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  • 0-28V 0.01-2A Adjustable DC Regulated Power Supply Module DIY Kit Short Circuit Current Limiting Protection
  • 0-28v 0.01-2a Adjustable Dc Regulated Power Supply Module Diy Kit Short Circuit Current Limiting Pro...
    SKU: 1060253

    Feature: Input voltage: 24V AC or 30V DC  Output voltage: 0 to 28V  adjustable Output current: 0.01A - 2A adjustable Fast rotary encoder: 0.5V, 0.05A Slow rotary encoder: 0.1V, 0.01A Note: 1. The power supply kit can be used as a constant current power supply output voltage. 2. current value can be preset. Current can be pre-set maximum current value in the circuit When turned on in order to avoid damage. 3. A temperature fault fan control switch is t...

  • $28.24

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  • 0-30V 2mA - 3A Adjustable DC Regulated Power Supply Module DIY Kit
  • 0-30v 2ma - 3a Adjustable Dc Regulated Power Supply Module Diy Kit
    SKU: 958308

    Description: This circuit voltage can be from 0 v, output current can be ma from 2 to 3 a continuously adjustable, set the output current, if the experiment circuit exceeds the current (including short circuit), the circuit protection immediately, not cause danger such as burning device, it is electronic manufacture's right-hand man. Like making all kinds of audio circuit friend, often due to the different working voltage and circuit have a headache, this circuit can also two series into...

  • $10.96

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  • 1-30Mhz LED VSWR DIY Manual Antenna Tuner Kit For HAM RADIO * CW QRP Q9 BNC Interface
  • 1-30mhz Led Vswr Diy Manual Antenna Tuner Kit For Ham Radio * Cw Qrp Q9 Bnc Interface
    SKU: 1253567

    Description: This kit welding, making easy to understand, easier to learn, easy to use. Comes with standing instructions, Q9 type interface (such as the need to own M-type interface), using T-topology networks, QRP facilitate communication with low-power transceivers (shoes, frogs, octopus, etc.) used to make transceiver and antenna effective match to meet your emission requirements, ensure efficient communication transceivers. Features: Days when exposed to tune straight power:

  • $18.81

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  • 10Pcs 3-12V GSM Mobile Phone Signal Flashlight DIY Kit Electronic Circuit Training Suite
  • 10pcs 3-12v Gsm Mobile Phone Signal Flashlight Diy Kit Electronic Circuit Training Suite
    SKU: 1181803

    Instructions phone calls lights: Phone calls phone calls lights kit can be used to sense the GSM signal display, sensing distance up to 1 m, is a very interesting DIY module. Electrical characteristics: Supply voltage: 3 to 12V Sensing distance: about 1 m PCB board size: 2.2cm * 2.8cm Scope: GSM mobile phone signal, for CDMA phones are useless Note: This is a DIY kit, you need to assemble it. The circuit theory: The main circuit is amplified antenna sensor signal circuit and circuit. Sensin...

  • $22.37

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  • 10Pcs Arc Ignition Lighter DC3-5V 3A DIY High Pressure Electronic Lighter Kit
  • 10pcs Arc Ignition Lighter Dc3-5v 3a Diy High Pressure Electronic Lighter Kit
    SKU: 1241937

    How it light: Feature:   Name: HV-1 high-pressure igniter (DIY kit, you need to assemble it) Input voltage: DC3-5V Input current: 3A Operating current: no less than 2.5A Working mode: self-excited oscillation boost Working frequency: about 20KHz Continuous working time: 10 seconds Arc length: about 5 mm Size: 71 x 18 x 12mm (L x W x H) Ignition switch: yes Weight: 15 g   Package includes:   10 x Arc Ignition Lighter Kit After assemble, for re...

  • $29.73

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  • 10pcs DIY 5V 2A Voltage Regulator Junction Box Solar Panel Charger Special Kit For Electronic Production
  • 10pcs Diy 5v 2a Voltage Regulator Junction Box Solar Panel Charger Special Kit For Electronic Produc...
    SKU: 1346501

    Feature:   Solar charger regulator dedicated USB DIY junction box Energy saving, high conversion efficiency Suitable for electronic production, solar charger regulator   Specifications:   Product name: Plastic Case Material: Plastic Color: Black Size: Approx. 4x3.3x1cm/1.57"x1.29"x0.39" Output voltage: 5V Input voltage: 6-20V Output current: 2A Operating temperature:  -40℃ to +85℃   Package Included: 10 x Module 10 x Plastic Case 40 x Screws (N...

  • $22.37

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  • 10Pcs DIY D880 Transistor Series Power Supply Regulator Module Board Kit
  • 10pcs Diy D880 Transistor Series Power Supply Regulator Module Board Kit
    SKU: 1237229

    Note: This is a DIY kit, you need to assemble it, no instruction supply. Sepecification:   Input voltage: AC 12-17V (No direction) Output voltage: DC 8-14V (adjustable) Output current: 500mA Board size: 4.9 * 3.5cm Quantity: 10pcs   Package includes:   1 x PCB board 2 x 9013 transistor 1 x D880 transistor 1 x 15 * 10 * 20mm heatsink 1 x M3 * 6 screws 2 x 3.96-2P pillars 4 x 1N4007 diode 1 x 0.5W 6.8V Zener diode 1 x 1000UF50V electrolytic capacitor 1 ...

