Electronics

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Find Electronics from the best B2B online marketplace. Find a reliable Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Electronics Suppliers and Manufacturers

Quair Company Limited

This model is a mini iron suitable for all travel. Its key features include: NANO-STEAM PULSE TECHNOLOGY Produces fine steam with a pulsating feature to keep clothes dry while also disinfecting the fabric. 3-IN-1 SOLUTION Irons clothes, disinfect surfaces, and removes mites. NATURAL IONS Generates up to 600,000 ions per cm³ through water only. EASY CARRY: Includes travel case and pouch for packing on-the-go. SAFETY GUARANTEED Stops instantly when untouched. *Product customization can be discussed, feel free to contact us via HKTDC Sourcing. 

Mini Travel Iron

GDP Toys Module Company Limited

 	 GH-A001 	 Size: &phi;25mm x 14mm 	 Speaker size: &phi;21mm 	 Battery: LR41 x 2White/black/pink/green etc 	 Competitive price wholesale push button toy music sound box
	
	*&nbsp;Function: pre-recordable, recordable, voice recognition, playback&nbsp;
	* Customized: music/voice, color, shape, logo
	* Message: voice, music, melody, animal voice, sound&nbsp;
	* Usage: plush toys, stuffed toys, dolls, music gifts, message recorder, baby toys etc.
	
	
	Product Type:Competitive price wholesale push button toy music sound box
	Material:ABS plastic box, PCB, IC, Battery, Speaker, etc
	Battery:AA/AAA/button cell
	OEM/ODM:Welcome
	Duration time:From 1s to 180s or more you can customize
	Sample time:&nbsp;5-7 days
	Life time:400-800 times
	Application:Plush toys/dolls/talking book/greeting card/pillow...  

Small size mini Sound Box mini speaker IC chip 

NPE INDUSTRY (THAILAND) CO.,LTD

Featured here is&nbsp;a high-quality electronic kit used for amplifying sounds. It is designed with a board micro-controller. This professional audio component is available in different designs for your specified needs.

 
  Class D amplifier. 
  Easy assembly. 
 

Electronic Kit

Nextek Electronics Inc

   This is a power amplifier made of grey glass reinforced carbon fiber main board   The power amplifier utilizes switch-mode power supply with Variable Load Sensing (VLS) technology   The source voltage is 10.5-16V with a variable frequency control   The power amplifier is of variable frequency control (LP, HP and BP)   The power amplifier has a 4-AWG plantinum power terminal and a 3-way system protection   It is also equiped with a low frequency (DC input) filter system   The power amplifier is equiped with a ferrite-core precision spooled inductors  

Power Amplifier

   This is a power amplifier made of grey glass reinforced carbon fiber main board   The power amplifier utilizes switch-mode power supply with Variable Load Sensing (VLS) technology   The source voltage is 10.5-16V with a variable frequency control   The power amplifier has a 4-AWG plantinum power terminal and a 3-way system protection   It is also equiped with a low frequency (DC input) filter system   The power amplifier also uses fast recovery retifier diodes  

   This is a power amplifier made of grey glass reinforced carbon fiber main board   The power amplifier utilizes switch-mode power supply with Variable Load Sensing (VLS) technology   The source voltage is 10.5-16V with a variable frequency control   The power amplifier is of variable frequency control (LP, HP and BP)   It is also equiped with a low frequency (DC input) filter system   The power amplifier has a 4-AWG plantinum power terminal and a 3-way system protection   The power amplifier also uses fast recovery retifier diodes   The power amplifier is equiped with a ferrite-core precision spooled inductors  

Inspower Co., Ltd.

Inspower&rsquo;s hybrid amplifiers&nbsp;are designed for communication applications. The amplifiers use LDMOS FET devices over substrate via chip on board. The input and output matching and bias circuits are integrated. The module is internally matched to 50ohms and operates directly from 28V making system integration very simple.
 
