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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50Pcs 12V Female DC Power Socket Jack Plug Wire Connector Cable CCTV DC 5.5 x 2.1mm
$32.76Module ComponentsAdd to cartFeaturesDC 5.5 x 2.1mm.Wire Specification:0.15mm²Length:Approx. 27cmMax Current Rating:2AMax Power Rating:60WTransmission voltage:1V~38VUsage temperature:-50→~65→Material:Copper WireUse for:Led Driver/ Strip connector/ CCTV Camera.Package Included50 x 12V DC Connector Cables
EMC EMI Low Noise Pre-RF Amplifier 20dB 5MHz-5GHz RFamp002
$87.30RF amplifierAdd to cartParameter1. Power supply voltage:11V-15V DC2. Gain:greater than 20DB in the 30MHz-1GHz frequency band3. Input and output impedance:50┯4. Maximum output power:10dBm5. Input signal:-10DBm6. Bandwidth:30MHz to 3GHz (gain is different under different frequencies)Measured gain (prototype)F=5.0MHZ GAIN=13.15DBF=10.0MHZ GAIN=23.89DBF=30.0MHZ GAIN=27.06DBF=50.0MHZ GAIN=27.92DBF=500.0MHZ GAIN=24.84DBF=1.0GHZ GAIN=22.01DBF=1.5GHZ GAIN=20.72DBF=2.5GHZ GAIN=17.65DBF=3.5GHZ GAIN=10.06DBF=4.0GHZ GAIN=9.09DBF=5.0GHZ GAIN=8.90DB7. Noise figure NF (theoretical value)500MHz@ 0.6dB1GHz@ 0.7dB2GHz@ 0.7dB3GHz@ 1.1dB4GHz@ 1.6dB5GHz@ 2.1dBComparison …
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RX24 100W 30R 30RJ Metal Aluminum Case High Power Resistor Golden Metal Shell Case Heatsink Resistance Resistor
$6.55Electronic Accessories & SuppliesAdd to cartFeaturesIt has the characteristics of small size, high power and high precision.It is sealed by professional technology.It has the advantages of stronger heat resistance, higher temperature resistance, moisture resistance, high anti-vibration and explosion protection.Scope of application:Testing power supply, frequency converter, automobile LED lamp, automation equipment, audio, frequency divider, servo industry and other harsh industrial control …
5pcs SRX882 433/315MHz Superheterodyne Receiver Module Board for ASK Transmitter Module
$16.71Smart ModuleAdd to cartItem OverviewThe SRX882 is a super-heterodyne receiver module with a micropower and strong driving force in conjunction with the ASK transmitter module. It has high stability, anti-interference and high cost performance, and also has a strong driving force, which can pass ROHS, FCC, CE and other certifications. The data port can be directly connected to …
5pcs SRX882 433/315MHz Superheterodyne Receiver Module Board for ASK Transmitter ModuleRead More
13.5mm Adjustable Laser Pointer Module Holder Mount Clamp 3 Axis
$42.51Engraving Parts & AccessoriesAdd to cartDescriptionMaterial:stainless steelColor:blackMount Inner Diameter:13.5mmSize:40X60mm/1.57X2.36inch(L*H)Feature1. Stainless steel laser moudle holder2. Professional angle and height adjustable design3. Installed on the laser module,it can become a professional laser pointer or laser locator4. Can also used a as a heatsink for the laser module,extend the laser module life time5. Fit for 12mm diameter laser modulePackage included1X Laser Module Holder
Mask Scary Glow Mask LED Mask for Halloween Mask Party Masks Neon Maske Skeleto Halloween Party Decor
$17.17EL ProductsAdd to cartColor. Red / Color. Orange / Color. Yellow / Color. Blue / Color. Blue / Color. Purple / Color. White / Color. Pink / Color. Fluorescent Green / Color. Green / Color. Transparent Blue /