  • $22.28

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  • 10Pcs DIY Electronic Hourglass Kit Interesting Learning Kit MCU LED Lights Spare Parts
  • 10pcs Diy Electronic Hourglass Kit Interesting Learning Kit Mcu Led Lights Spare Parts
    SKU: 1263753

    Introduction:   Using light-emitting diodes as sand, simulate the movement of the hourglass. Electronic hourglass will be like a real hourglass, the upper part of the sand (light emitting diode) down one by one, the lower part of sand piled up one by one. After the drain is completed, click the switch will be restarted, then repeat the movement. The jog switch can adjusts the hourglass speed, max. 28 LEDs lit at the same time Can be used as decorative night light, power consumption le...

  • $36.76
    $36.12 1.74% Discount

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  • 10Pcs DIY Light Operated Switch Kit Light Control Switch With Photosensitive DC 5-6V
  • 10pcs Diy Light Operated Switch Kit Light Control Switch With Photosensitive Dc 5-6v
    SKU: 1144732

    Description: OPS-1 light control switch has two trigger modes and two output modes: 1). Set trigger mode by JMP1: Light trigger mode (1-3): When the photosensitive resistance induction to the outside light from the matt to light or light gradually increased, the relay pull. Dark trigger mode (2-4): When the photosensitive resistance induction to the outside light from the light to the matt or light gradually weakened, the relay pull. 2). Set output mode by JMP2: Relay passive output and triode-...

  • $28.31

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  • 10Pcs DIY LM3915 Audio Level Indicator Electronic Production Suite Kit
  • 10pcs Diy Lm3915 Audio Level Indicator Electronic Production Suite Kit
    SKU: 1122868

    Description: LM3915 audio level indicator kit (presented two connecting lines) Power supply voltage: DC 9V - 12V PCB Size: 62mm x 27mm Two kinds of instruction modes: strip instructions and fire point-like instructions Lights provide both vertical and horizontal rows of installation HAL treated pad Parameters are printed directly on the PCB components, without reference to the circuit diagram of the situation can be welded directly, very convenient. HAL treatment pads, solder joints ...

  • $27.73

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  • 10Pcs DIY M590E GSM GPRS Communication Module Kit Dual Band 900/1800MHZ 85.6 Kbit/s For
  • 10pcs Diy M590e Gsm Gprs Communication Module Kit Dual Band 900/1800mhz 85.6 Kbit/s For
    SKU: 1167878

    Features: 1. This module is a standard AT instruction set 2. Support 900M-1800M, GSM frequency band 3. Can be connected: MCU for TTL 4. GPRS class 10: Max. 85.6 Kbit/s (DL) 5. Coding scheme CS1~CS4 6. Mobile station class B 7. CSD/USSD 8. SMS: TEXT/PDU Specifications: 1. Dual-band: 900/1800 MHZ 2. GPRS multi-slot Class 10 3. Compliant to GSM phase 2/2+ 4. Class 4(2 W)@900 MHz 5. Class 1(1 W)@1800 MHz 6. RX sensitivity: -107 dBm 7. 3GPP Release99 compliant 8. Control via ...

  • $32.37

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  • 10Pcs DIY QRP Pixie CW Receiver Transmitter Kit 7.023MHz Telegraph Shortwave Radio
  • 10pcs Diy Qrp Pixie Cw Receiver Transmitter Kit 7.023mhz Telegraph Shortwave Radio
    SKU: 1146528

    Feature: Power supply: 9V-12V (Recommended 9V laminated battery) Antenna: 50 ohm, unbalanced Frequency range: transmitter local oscillator frequency: 7023kHz; receive local oscillator frequency: about 7023-7026KHz Headphones: low-impedance headphones Transmit power: 0.8W (using a 9V power supply), 1.2W (12V power supply) Suppress spurious (harmonic):-20dB Note: This is a DIY kit, you need to have some soldering skills. Package included: 10 x DIY QRP Pixie Kit

  • $56.16
    $53.92 3.99% Discount

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  • 10Pcs Electronic Dice DIY Kit 5mm Red LED Interesting Parts NE555 CD4017 Electronic Production Suite
  • 10pcs Electronic Dice Diy Kit 5mm Red Led Interesting Parts Ne555 Cd4017 Electronic Production Suite
    SKU: 1181898

    Description: Electronic 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. Parameters: Supply voltage: 4.5-5V Dimensions: 74 x 35mm Note: This is a DIY kit, you need to assemble it. Quantity: 10 set Function: When a power-up, 7 LED will randomly display a number of points, players press the switch S1,7 all lit LED only after about 7 seconds LED light starts blinking, until finally showed stable points. T...

