistance and constant voltage output terminals. They feature complete overvoltage, overcurrent, short circuit and midpoint drift protection circuits, and are easy to use and maintain.

SPECIFICATIONS

US series uS2403/US3603/US4803 LOUDSPEAKER SYSTEM PROCESSOR

●32-bit DSP SHARC process, 96kHz sampling rate, 24-bit AD/DA convert.

●Input processing includes High-cut, Low-cut, 8 PEQ, Noise gate, Gain, Mute, Phase, Delay, Link and so on.

●Output processing includes X-over, 9 PEQ, Gain, Mute, Compressor/ Limiter, Phase, Delay, Link and so on.

●Adjustable PEQ frequency, Gain and bandwidth. We can choose style: Peak, L-shelf, H-shelf, Low cut, High cut, Allpass 1, Allpass 2.

Every input and output can do matrix assign flexibly, and all the input and output channel name can be changed.

●All the input and output with independent phase curve adjust function, PEQ style choose allpass 1 is 180°curve adjust, allpass 2 is 360° curve adjust.

●The style of all High-cut,Low-cut filter and Distributor unit: Butterworth, Linkwitz-Riley, Bessel; slope is from -6dB/Oct to -48dB/Oct.

Adjustable compressor/limiter threshold, ratio, attached time and release time.

●Maximal delay time is 680ms for all input/output channels.

Parameter Settings between any channel can be copied freely, and any channel can be linkage adjusted.

●Displays the current PEQ curves of all input or output channels in any input or output channel window.

Built-in test signal generator, output mode optional pink noise, white noise and 20Hz-20kHz sinusoidal adjustable, and signal amplitude adjustable.

The front panel is equipped with input and output levelindicator light, USB control port, rear panel 232 & 485 control port, and Ethernet connection remote control port. One-button connection makes the user's operation easier and faster, and the computer can be wireless

30 user presets,the complete machine state and each preset can be stored and called separately. The ID setting function can cascade control 255pcs machines, and also has password protection function to make the device more secure.

ES seriesS ES2000

PRE-EFFECT PROCESSOR

Mode shortcut keys for one key switching between Mode 1, Mode 2, and Mode 3.

● One key selection and recall of audio input sources (four input sources: RCA 1, RCA 2, Bluetooth BT, Optical OPT).

●Input source can be saved within a mode, enabling one key recall for multiple scenarios.

Karaoke effects processor with speaker processor functionality; each section is independently adjustable.

●Adopts 24 bit data bus and 32 bit DSP.

MUSIC: 7 band parametric equalizer. MUSIC to main output high pass filter: 12 dB-24 dB (0 Hz-303 Hz).

MIC: 15 band parametric equalizer, with compressor/limiter function.

●Main output: 5 band parametric equalizer, with compressor/limiter function.

●Center output, rear output, and subwoofer output each have a 3 band parametric equalizer.

● Mic feedback suppression with 4 selectable modes (OFF, 1, 2, 3).

●16 programmable presets.

Mic output, main output, center output, subwoofer output, and rear output each feature limiter and delay functions.

Built in administrator mode and user mode; parameters adjusted in user mode cannot be stored.

● Full function menu available on the unit, as well as settings via PC interface.

KA series KA400/KA600 INTEGRATED AMPLIFIER

●Built in wireless microphone, effects processor, and power amplifier in one intelligent product, delivering professional karaoke effects.

●Digital power amplifier provides stronger drive; high quality circuit board with microcontroller technology offers longer service life than conventional boards.

●Touchscreen display for an elegant look, with selectable Chinese/ English language; users can operate the menu directly on the touchscreen – simple and convenient.

●Dual karaoke chips keep the audio signals out of phase to effectively prevent howling and noise, resulting in rich, full sound that closely resembles natural vocals.

Power on volume settings for music, microphone, and effects, plus maximum volume lock; one key factory reset.

●Supports MP3 playback - download your favourite songs in advance and listen anytime.

●Built in multiple karaoke scene modes.

ARC audio/video signal return function.

Bluetooth 5.0 lossless playback.

USB tuning software control port.

●High fidelity, high dynamic power amplifier with exceptional stability and ample power output.

1.5U chassis; can be used with angle brackets for easy rack mounting – suitable for any venue.

