Category: DIY Electronic Kits
Showing 65–80 of 1202 results
10pcs DIY OTL Discrete Component Power Amplifier Kit Electronic Production Kit
$29.63DIY Electronic KitsAdd to cartDescriptionQ1 is an excitation amplifier, which gives enough driving signal to the output stage of power amplification; R1 and RP2 are the bias resistors of Q1; R3, D1 and RP3 are connected in series on Q1 collector circuit to provide bias for Q3, so that it can be in the microconduction state in static state …
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10pcs DIY Photosensitive induction Electronic Switch Module Optical Control DIY Production Training Kit
$16.07DIY Electronic KitsAdd to cartDescriptionBoard size:17 x 23mmThis kit needs the buyer to weld and install by himself. It is suitable for beginners, enthusiasts and students in welding and assembling practice.The circuit is composed of photoresistor and triode emitter follower. The voltage of the photoresistor is converted to the base electrode when the value of the resistance changes. The …
10Pcs DIY QRP Pixie CW Receiver Transmitter Kit 7.023MHz Telegraph Shortwave Radio
$91.88DIY Electronic KitsAdd to cartFeaturePower supply:9V-12V (Recommended 9V laminated battery)Antenna:50 ohm, unbalancedFrequency range:transmitter local oscillator frequency:7023kHz; receive local oscillator frequency:about 7023-7026KHzHeadphones:low-impedance headphonesTransmit power:0.8W (using a 9V power supply), 1.2W (12V power supply)Suppress spurious (harmonic):-20dBNote:This is a DIY kit, you need to have some soldering skills.Instruction:Click here to openPackage included10 x DIY QRP Pixie Kit
10pcs DIY Simple Metal Detector Metal Locator DC 3V-5V Electronic Metal Sensor Module Kit
$35.60DIY Electronic KitsAdd to cartDescriptionSupply voltage:3-5VDimensions:66 x 61MMMaximum detection range:5CMThe new board simple metal detector kit with 1.6mm double-sided fiberglass board doUses:games and entertainment, security checks, searches the body of metal products, including cell phones, etc., according to the production principle, also can be designed according to the principles of this package produce cars detection, traffic statistics, elevator floor …
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10pcs DIY SMD Component Soldering Practice Board Mini PCB Rotating LED Flash Kit
$25.96DIY Electronic KitsAdd to cartDescriptionWorking voltage:3~12VFor SMD Component Soldering Practice.Type:Quantity:PCB mark0805 SMD capacitor 0.1uF:20:C1, C20805 SMD resistor 10K ohm(103):50:R1,R14-R170805 SMD resistor 1M ohm:10:R20805 SMD resistor 330ohm-1k ohm:150:R3-R13, R18-R210805 SMD red LED:150:D1-D11, D16-D19SMD 1N4148:10:D12-D15SMDS8050(J3Y):40:Q1-Q4SMD NE555:10:U1SMD CD4017:10:U2PCB 45*50:10Package included10 x DIY SMD Component Soldering Practice Board
10Pcs DIY SMD Rotating LED SMD Components Soldering Practice Board Skill Training Kit
$53.70DIY Electronic KitsAdd to cartDescriptionWorking voltage:3~12VBoard size:90 x 60 x 1.6mmThis DIY SMD practice board suitable to improve soldering level and speed.Package included10 x SMD Components Soldering Skill Training Kit
10Pcs DIY Touch Vibration Alarm Kit Electronic Training Teaching
$34.22DIY Electronic KitsAdd to cartWorking principleThe touching vibration alarm consists of touch trigger circuit, vibration trigger circuit and alarm circuit. The 555 time base circuit U1 forms the typical monostable operating mode. The transient time is determined by the values of RP1, R2 and C2.Usually the circuit is in steady state, 555 time base circuit 3 pin output low, …
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10pcs DIY Voice Controlled Melody Light 5MM Highlight DIY LED Flash Electronic Training Kit
$22.22DIY Electronic KitsAdd to cartDescriptionCircuit functions:With the sound of music or other sounds, LED lights follow the rhythm of the sound (the speed of the sound) and flicker. After successful welding, you can feel the wonderful combination of sound and light.Working voltage:3-4.5V ( if you need a higher working voltage, please add a current limiting resistor on LED, usually …
10pcs DIY Voice Controlled Melody Light 5MM Highlight DIY LED Flash Electronic Training KitRead More
10Pcs DIY White Noise Signal Generator Kit 2 Way Signal Output