  • $30.06

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  • 10Pcs Electronic Parts Component Resistor Switch Button Kit
  • 10pcs Electronic Parts Component Resistor Switch Button Kit
    SKU: 1137468

    Feature: 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 3pin 15mm B10k Rotary Potentiometer 2 x 3pin 15mm B100k Rotary Potentiometer 3 x Red 5mm LED 3 x Yellow 5mm LED 3 x Green 5mm LED 3 x White 5mm LED 3 x 4pin 12x12mm Tactile Switch 9 x 12x12mm Ro...

  • $52.96
    $51.34 3.06% Discount

    You save: $1.62

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  • 10Pcs FM Transmitter Kit RF-02 Wireless Microphone Parts MP3 Repeater Micro Transmitter With Antenna
  • 10pcs Fm Transmitter Kit Rf-02 Wireless Microphone Parts Mp3 Repeater Micro Transmitter With Antenna
    SKU: 1204859

    Feature:

    Package name: FM Transmitter
    Kit model: RF-02
    Working voltage: DC3-6V
    Working current: 5-15mA
    Transmission frequency: 88-108MHz
    Launch distance: 5-50 meters (Affected by the level of production and the use of the environment)
    PCB size: 53 * 40mm
    Antenna: 300mm soft antenna

    Frequency stability: Better (relative to RF-01 model)
    Sensitivity: Microphone 0.5 meters range of normal speech can be received
    Sound quality: Better ...

  • $21.34

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  • 10Pcs GSM Mobile Phone Signal Flash LED Detection Kit Radiation Power Supply DIY Kit NO Need Power ICSK032A
  • 10pcs Gsm Mobile Phone Signal Flash Led Detection Kit Radiation Power Supply Diy Kit No Need Power I...
    SKU: 1177861

    Feature: Moistureproof prevent seepage material, durable. The appearance of new, more suitable for your DIY No need power, flashing light Range of application: Electronic DIY Cell phone radiation detection Specification: Working voltage: without power supply PCB size: 23 x 18 mm Scope of application: mobile GSM mobile phone signal, for PHS, fixed and telecom CDMA mobile phone is no effect Applicable time: call or conversation Method of use: Place the DIY module on the button below, as sho...

  • $19.07

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  • 10Pcs Inverter Boost High Pressure Generator Arc Ignition Lighter Coil Module Electronic DIY Production Kit
  • 10pcs Inverter Boost High Pressure Generator Arc Ignition Lighter Coil Module Electronic Diy Product...
    SKU: 1231590

    Note: This is a DIY kit, you need to assmble it, easy to install, no instruction supply. Use:   High school science experiments, electronic equipment, negative ion generator, small scientific production.  This circuit produces a stable high-frequency arc work, the temperature is very high, can easily ignite combustible material, it was called a plasma lighter   Parameter:   10KV transformer outer dimensions is about: 20 x 17 x 16mm Input voltage: DC 3.7V-7.2V (limit 8.4v...

  • $36.34
    $35.78 1.54% Discount

    You save: $0.56

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  • 10pcs LM3915 Level Indicator Kit DC9V-12V DIY Electronic Production Module Kit
  • 10pcs Lm3915 Level Indicator Kit Dc9v-12v Diy Electronic Production Module Kit
    SKU: 1306658

    Feature:   Model: AUL-10 Supply voltage: DC9V-12V Audio input:0~1.5Vrms PCB size: 66 x 28mm (L x W) Light row size: 62.5 x 5 x 10.7mm (L x W x H) Two indication modes: bar indication and fire spot indication (Realized by MOD short-circuit point) Lamp row offers two kinds of vertical and horizontal installation Tin-treated solder pads Note: Before power on, please confirm the polarity of the power supply is correct (based on the polarity marked on the PCB board)   Pack...

  • $27.43

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  • 10Pcs MAX7219 Dot Matrix Module DIY Kit 5V 8*8 SCM Control Board For Arduino
  • 10pcs Max7219 Dot Matrix Module Diy Kit 5v 8*8 Scm Control Board For Arduino
    SKU: 1180464

    Descriptions:  The MAX7219 is an integrated serial input / output common-cathode display driver that connects a microprocessor with an 8-digit 7-segment digital LED display or a bar graph display or 64 independent LEDs. Which includes an on-chip B-type BCD encoder, multi-scan circuit, segment word drive, but also has a 8 * 8 static RAM used to store each data. Only one external register is used to set the segment current for each LED. A convenient four-wire serial interface can be connec...

  • $29.69

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  • 10Pcs RF-01 DIY Wireless Microphone Parts 5mA 70MHz FM Transmitter Production Kit With Antenna
  • 10pcs Rf-01 Diy Wireless Microphone Parts 5ma 70mhz Fm Transmitter Production Kit With Antenna
    SKU: 1195524

    Note:

    The transmitter frequency of the lowest 70MHz.
    Adjust L1 to adjust the firing frequency.
    When you have finished soldering, you can use do a little adjustment to receive the ordinary radio.
    This is a DIY kit, you need to assembly it.


    Tips:

    Due to the circuit of this kit is simple, the emission frequency is greatly affected by the environment, touch or close to the circuit board, antenna or shell may lead to changes in the frequency of tr...

  • $19.01

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