  50&Omega; RF impedance, fully integrated matching. 
  Single supply operation: nominally 28V. 
  High gain. 
  High output power. 
  No matching circuit needed. 
  ROHS compliant applications. 
  CDMA/WCDMA/LTE/GSM. 
  High power amplifier driver. 
  Repeater. 
  RRH. 
 

RF Hybrid Amplifier

HY ELECTRONIC (CAYMAN) LIMITED

This is an MOSFET with an N-channel enhancement mode design. It is used for amplifying or switching electronic signals. This highlighted MOSFET is great for printed circuit board use.
 
  Low on resistance. 
  Case: TO-252/ITO-251 molded plastic. 
  Low gate charge and low CRSS. 
 

N-Channel Enhancement Mode MOSFET

Linkx Electronics Co., Ltd

 	 The Linkx IRA-300 utilises reliable infrared transmission and is loaded with excellent integration and exceptional versatility. 	 The two infrared wireless microphone receiver channels provide freedom of movement and permit hands free performance. The four auxiliary inputs offer multimedia integration with even distribution of sound for all audio in the classroom and the two separate outputs for assistive listening and recording with active board. 	 It has 5-band equalizer, a 50 watts Class D amplifier and RS-232 functionality which accomplish IRA-300 a full range comprehensive integration device. 	 The IRA-300 also interfaces with other applications and services such as computer, broadcasting system, fire alarm control unit and emergency alert system.  

IRA-300 / IRA-400 Dual Channel Infrared Receiver and Amplifier System

Delta Ind'l Resources Ltd

HIFI 50W+50W TPA3116D2 Stereo Bluetooth Digital Amplifier Board AUX USB-C InputFeaturesUsing original TPA3116D2 chip, High power rejection ratio, high AM rejection, high power conversion efficiency4 audio input mode: Bluetooth / AUX / USB-C disk / USB-C sound cardApp control , it can be used to switch audio input mode / play mode / sound effectLeft + Right channel output (stereo)Support active and passive speakersProtection: anti-static , reverse polarity , short-circuit , over-heat , over-voltage , under-voltage, DC protectionParameterName: 50W+50W Bluetooth amplifier boardModel: DAC-AP50HChip: 1 * TPA3116D2 (Class D)Input voltage: DC 5-27V / 2A aboveBluetooth version: 5.0Channel quantity: 2 (Left + Right stereo)Audio input: Bluetooth / AUX / USB-C disk / USB-C sound cardOutput :LC filter output, high-definition sound qualityTransmission distance: more than 15meters (Unobstructed)Speakers range； 10W-200W , 4Ω/8ΩOutput power:10W*2@12V,8Ω 20W*2@12v,4Ω20W*2@18V,8Ω 40W*2@18V,4Ω30W*2@22V,8Ω 50W*2@21V,4Ω

HIFI 50W+50W TPA3116D2 Stereo Bluetooth Digital Amplifier

Formosa21 Inc.

   Stereo sound board uses high quality components and precision layout.   Uses Cmedia CMI8787 high end 32-bit audio processor.   Uses AKM AK4396 high quality DAC; THD+N: -100dB; SNR: 120dB.   Uses JRC4580 high quality OP, low distortion: 0.0005% type.   Uses high precision resistors to reduce the noise of differential amplifier.   Uses Suncon capacitors to reduce coupling distortion by low resistance and high stability.   Uses Sanyo OS-CON capacitors and four layers PCB, fully separates the power and ground level to provide clear and stable power for analog audio outputs and reduces the noise.   Layout can reduce noise and cross talk.   Direct coupling amplifier circuitry avoids bass loss.  Specifications:
   24-bit/192kHz high resolution stereo out.   RCA stereo line-out.   6.3mm stereo headphone out, can mute line-out when headphone is plugged in.   Headphone amplifier with 75mW output power.   Supports S/PDIF coaxial and optical outputs.   Measured SNR: 115dB.   Measured THD+N: -90dB.   Measured stereo cross-talk: -105dB (10K ohms loading).   Virtual 7.1 surround sound feature.   Built-in sound effects for varied listening experience.   Compatible with Windows 7, Vista and XP.  

