Category: DIY Electronic Kits
Showing 81–96 of 1202 results
10pcs Electronic DIY Kit MQ-3 Sensor Alcohol Detector Tester Alarm System Components Suite
$71.27DIY Electronic KitsAdd to cartModule functionAlcohol concentration alarm, when the ambient alcohol gas solubility exceeds the set threshold, the buzzer will alarm, the red light will be on, and the relay will act. This circuit is mainly an alarm control circuit composed of the gas-sensing sensor group MQ-3. When there is alcohol vapor in the environment where the sensor …
10pcs Electronic DIY Kit MQ-3 Sensor Alcohol Detector Tester Alarm System Components SuiteRead More
10pcs Electronic DIY LED Dimming Lights Series and Parallel Circuit Technology Small Production Kit
$29.32DIY Electronic KitsAdd to cartDescriptionThe purpose of the experiment1. Understand and recognize the light-emitting diodes and illuminate the light-emitting diodes (LEDs);2. Understand the role of understanding resistance, series and parallel resistance;3. Understand the self-locking switch;4. Understand and recognize adjustable resistors and use adjustable resistors;Experimental stepsStep 1:The long leg of the light-emitting diode (LED) is the positive pole, and the …
10Pcs Electronic Parts Component Resistor Switch Button Kit
$85.81DIY Electronic KitsAdd to cartFeature Quantity:10 set Many kinds of electronic components for , it’s a good kit for learning. 1Set Package included 30 x 100Ω Resistors 30 x 1 kΩ Resistors 30 x 4.7 kΩ Resistors 30 x 10 kΩ Resistors 30 x 47 kΩ Resistors 30 x 100 kΩ Resistors 30 x 1 MΩ Resistors 2 x …
10Pcs Electronic Parts Component Resistor Switch Button KitRead More
10pcs EQKIT AMP-1 TDA2822M Power Amplifier Amplify Module DIY Kit Electronic Production for Diy Kit Electronic PCB Board Module
$82.12DIY Electronic KitsAdd to cartDescriptionPackage Name:TDA2822M AmplifierKit Model:AMP-1Working voltage:DC4.5-9VPCB size:51*36mmSpeaker Size:50mmSpeaker Power:0.25WAMP-1 amplifier using TDA2822M acts as amplifier chip, this chip is STMicroelectronics (ST) developed dual-channel monolithic power amplifier IC, usually in the pocket cassette player (WALKMAN), tape recorders and multimedia speaker in for the audio amplifier. Has a simple circuit, good sound quality, wide voltage range and other …
10pcs EQKIT Electronic Funny Kits Voice Control LED Melody Light DIY Kits Production Suite Small Electronic Learning Electronic Kits
$20.48DIY Electronic KitsAdd to cartDescriptionVoltage:3-4 .5 VPCB material:FR-4 fiberglass boardDimensions:34 * 34MMPackage included10 x Voice Control LED Melody Light DIY Kits
10pcs EQKIT OTL-1 Power Amplifier Circuit DIY Kit High Sensitivity OTL Discrete Component Amplifier Kit
$34.47DIY Electronic KitsAdd to cartDescriptionThis is a kit parts. You should solder it by yourself.This circuit belongs to the OTL circuit teaching model, its maximum power is only 1W, driven by two complementary transistors S8550 and S8050.It can be used for exercise welding techniques, understanding the triode complementary OTL output type and how to adjust the static operating point, …
10pcs EQKIT TDL-555 Touch Delay LED Light DIY Kit Touch Delay Lamp Electronic Parts Production Kit DC 5V 3s to 130s Adjustable
$18.78DIY Electronic KitsAdd to cartFunction1. Connect Power,Red LED ON2. Touch and then start to delay and Red LED OFF and 5pcs White LED ON at the same time3. Red LED ON and White LED OFF after delay4. Delay can be adjust by potentiometer for 3-130 secondPackage included10 x EQKIT® TDL-555 Touch Delay LED Light DIY Kit
10pcs EQKIT Voice Sound Activated LED Switch Clapper Control DIY Kit Suite
$23.09DIY Electronic KitsAdd to cartDescriptionBrand:EQKITKit Name:Clap Switch KitKit Model:PSK-1Working voltage:4.5-5VPCB size:28 * 49mmWorking principleQ1 and Q2 form a two-level audio amplifier circuit. The audio signal received by MK1 is coupled to the base of Q1 via C1. After amplification, the collector is directly fed to the base of Q2. A negative square wave is obtained at the collector of …
10pcs EQKIT Voice Sound Activated LED Switch Clapper Control DIY Kit SuiteRead More
10Pcs FM Transmitter Kit RF-02 Wireless Microphone Parts MP3 Repeater Micro Transmitter
$51.68DIY Electronic KitsAdd to cartFeaturePackage name:FM TransmitterKit model:RF-02Working voltage:DC3-6VWorking current:5-15mATransmission frequency:88-108MHzLaunch distance:5-50 meters (Affected by the level of production and the use of the environment)PCB size:53 * 40mmAntenna:300mm soft antennaAssembly instructions:electronic version (Click here to open)Frequency stability:Better (relative to RF-01 model)Sensitivity:Microphone 0.5 meters range of normal speech can be receivedSound quality:Better (relative to RF-01 model)Package weight:15gMIC and audio input …
10Pcs FM Transmitter Kit RF-02 Wireless Microphone Parts MP3 Repeater Micro TransmitterRead More
10Pcs FM Transmitter Kit RF-02 Wireless Microphone Parts MP3 Repeater Micro Transmitter with Antenna