MT-9000

MT-9000 SERIES PERFORMANCE MICROPHONE

MT-9000 is a u-segment one tow two true diversity wireless microphone system, dual antenna automatic grading, receiving far distance, not easy to drop the line; digital pilot, with digital ID identification function, eliminate interference and frequency channeling phenomenon; Built-in powerful audio processor, phase compensation, distortion correction, dynamic compensation, dynamic expansion,etc, according to the performance site flexible selection of handheld, headworn, clip microphone, to meet the needs of various venues.

SPECIFICATIONS

Fseries

F SERIES MIXER

F260 is a multi-function digital mixer with small size, light weight, full functions, friendly man-machine interface, intuitive and simple operation, quick response and other characteristics. They can be compatible with devices using iOS, Android, Windows, Mac OS and Linux operating systems, remotely controlled by connecting the WiFi / hot signal of the mixer via mobile phone, tablet or computer, have the function of the central control based on“UDP"protocol. The function permissions can be preset to avoid misoperation to the greatest extent. It is suitable for small and medium-sized performance, conference rooms, cultural auditoriums, multi-function halls and other sound amplification systems.

●26 channels input includes: 12 microphone input, 2 stereo input, 4 mono input, 3 digital stereo input (S/PDIF, USB sound card, USB playback).

12 BUS design, 8 bus output channels, 1 stereo main output, 3 stereo digital output(S/PDIF+AES/EBU,USBsound card, USB recording).

All input channels have independent low cut, PEQ, compressor, noise gate processing.

●All output channels have independent low cut, PEQ, compressor processing.

The main output channel has independent 31-segment GEQ processing, which can be sent to the electric fader control in mirroring mode.

●All input and output channels can be freely linked to stereo state.

All channel labels can be customized with name and color.

Built-in two independent professional stereo effect device, with an independent transmission bus, a variety of effect types optional.

●Built-in USB sound card, support real-time recording and playback functions connected with PC.

It has 3 programmable mute grouping buttons and 1 total effect mute grouping button.

●All input and output channels can support arbitrary free copy.

●Support the user's scene storage and call function, all scenes support the import and export function through the U disk

With user-defined password protection function, password protection for local operation and mobile terminal access at the same time effective.

●10" HD 1280\*800 capacitive touch screen, support multi-touch operation.

●9 high-precision 100mm electric faders, 4 page management buttons.

●Built-in web server based on HTML5 technology, with Wi-Fi hotspot, cross-platform support for Apple, Android, Windows and other support multi-screen interaction, full-function operation.

PSC-1082

POWER SEQUENCE CONTROLLER

PSC-1082 is a professional power sequence controller, specially used for engineering power management, suitable for performances, entertainment venues, conference rooms, classrooms, cinemas ,etc. The product configuration digital real-time voltage indicator, is equipped with a USB charging for mobile, using 30A large current control relay output, high precision phosphor copper multi-purpose socket, the core control chip using imported components, double-sided PCB, SMT technology, stable and reliable, has the RS232 control interface, RS485 cascade, switch interface.

SPECIFICATIONS

PSC-2

POWER SIGNAL CONTROLLER

PSC-2 is a professional power signal controller, equipped with special aviation waterproof plug, safe and reliable; It can distribute the main power supply to six output sockets through the overcurrent switch, and the voltage is displayed in real time. It can connect the input audio source signal and the output audio power signal through the plug and socket on the panel and backplane for reasonable distribution and management.

SPECIFICATIONS

WOOFER

COMPRESSION DRIVER

RECONE-KITS

DIAPHRAGM

PRODUCT CATALOG

ADVERTISING HAT

ADVERTISING BAG

ADVERTISING CUP

T-SHIRT/COAT

After Sales Service Commitment

Dear customer, thank you for choosing fdB products, all the research and development, material procurement, product manufacturing, quality control, customer service and continuous improvement process of fdB products all meet the requirements of ISO9001:2015 quality management system standard, please feel free to choose, and fdB promises:

1.fdB electroacoustic products, enjoy 5 years free warranty from the date of purchase. During the warranty period, fdB will free repair the products damaged under normal use or provide the free spare parts damaged under normal.

2. fdB electronic products enjoy 3 years warranty from the date of purchase. During the warranty period, fdB will free repair the products damaged under normal use or provide the free components or accessories damaged under normal use.

3. Due to abnormal use, such as woofer voice coil burnt caused by unreasonable system collocation, electronic products damaged caused by inconsistent voltage , charging maintenance fees or charging components and accessories fees at cost price.

fdB has the right of final interpretation of this commitment.

F&dB