Stereo Sound Card

HOESUNG COIL PARTS

Featured is a series of switching transformers designed in various specifications. They comply with the RoHS directive and is lead free. These switching power transformers provide excellent safety, reliability and performance.

 
  Customer order maker. 
  Variable type. 
  High magnetic flux density, high permeability and low loss. 
  High efficiency and minimal heat generation due to power loss 
  Easy installation on printed circuit boards. 
  In addition to electrical equipment boards, these transformers meet UL, VDE and other international 
  Standard and safety regulations. 
  Resin impregnated transformers are also available. 
  Applications: VTRs, audio amplifier, game machine, copier, facsimile, computer, terminal equipment, numerically controlled machine, ultrasonic wave equipment, medical equipment, movie projector, analyzing equipment, automated equipment, measuring equipment, communications control equipment, etc. 
  Switching power supplies for electronic equipments. 
 

Switching Transformer

TELTRON

 The 5.8GHz RF/analog SoC is specially designed for the ETC service,&nbsp;equipping with&nbsp;a latest&nbsp;0.18um SiGe BiCMOS technology. It consists of the LNA, mixer, AGC, demodulator, modulator, power amplifier, VCO, and prescaler. Its high performance of receiving sensitivity and output power is suitable for on-board units (OBU) and road-side equipment (RSE) of ETCS (electronic toll collection service), TIS (traffic Information service), BIS (bus information service), and other DSRC services. 
 
  Frequency: 5.8GHz. 
  Flip Chip: C4. 
  Output power: 0dBm. 
  Receiving Sensitivity: -80dBm. 
 

5.8GHz RF/Analog SoC

Core Electronics Co., Ltd.

 This choke coil can be used to reduce common mode electrical noise from an electromagnetic interference. It filters out unwanted noise signals for perfect connection. It makes an indispensable component for TVs, audio equipment, telecommunication devices, electronic control boards, RF filters and other noise filters. 
 
  Applicable in SMPS and EMI noise filters. 
  Low pass filter for digital amplifiers. 
  PFC filter for PDP TVs. 
  DC reactor for PCs. 
  Power transformer. 
  High-pass filter. 
 

Toroidal Choke Coil

United Sources Industrial Enterprises Limited

Displayed are trimmer potentiometers in a small cube design. They can be directly mounted on a circuit board and widely applied on A/V components, calibrating instruments and setting the bias current on power amplifiers to offer a precise gain, output voltage, or current.

&bull; In a small cube design.
&bull; Single-turn or multi-turn / top or side adjust / cement.
&bull; Resistance range: 10ohms to 2megohms.
&bull; Temperature range: -55 &deg;C to +125 &deg;C.
&bull; Series: 3006, 3214, 3224, 3296, 3266, 3303, 3306, 3313, 3314, 3329, 3362, 3386.
&bull; Package: through-hole or SMD. &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

Trimmer Potentiometer 

Dart Sensors Shenzhen Ltd

China&#39;s best selling formaldehyde sensors.
High stability and low offset enable meaningful readings down to 0.03 ppm (30ppb).
Applications include air cleaners, air conditioners, household pollution meters, and industrial monitoring.
Formaldehyde gas calibration equipment is available for use at our Shenzhen offices to assist customers in their project development, free of charge.
We can also supply a high gain amplifier board with a preset calibration for product development.
Small orders (5-50) available from Shenzhen office, 150 RMB/piece.
Premium version available for professional use.
Discounts for bulk orders, supplied from UK. Go to www.dart-sensors.com
&nbsp;

Formaldehyde Sensor

Vcan Group Ltd.

