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New in Open Box Enphase 50 Amp - HCS-50 Level 2 EV Charger for home or business For Sale

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New in Open Box Enphase 50 Amp - HCS-50 Level 2 EV Charger for home or business:
$549.00

New unit opened for pictures. Everything pictured will be sent save money with this open box charger free shipping to lower 48 states

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New in Box Dior Note Memo Pads Notebook With Crayon Color Pencil Set

$25.00

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New In Box ANSON PVF-30-35-11S Low Pressure Variable Vane Pump

$604.19

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S29338 SQUARE D ROTORARY HANDLE NEW IN SEALED BOXES (90 AVAILABLE)

$300.00

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Popular Tutorials

Alarms and Indicator Circuit diagrams

• Power supply failure alarm
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• A simple electronic buzzer
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Audio electronic circuits list

• Stereo Channel Selector
• Low cost intercom using transistors
• Infrared Head Phones
• Use the CD-ROM drive as a audio CD player without the computer
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• Ultrasonic pest repellent

Circuits for Cars/Motorcycles

• Charge Monitor for 12V lead acid battery.
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Computer/PC Hardware Circuits :

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• Simple Analog to Digital Converter
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Design Ideas :

• Soft ON/OFF switch

Fun/Games Circuits :

• Electronic Scoring Game
• JAM(Just A Minute) Circuit
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Signal/Sequence/Misc. Generators :

• Simple IF Signal Generator

Home/Garden related Circuits :

• Ultrasonic Pest Repeller
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Lights & LED Circuits :

• Light Flasher (blinking lights)
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• Running Message Display

Motor Circuits :

• Automatic Speed Controller for fans & Coolers
• Soft Button type Motor Direction Controller
• Super simple stepper motor controller
• Discrete component motor direction controller

Music related Circuits :

• Digital Volume Control
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< Oscillator Circuits :

• Simple variable frequency oscillator
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Power Supply (PS) Circuit diagrams :

• Negative supply from single positive supply
• Self switching Power Supply
• Ultra low drop linear voltage regulator

Radio,transmitter,receiver circuits :

• Car anti theft wireless alarm.
• Long range FM transmitter
• Remote control using VHF modules
• 40 meter Direct Conversion Receiver

Remote Control Circuit diagrams :

• Remote control using VHF modules
• Remote control using telephone
• A simple Remote control Tester
• Clap Activated Remote
• Radio Remote Control using DTMF
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Robotics related Circuits :

• Magnetic proximity sensors
• Color Sensor
• Super simple stepper motor controller

Sensors :

• Magnetic proximity sensors
• Dew sensor
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• Metal Detector
• Optical toggle switch using a single Chip

Telephone Circuit diagrams :

• Telephone Ringer using 556 dual timers
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• Having secrecy in parallel telephones
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Test & Measurement Circuits :

• High Resistance Voltmeter
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