Electronics – Hamtech Electronics Technologies

Breadboard 830

admin — Thu, 20 Nov 2025 19:52:14 +0000

The Breadboard 830 Points is a standard solderless breadboard with 830 tie-points, including two power rails on each side and a central prototyping area. It allows easy insertion and removal of components and jumper wires for rapid prototyping and testing of circuits. Compatible with standard 2.54 mm pitch components, it is perfect for beginners and hobbyists in electronics.

Key Features

830 tie-points for flexible prototyping
Two power rails on each side (+ and –)
Solderless design for easy insertion and removal of components
Standard 2.54 mm pitch compatible with Arduino, ESP32, Raspberry Pi
Transparent or white base for easy visualization of connections

Variants

Standard 830-point breadboard (white base)
Transparent base breadboard
With or without adhesive backing

Specifications

Feature	Details
Total Tie Points	830
Power Rails	2 on each side
Pitch	2.54 mm
Material	ABS Plastic with Nickel-plated contacts
Dimensions	~82 × 56 × 9 mm
Mounting	Solderless, optional adhesive backing

Applications

Prototyping electronic circuits
Testing Arduino, ESP32, Raspberry Pi projects
IoT and sensor circuits
Robotics and embedded systems
DIY electronics and educational projects

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi GPIO pins
Standard 2.54 mm pin components and jumper wires

MCP3008 ADC

admin — Thu, 20 Nov 2025 19:52:04 +0000

The MCP3008 is a versatile 8-channel 10-bit ADC that communicates via SPI protocol. It enables microcontrollers with limited analog inputs to read multiple analog sensors such as temperature sensors, potentiometers, light sensors, and more. This module is widely used in IoT, robotics, and embedded electronics projects requiring analog data acquisition.

Key Features

8 analog input channels (CH0–CH7)
10-bit resolution (0–1023)
SPI communication interface for easy integration
Operates at 2.7V–5.5V
Low power consumption, suitable for battery-powered projects
Compatible with Arduino, ESP32, ESP8266, Raspberry Pi

Variants

MCP3008 Standard SPI ADC Module
MCP3008 with breadboard-friendly pins

Specifications

Feature	Details
ADC Channels	8
Resolution	10-bit
Interface	SPI (MISO, MOSI, SCK, CS)
Operating Voltage	2.7V – 5.5V
Sample Rate	Up to 200 ksps
Package	DIP-16 (for module)

Applications

Reading multiple analog sensors
IoT sensor data acquisition
Robotics and automation systems
Microcontroller-based measurement systems
Educational and DIY electronics projects

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi (via SPI)
Any SPI-compatible microcontroller

1N4007 Diode

admin — Thu, 20 Nov 2025 19:52:04 +0000

The 1N4007 is a silicon rectifier diode capable of handling high voltages up to 1000V and forward currents up to 1A. It is commonly used in AC-to-DC rectification, polarity protection, and general electronic circuits. Its robust design and reliability make it a staple component in both hobbyist and industrial electronics.

Key Features

High-voltage capability: up to 1000V
Forward current: 1A continuous
Low leakage current
Fast switching for rectification
Robust and reliable for general-purpose use

Variants

Standard 1N4007 Diode (axial lead)
1N4007 SMD version for PCB assembly

Specifications

Feature	Details
Maximum Repetitive Peak Reverse Voltage	1000V
Maximum RMS Voltage	700V
Maximum DC Blocking Voltage	1000V
Forward Current	1A
Forward Voltage Drop	0.7V @ 1A
Package	DO-41 Axial Lead / SMD
Operating Temperature	-65°C to +150°C

Applications

AC to DC rectification
Power supply protection
Polarity protection
Electronics DIY projects
General-purpose electronics circuits

Compatible Boards / Circuits

Arduino / ESP32 circuits (for polarity protection)
Power supply rectifier modules
Embedded electronics projects
Robotics and automation power circuits

USB Host Shield

admin — Thu, 20 Nov 2025 19:52:03 +0000

The USB Host Shield is an expansion board that plugs directly onto an Arduino or compatible microcontroller. It enables USB host functionality, allowing your microcontroller to communicate with standard USB devices. It supports a wide range of USB peripherals and is perfect for robotics, game controllers, HID devices, and data logging projects.

