Portfolio:

Picture	Title	Description
	Thermocouple Amplifier with Auto-Zero Offset Cancellation Auto-Zero offset cancellation 2-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: Remote Hardware Design: 50% PCB Design: 100%
	Isolated Voltage and Current Measurement for 6 Loads 3 voltage channels for 220V Isolated voltage measurement using HCPL-7840 6 current channels for 40A Isolated current measurement using CT ADC using MAX11198 (16-bit resolution, 2Msps, SPI Interface) 2-Layer PCB	Client: Russia Work Type: Remote Hardware Design: 50% PCB Design: 100%
	3-Phase Energy Meter Based on ADE7858 Voltage measurement, 3-phase AC 3 current channels for 80A Isolated current measurement using CT Isolated interfacing using ADuM140x ICs 2-Layer PCB	Client: Russia Work Type: Remote Hardware Design: 50% PCB Design: 100%
	Induction Heating, Controlled with PDM, 30KW 3-Phase AC Full-bridge Power controller with PDM	Client: Alborz Amol, Iran Work Type: On-site My Tasks: Implementation
	Single-Phase Dimmer with Zero-Crossing Synchronized PWM, Based On AVR MCU Display with 16x2 LCD	Client: Personal Work Type: Open Source My Tasks: 100%
	Battery Charger with Transformer, 40V/30A Reverse engineering	Client: India Work Type: Remote Hardware Design: 20% AVR Programming: 100%
	Power Supply for ARC Welder	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 90% PCB Design: 100%
	Induction Heating, 30KW, Mode2 3-Phase Half-Bridge Power Controller with Phase Dimmer	Client: Dirgodaz Amol, Iran Work Type: On-Site
	Induction Heating, 30KW, Mode1 3-Phase Half-Bridge Power Controller with Phase Dimmer	Client: Dirgodaz Amol, Iran Work Type: On-Site
	Induction Heating, 50KW 3-Phase Full-Bridge Power Controller with Phase Dimmer	Client: Dirgodaz Amol, Iran Work Type: On-Site
	Induction Heating, 10KW 1-Phase Half-Bridge Power Controller with Phase Dimmer	Client: Dirgodaz Amol, Iran Work Type: On-Site
	Wireless Temperature Monitoring for 3 Gas Furnaces with Graphs in LabVIEW Wireless communication using NRF24L01 module. Compatible with various thermocouple types (S, B, and K)	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 100% PCB Design: 100% AVR Programming: 100%
	Full Bridge IGBT Driver for Induction Heating, Model 2 Included PDM Generator Included IGBTs	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 25% PCB Design: 100%
	Full Bridge IGBT Driver for Induction Heating, Model 1 Included PDM Generator IGBT Gate Drive Based on HCPL-3120	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 25% PCB Design: 100%
	Half Bridge IGBT Driver for Induction Heating IGBT Gate Drive Based on HCPL-3120	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 25% PCB Design: 100%
	Full Bridge IGBT Driver for Induction Heating Based on SKYPER32R Module Based on SKYPER32R Module Used for IGBT Modules	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	Half Bridge IGBT Driver for Induction Heating Based on SKYPER32R Module Based on SKYPER32R Module Used for IGBT Module	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	Isolated Current and Voltage Measurement for Induction Heating (SMD) 3 isolated voltage channels using HCPL-7840 Inverter bus voltage measurement Coil voltage measurement Inverter current measurement using shunt Using SMD package components 2-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 30% PCB Design: 100%
	Isolated Current and Voltage Measurement for Induction Heating (THD) 3 isolated voltage channels using HCPL-7840 Inverter bus voltage measurement Coil voltage measurement Inverter current measurement using shunt Using THD package components 1-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 30% PCB Design: 100%
	Controller Board for Induction Heating Based On AVR MCU	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 50% PCB Design: 100% AVR Programming: 100%
	Multiple Power Supply for Induction Heating 1.2V to 37V Adjustable Output with LM2596 (x4) -5V Fixed Output with LM2596 +12V Isolated Output with Flyback DC-DC Converter	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	12V/5A Full-Bridge DC Motor Driver, Based on MOSFETs with Isolated Input Full-Bridge Based on MOSFETs Isolated input using HCPL-3120 3 isolated power supplies using flyback converter	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 50% PCB Design: 100%
	Single-Phase Dimmer, Based on AVR MCU ATmega32 Microcontroller External Watchdog Voltage Reference with LM336 4-20mA or 1~5V Analog Input Zero Crossing Detector Dual Isolated Power Supply for SCR Drivers SCR Gate Driver (2x) Requires external Thyristor or Triac 2-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	3-Phase Dimmer, Half-Controlled Full-Wave Rectifier, Based on AVR MCU ATmega32 Microcontroller External Watchdog Voltage Reference with LM336 4-20mA or 1~5V Analog Input Zero Crossing Detector x3 Triple Isolated Power Supply for SCR Drivers SCR Gate Driver (3x) Requires external Thyristor or Triac 1-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	AVR Training Board Exclusive for Dimmer ATmega32 Microcontroller Dual isolated power supply for SCR drivers SCR Gate Driver (2x) Requires external Thyristor or Triac Zero Crossing Detector 4~20mA Analog Input 4~20mA Analog Output 0~5V Analog Output RS232 RS485 16x2 Character LCD LED (8x) Buzzer LM35 Temp Sensor Potentiometer for ADC Button (5x)	Client: Personal Work Type: Open Source My Tasks: 100%
	3-Phase Dimmer, Half-Controlled Full-Wave Rectifier, Based on Analog 4-20mA or 1~5V Analog Input Zero Crossing Detector x3 Triple Isolated Power Supply for SCR Drivers SCR Gate Driver (3x) Requires external Thyristor or Triac 1-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site PCB Design: 100%