$32.31DIY Electronic KitsAdd to cartFeaturePackage name:FM TransmitterKit model:RF-02Working voltage:DC3-6VWorking current:5-15mATransmission frequency:88-108MHzLaunch distance:5-50 meters (Affected by the level of production and the use of the environment)PCB size:53 * 40mmAntenna:300mm soft antennaAssembly instructions:electronic version (Click here to open)Frequency stability:Better (relative to RF-01 model)Sensitivity:Microphone 0.5 meters range of normal speech can be receivedSound quality:Better (relative to RF-01 model)Package weight:15gMIC and audio input …
10pcs Geekcreit Blue 3D Mini SMD PCB Stereo Christmas Tree DIY Music Kit
$45.51DIY Electronic KitsAdd to cartDescriptionThis is a simple mini Christmas tree DIY kit. Three different PCBs are combined into a 3D stereo Christmas tree model. A variety of different colors can be selected. It can be powered by a button battery and can be free from the power supply. Built-in 7 LED gradient modes plus 7 different Christmas melody.Manual:Click …
10pcs Geekcreit Blue 3D Mini SMD PCB Stereo Christmas Tree DIY Music KitRead More
10pcs Geekcreit Colorful 3D Mini SMD PCB Stereo Christmas Tree DIY Music Kit
$45.51DIY Electronic KitsAdd to cartDescriptionThis is a simple mini Christmas tree DIY kit. Three different PCBs are combined into a 3D stereo Christmas tree model. A variety of different colors can be selected. It can be powered by a button battery and can be free from the power supply. Built-in 7 LED gradient modes plus 7 different Christmas melody.Manual:Click …
10pcs Geekcreit Colorful 3D Mini SMD PCB Stereo Christmas Tree DIY Music KitRead More
10pcs Geekcreit Red Halloween Horror Pumpkin Head Mummy Ghost Screaming DIY LED Flash Kit
$49.92DIY Electronic KitsAdd to cartDescriptionThis DIY kit is designed as two Halloween cartoon characters:pumpkin head and mummies, plus two mummy LED eyes that will gradually glow, increasing the festive on Halloween. When the button is pressed, the horn will automatically play the horrible ghost sound. After the sound stops, the LED will automatically switch to the LED breathing gradient …
10pcs Geekcreit Red Halloween Horror Pumpkin Head Mummy Ghost Screaming DIY LED Flash KitRead More
10pcs Geekcreit White 3D Mini SMD PCB Stereo Christmas Tree DIY Music Kit
$45.51DIY Electronic KitsAdd to cartDescriptionThis is a simple mini Christmas tree DIY kit. Three different PCBs are combined into a 3D stereo Christmas tree model. A variety of different colors can be selected. It can be powered by a button battery and can be free from the power supply. Built-in 7 LED gradient modes plus 7 different Christmas melody.Manual:Click …
10pcs Geekcreit White 3D Mini SMD PCB Stereo Christmas Tree DIY Music KitRead More
10pcs Geekcreit Yellow 3D Mini SMD PCB Stereo Christmas Tree DIY Music Kit
$45.51DIY Electronic KitsAdd to cartDescriptionThis is a simple mini Christmas tree DIY kit. Three different PCBs are combined into a 3D stereo Christmas tree model. A variety of different colors can be selected. It can be powered by a button battery and can be free from the power supply. Built-in 7 LED gradient modes plus 7 different Christmas melody.Manual:Click …
10pcs Geekcreit Yellow 3D Mini SMD PCB Stereo Christmas Tree DIY Music KitRead More
10pcs Geekcreit Yellow Halloween Horror Pumpkin Head Mummy Ghost Screaming DIY LED Flash Kit
$49.92DIY Electronic KitsAdd to cartDescriptionThis DIY kit is designed as two Halloween cartoon characters:pumpkin head and mummies, plus two mummy LED eyes that will gradually glow, increasing the festive on Halloween. When the button is pressed, the horn will automatically play the horrible ghost sound. After the sound stops, the LED will automatically switch to the LED breathing gradient …
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5pcs ESP-32S Matching Adapter Board WIFI bluetooth Module ESP-WROOM-32 Module for DIP
$9.84Smart ModuleAdd to cartFeaturesESP-32S supporting adapter board, 2.54mm pitch, lead RESET and IO 0 port, can be inserted into the breadboard, use DuPont wire leads, etc., to facilitate development and debugging.Package Included5 x ESP-32S Matching Adapter Board
5 Channel Flame Sensor Module Analog Dgital Dual Output Fire Extinguishing Robot Flame Alarm System Module
$13.11Sensor & Detector ModuleAdd to cartFeatures1.Using a five-way flame sensor design, the detection range is wide (the detection range of a common single flame sensor is about 30°, and the range is gradually reduced as the distance increases, the detection range of this product is greater than 120°)2.Can output digital signals (high and low level), easy to use3. can output …
600W Mini 2CH HiFi Digital Audio Stereo Amplifier Bass bluetooth FM Radio Amplifiering Equipment
$109.34Switch AccessoriesAdd to cartSpecificationsColor:BlueType:Support bluetoothInput voltage:220V-240V 50/60Hz 12V(in car)Plug:US plugRated power:80W+80WPeak power:300W+300WChannel:2 CHLoad impedance:4-16ΩSNR:>90 dbFM frequency:88-108MHzDistoration rate:0.05%Frequency:20Hz-20KHz(±3dB)Total harmonic distortion:less than 0.5% (normal operating conditions)Signal input sensitivity:200MV (±30MV)MIC input sensitivity:9mV (±2mV)Record level output:1VAuxiliary output level:1VSensitivity:0.25mV-220mVRC power supply:CR2052 battery(built-in)Features-Mini HIFI digital bluetooth audio power amplifier.-SD Card, U disk, MP3 format play, support bluetooth wireless connection.-Supports FM stereo radio.-Two microphone input …