Two-way wireless transmission digital data video link module DLB two-way wireless video data audio link module wireless video transmitter receiverTable of Contents FeatureSensitivityInterface DefinesSpecificationFAQsStill have a question?Inquiry Now+$50FeatureTDD OFDM two-way wireless video data RC control link module boardBand 800Mhz / 1.4G / 2.4G: 806~826HMz, 1428~1448MHz, 2402~2482MHzSupport FHSS FHSS Frequency-hopping spread spectrum automatic frequency hoppingBandwidth: 3MHz, 5MHz, 10MHz, 20MHz, selectableMax30Mbps@20MHzbandwidthRF transmission power: 25±2 dBmConstellation: QPSK, 16QAM, 64QAM, self-adaptionSensitivity: -106dBm(2.4GHz 1Mbps), -108dBm(1.4GHz 1Mbps), -108dBm(800MHz 1Mbps)Supports transparent IP Data transmission(2 IP network ports)Supports serial data transmission(3 X RS232 UART or TTL)Supports audio input and output with codec on boardWithout installing an external Power Amplifier, Support upto 17km LOS (UAV-to-ground) and 2km LOS (ground-to-ground)Web UI orserial uartfor managementAES128 encryption and decryptionUplink and downlink stream controlNetworking type communication: point-to-point, one point-to-many points, many points-to-one point, IP mesh networking (optional)Power consumption: &lt;4.5WDimensions: 58*64*13mmWeight:32gWorking Temp. -20℃ ~ +65℃Storage Temp. -40℃ ~ +80℃Dual antenna transmit and receive, MIMO mode of operationModulation method: QPSK/QAM16/QAM64 automatic adaptationMaximum transmission power: 25±2dBmSupport wireless link encryption and decryptionUp to 16 access nodes can be connected to one central node. SensitivityFrequency Band2.4GHz(1Mbps)1.4GHz(1Mbps)800MHz(1mbps)20Mhz Bandwidth-99dBm//10Mhz Bandwidth-102dBm-103dBm-103dBm5Mhz Bandwidth-104dBm-106dBm-106dBm3Mhz Bandwidth-106dBm-108dBm-108dBmdrone uav wireless video data RC control link module board without PA light defineUAV video bidirectional Data Radio Links wireless telemetry for drone long-range module board  

Two-way UAV Wireless Video Data RC Control Link module long-range bidirectional transceiver Transmitter-Receiver Vcan1681

Rayson Technology Co Ltd

 This is a Bluetooth Class1 module which can provide 80% wider coverage than regular class2 modules. It is based on the CSR Bluecore 4 chip set and on board RF power amplifier which can provide maximum output power up to 17dBm. Moreover, the on board antenna eliminate the need of matching circuits on the main board and therefore save the costs of production test. The module can support Bluetooth V2.1+EDR standard. With regular SPP profile, the module can support a maximum baud rate of up to 921.6Kbps at its UART interface. The AT command set allows the host to configure the module or the communication parameters, which makes the module very flexible but easy to use. Besides of the SPP profile, the module is also suitable for data communication applications such as DUN, OPP, FTP, PBAP and HID. Voice applications such as HSP and HFP are also possible by using with external voice CODEC via PCM bus. USB interface is included which can be used as a USB to wireless UART converter or firmware upgrade.

Features:    Bluetooth BC04-EXT Class1 module.   Max.17dBm (Class1) module.   Bluetooth v2.1+EDR system.   3.0V to 3.6V operation.   Interface: USB, UART &amp; PCM (for voice codec).   Integrated with 8M bits flash memory.   Integrated chip antenna.   RoHS compliant.   
Applications:    Access points.   Serial adapter.   PDAs.   GPS, POS, barcode reader.  

Bluetooth Class1 Module

HK YF Electronics

 	 Woofer: dual 5.25 Woven Kevlar cone, rubber surround, 22 oz Magnet, 1 voice coil, vented pole piece, bumped back plate 	 Midrange: 3 woven kevlar cone, rubber surround 	 Tweeter: 1 titanium dome tweeter, Ferro-fluid cooled, Neodymium magnet, Swivel 30 degrees, wide dispersion 	 Crossover: Phenolic PCB board,12dB woofer section, 12dB tweeter section, polyimide auto protective reset switch for the system 	 16AWG wire connection to woofer section 	 Gold plated terminal posts will accept 14AWG wire 	 Punch out in baffle for infrared sensor control 	 Video shielded for safe placement near TV without interference 	 Attenuation switches: +3/0/-3dB On woofer, midrange and tweeter 	 Frequency Response: 50 Hz-22 kHz 	 Sensitivity: 89dB 	 Recommended amplifier power: 10-150 Watts 	 Impedance: 4/8 Ohm  