Key Features

Adds USB host functionality to Arduino boards
Supports USB keyboards, mice, joysticks, and game controllers
Compatible with Arduino Uno, Mega, Leonardo, and other shields
Easy plug-and-play integration
Supports USB storage devices with appropriate libraries

Variants

Standard USB Host Shield (Arduino Uno compatible)
USB Host Shield for Arduino Mega / Leonardo

Specifications

Feature	Details
Interface	USB 2.0 Host
Microcontroller Compatibility	Arduino Uno, Mega, Leonardo
Operating Voltage	5V
Communication	SPI (via Arduino pins)
Dimensions	68.6 mm × 53.3 mm

Applications

Robotics (control with USB gamepads or joysticks)
Data logging from USB devices
HID device communication (keyboard, mouse)
USB storage reading and file management
DIY electronics and IoT projects requiring USB interface

Compatible Boards / Circuits

Arduino Uno, Mega, Leonardo
ESP32 (with SPI and library support)
Any microcontroller capable of SPI communication and USB library support

Rotary Encoder

admin — Thu, 20 Nov 2025 19:52:03 +0000

The KY-040 Rotary Encoder is a digital knob used to detect rotational movement and direction. Unlike potentiometers, rotary encoders can rotate endlessly, making them perfect for adjusting parameters, navigating menus, or controlling motor speeds without limits.

It provides two out-of-phase signals (A and B), enabling microcontrollers to detect rotation direction and count steps accurately. A push-button is built into the knob, offering an additional input for selecting items or toggling functions.

Widely used in embedded systems, user-interface panels, 3D printers, audio equipment, and robotics.

Key Features

360° continuous rotation
Built-in push-button switch
Provides direction and step count
Stable mechanical detents
Ideal for menu navigation and parameter adjustments
Easy interface with Arduino, ESP32, ESP8266, Raspberry Pi

Specifications

Feature	Details
Encoder Type	Incremental mechanical
Operating Voltage	5V
Signals	A (CLK), B (DT), Switch (SW), VCC, GND
Steps per Rotation	Typically 20 steps
Push Button	Integrated, momentary
Shaft Type	Knurled metal shaft
Mounting	PCB mount module (KY-040)

Applications

Menu navigation on LCDs/TFT displays
Motor speed control
Volume control
3D printer control knobs
DIY audio equipment
Control panels and dashboards
User input for embedded devices

Compatible Boards / Systems

Arduino Uno / Nano / Mega
ESP32 / ESP8266
Raspberry Pi
STM32, MicroPython boards
Any microcontroller with digital interrupts

DC-DC BUCK MP1584 Adjustable Step Down 1584

admin — Thu, 20 Nov 2025 19:51:58 +0000

The MP1584 DC-DC Buck Converter is a high-efficiency step-down voltage regulator module that allows users to step down input voltages from 4.5V–28V to a selectable lower output voltage (0.8V–20V) with up to 3A output current. Its compact design and adjustable potentiometer make it ideal for powering Arduino, ESP32, Raspberry Pi, sensors, and other modules requiring stable voltage. The module also features overcurrent, thermal, and short-circuit protection for safe operation.