$22.32DIY Electronic KitsAdd to cartInstallation instruction:http://files.hobbyant.com/2017/18.01/SG-10-Noise-signal-generator-kit.pdfFeatureWhite noise signal commonly known as noise, similar to the noise floor of the radio. Use is very wide, such as testing and treatment of insomnia and so on!DC 12V power supply. Two-way signal outputJ1 output 1V fixed non-adjustable noise signal, big internal resistance, suitable for PRE input.JK1 output 1V continuously adjustable white noise …
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10Pcs Electronic Dice DIY Kit 5mm Red LED interesting Parts NE555 CD4017 Electronic Production Suite
$47.34DIY Electronic KitsAdd to cartDescriptionElectronic dice kit is based on the NE555 oscillator circuit and fun circuit CD4017 counter display kit. Can simulate the dice, make fun of the game.ParametersSupply voltage:4.5-5VDimensions:74 x 35mmNote:This is a DIY kit, you need to assemble it.Quantity:10 setFunctionWhen a power-up, 7 LED will randomly display a number of points, players press the switch S1,7 …
10Pcs Electronic Dice Kit with Reverse Connection Protection LED Dice DIY Electronic Parts
$42.20DIY Electronic KitsAdd to cartSpecificationPower supply voltage:DC4.5-5.0VBoard size:40 * 64mmSoldering tips1. The resistance value should correspond to the label on the board.2. Pay attention to the positive and negative poles of the LED.3. The diode 1N4007 white side is the negative side, and 1N4148 black side is the negative side. The vertical bar on the board is the negative …
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10pcs Electronic DIY Kit MQ-2 Smoke Sensor Detector Natural Gas Alarm Components Kit
$66.08DIY Electronic KitsAdd to cartDescriptionWorking voltage:DC5V-6VMain components:MQ-2 smoke sensor, LM358 integrated chipFunction:Detecting liquefied gas, propane, hydrogen, natural gas, and other combustible gases. When flammable gas is detected, the red light is on, the buzzer sounds, and the relay acts. The three are activated at the same time. The probe needs to be warmed up for 1 minute, so it …
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ULN2003 Stepper Motor Driver Board Test Module for AVR SMD
$4.36Driver ModuleAdd to cartDescriptionULN2003 is a high voltage and high current Darlington transistor array products with high current gain, high operating voltage, wide temperature range, with strong load capacity and other characteristics, adapted to the requirements of various types of the high-speed high-power drive system.Features1. Using ULN2003 high-power Darlington chip-driven stepper motor2. Increased output expansion interface.3. A, B, …
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3pcs DD40CRTA 2 in 1 Charger Module DC DC Step Down Module Converter DC 6.5-40V to 4.2V 5V Charging Board 9V 12V 24V to 4.2V Regulator
$18.54Power Supply ModuleAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.SpecificationsInput voltage 6.5-40VOutput 1:DC 4.2V/0-1A, as battery ChargerOutput 2:DC 5V/0-1A, as 40-6.5V to 5V Step down module Maximum charging current:1000mA Full charge voltage:4.2V÷2%.Led indicator‘OK’ LED is fully charged OR battery failure indicator; …
3 Pcs Sliver Aluminum Alloy Case with Cooling Fan Protective Shell Metal Enclosure fit for Raspberry Pi 4 Model B
$58.52Raspberry Pi & Orange PiAdd to cartThe Raspberry Pi is not included, you could get it here:Raspberry Pi 4 Model BDescriptionThis is a Protective case designed specifically for Raspberry Pi 4 Model BThe product is made of aluminum and it is very strong,high hardness, pressure resistance, strong metallic luster, not easy to rust,it can perfectly protect your motherboard Aluminum alloy material …
Heavy Duty Iron Boxing Punch Bag Wall Bracket Mount Hanging Stand Holder Hanger
$121.49Lab Clamp & StandAdd to cartFeature1. Heavy duty gym-quality Punch Bag wall bracket made from iron added strength and treated with nti-static spray is perfect for in and outdoor training activity!2. Reinforced iron arm protrudes 60CM from wall and can withstand heavy bags up to 800KG with ease.3. Three bolt points, attaches perfectly into brick or block walls.4. Mount this …
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20pcs DC 5V Step Up Boost Converter Voltage Regulate Power Supply Module Board with Enable ON/OFF
$72.05Boost & Buck ModuleAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.SpecificationsWorking frequency:1MHzUp to 94% Efficiency (usually is 75%-91%) Quiescent current:Turn on output 210uA,Turn off output 5uA. Operating temperature:-40~+85 →Storage temperature:-65~+150 →Size:20 x 15 x 6mmWeight:1.5g ProtectionOver current protection(OCP)Over voltage protection(OVP)Short circuit protection(SCP)Over …