	Single-Phase Dimmer, Based on Analog 4-20mA or 1-5V Analog Input Zero Crossing Detector Dual Isolated Power Supply for SCR Drivers SCR Gate Driver (2x) Requires external Thyristor or Triac 1-Layer PCB	Client: Dirgodaz Amol, Iran Work Type: On-Site PCB Design: 100%
	Capacitor Package for 50KW Induction Heating For Impedance Matching	Client: Dirgodaz Amol, Iran Work Type: On-Site My Tasks: 100%
	Modified Manual Gas Valve to 4-20 mA Control with DC Motor Used for temperature controller in a gas furnace	Client: Dirgodaz Amol, Iran Work Type: On-Site Hardware Design: 80% PCB Design: 100% AVR Programming: 100%
	Humidity to 4-20mA Conversion Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature and Humidity Controller, 4 Relay Outputs, Bluetooth Computer Monitoring Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature and Humidity Controller, 4 Relay Outputs, Wireless Sensor With RF Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature and Humidity Controller, 4 Relay Outputs Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller and Gas Detector, 2 Relay Outputs, Computer Monitoring Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 2 Relay Outputs, Computer Monitoring, USB Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 2 Relay Outputs, Computer Monitoring, RS232 Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 2 Relay Outputs Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 1 Relay Output, Computer Monitoring, USB Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 1 Relay Output, Computer Monitoring, RS232 Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Temperature Controller, 1 Relay Output Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, RF, Bluetooth, 8CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, RF, FSK, 4CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, IR, 14CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, IR, 8CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, IR, 4CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Relay Remote Controller, IR, 4CH Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	1CH Relay Controller with Laser Pointer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	16CH Flashing Light with Triacs Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	USBASP Programmer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	STK200/STK300 Programmer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Digital Water Level Meter Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Digital Meter with SRF02 Ultrasonic Module Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Code Lock with RFID Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Code Lock with TelCard Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Code Lock with 4x4 Keypad Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Alarm with PIR Sensor and Dialer, 3 Zones Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Clock with DS1307 RTC, Thermometer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Calculator with TouchScreen, Thermometer with LM35 Sensor Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Tic Tac Toe Game with 64x128 GLCD Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Conference Timer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Phone Book with Dialer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Wireless Communication with RF from Computer to MCU Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Wireless Communication with RF from MCU to Computer Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Wireless Communication with RF from MCU to MCU Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	AVR Training Board Exclusive for IR Remote Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	2-Channel Servo Motor Controller, Time Scheduled Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	4-Channel Servo Motor Controller, Computer Controlled, USB Interface Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Single Stepper Motor Driver, Computer Controlled, USB Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Single Stepper Motor Driver, Computer Controlled, RS232 Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Single Stepper Motor Driver, Manually Controlled Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Line Follower Robot Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, No Feedback, Remote Controlled, Bluetooth Interface Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, Speed and Direction Controller with Computer, USB Interface Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, No Feedback, Remote Controlled, ASK RF Module Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, Speed Controller with Feedback, RS232, MATLAB Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, Manually Controlled, Driver Based on MOSFET Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	DC Motor Driver, Manually Controlled, Driver Based on L298 Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Display with 8x24 LED Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Display with 8x16 LED Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Display with 8x16 Dot Matrix Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Display with 8x8 LED, Expandable Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%
	Display with 8x8 LED Prototype Based on AVR MCU	Client: Personal Work Type: Open Source My Tasks: 100%