Speaker

Spirit-On Enterprise Co Ltd

 2.4 GHz Transceiver module 
 Circuit shape by PLL with a &quot; Crystal&quot; 
 With a PA(Power Amplifier) on board 
 Long distance : 1000 ~ 1200 meters
 
   Frquency range : 2400 ~ 2482 MHz   Power supply : 3V   RX sensitivity : -&nbsp;90 dBm   RX input level : + 10 dBm   TX output power : +12 dBm   Current consumption - TX : 120 mA   Current consumption - RX : 24 mA   Current consumption -&nbsp;SLEEP :&nbsp;3.5&nbsp;uA   Data rate : 1000 bps = 1M bps    2 Pin distance : 2 mm +-0.05 mm
     Application :   Remote Control   Wireless Mouse   Home / Factory automation   Wireless security &amp; access control   Battery powered wireless devices   Wireless voice / headsets / Skype earphone and VOIP  

Transceiver RF Module Board

Asys Technology Inc.

The VB series amplifier&nbsp;comes with&nbsp;the special feature&nbsp;of 4-zone switch control and one all-call control. It features USB and SD card interface for users' convenience. The precise design and construction ensure reliable performance.

 
  Power rate: from 120W-240W. 
  With USB, SD card interface. 
 

PA Mixer Amplifier

This choke coil can be used to reduce common mode electrical noise from an electromagnetic interference. It filters out unwanted noise signals for perfect connection. It makes an exceptional component for TVs, audio equipment, telecommunication devices, electronic control boards, RF filters and other noise filters.

 
  Applicable in SMPS or EMI noise filters. 
  Low pass filter for digital amplifiers. 
  PFC filter for PDP TVs. 
  DC reactor for PCs. 
  Power transformer. 
  High-pass filter. 
 

 This choke coil can be used to reduce common mode electrical noise from an electromagnetic interference. It filters out unwanted noise signals for perfect connection. It makes an essential component for TVs, audio equipment, telecommunication devices, electronic control boards, RF filters and other noise filters. 
 
  Applicable in SMPS or EMI noise filters. 
  Low pass filter for digital amplifiers. 
  PFC filter for PDP TVs. 
  DC reactor for PCs. 
  Power transformer. 
  High-pass filter. 
 

Skideev  Industrial Company Limited

 	 Two smart speakers in a single package 	 Powered by Qualcomm&reg; AllPlay&trade; technology 	 Wi-Fi 802.11 a/b/g/n &nbsp;dual band 2R2 	 Easy to operate and to connect (WPS) 	 Perfect sound synchronization in multi-room operation 	 Party mode/ multi-room/ multi-zones 	 L/R independent mode 	 Requires usage of Android or IOS tablet/Phone &amp; AllPlay&trade; compatible App 	 Compatible with most of audio formats, including High Resolution 24 bits 192 Kbps* 	 Embeds powerful MCU running &ldquo;SLAP&rdquo; (Serial Line AllJoyn Protocol) 	 Internet radio service (Tune-in: more than 100000 radios worldwide via companion App) 	 Full Digital Amplifier 	 DSP 	 1.0 Acoustic solution (1.1 optional) 	 Key board on top 	 Display status: Wi-Fi Connected, Stand-By mode, Line-In mode, Wi-Fi mode, BT mode; Spotify mode 	 Bluetooth mode and re-streaming through Wi-Fi 	 Line-In mode (optional) 	 DLNA compatible 	 OTA upgrade software by internet of both Wi-Fi &amp; MCU 	 WPS &amp; Direct Mode (AP mode) 	 Accessories: AC adapter,4C Gift box, 1 language manual (24 pages A5) 	 Services: Spotify/ Napster/ Rhapsody - capable 	 Size: 125 (W) x 115 (D) x 170 (H) mm  

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