Key Features

Adjustable output voltage: 0.8V–20V
Input voltage range: 4.5V–28V DC
Maximum output current: 3A (continuous)
High efficiency: up to 96%
Compact and lightweight for DIY projects
Short-circuit, overcurrent, and thermal protection
Potentiometer for easy voltage adjustment

Variants

MP1584 Standard Buck Converter
MP1584 with pre-soldered wires for easier prototyping

Specifications

Feature	Details
Input Voltage	4.5–28V DC
Output Voltage	0.8–20V DC (adjustable)
Maximum Output Current	3A
Efficiency	Up to 96%
Protections	Overcurrent, thermal shutdown, short-circuit
Dimensions	27 × 17 × 5 mm

Applications

Arduino, ESP32, and Raspberry Pi power supply
Sensors and modules requiring adjustable voltage
DIY electronics and IoT projects
Robotics and small automation circuits
Battery-powered projects requiring stable output

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi (for peripherals)
Any low-voltage DC electronics requiring step-down regulation

MT3608 Boost

admin — Thu, 20 Nov 2025 19:51:53 +0000

The MT3608 DC-DC Boost Converter is a high-efficiency step-up voltage regulator capable of converting an input voltage of 2V–24V to an adjustable output of 5V–28V. It delivers up to 2A output current (peak) and features onboard overcurrent, over-temperature, and short-circuit protection. Compact and lightweight, this module is ideal for Arduino, ESP32, Raspberry Pi, and other microcontroller projects where higher voltage is required from a lower supply.

Key Features

Adjustable output voltage: 5–28V
Input voltage range: 2–24V DC
Maximum output current: 2A (peak)
High efficiency: up to 93%
Overcurrent, over-temperature, and short-circuit protection
Compact module with potentiometer for voltage adjustment
Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers

Variants

MT3608 Standard Boost Converter Module
MT3608 with pre-soldered wires for easy connection

Specifications

Feature	Details
Input Voltage	2–24V DC
Output Voltage	5–28V DC (adjustable)
Maximum Output Current	2A (peak)
Efficiency	Up to 93%
Protections	Overcurrent, over-temperature, short-circuit
Dimensions	40 × 17 × 10 mm

Applications

Boosting battery voltage for Arduino, ESP32, Raspberry Pi projects
Powering sensors and modules requiring higher voltage
DIY electronics, IoT, and robotics projects
LED strips and small DC devices
Portable electronics requiring stable voltage

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi (for peripherals)
Any DC project needing higher voltage

5641AS 4-digit

admin — Thu, 20 Nov 2025 19:51:52 +0000

The 5641AS 4-Digit 7-Segment Display Module features four high-contrast digits suitable for easy readability in various electronic projects. It can display numbers 0–9 and supports standard 7-segment encoding. This module is widely used in DIY electronics, Arduino, ESP32, Raspberry Pi projects, digital clocks, counters, and measurement devices. The compact design allows easy integration into PCB projects or prototyping boards.

Key Features

4-digit 7-segment display module
High-brightness LED segments
Displays numbers 0–9
Compact design for easy integration
Ideal for Arduino, ESP32, Raspberry Pi projects

Variants

5641AS Standard 4-Digit Module
5641AS with common cathode or common anode

Specifications

Feature	Details
Display Type	4-Digit 7-Segment
Segment Color	Red
Operating Voltage	3.3–5V DC
Current Consumption	~20 mA per segment
Digit Height	0.56 inch
Package	DIP 12-pin
Dimensions	50 × 20 × 12 mm

Applications

Digital clocks and timers
Counters and frequency displays
DIY voltmeters and amperemeters
Arduino, ESP32, and Raspberry Pi projects
Small IoT numeric indicators

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi (via GPIO with driver circuit)
Any microcontroller with digital I/O

MAX7219 Matrix

admin — Thu, 20 Nov 2025 19:51:52 +0000

The MAX7219 8×8 LED Matrix Module uses the MAX7219 driver IC, which enables easy control of multiple LEDs with minimal wiring. It supports chaining multiple modules together, allowing for larger displays. The module communicates using SPI protocol and is widely used in Arduino, ESP32, and Raspberry Pi projects for scrolling text, animations, numeric counters, and digital signs. Its onboard IC simplifies multiplexing and brightness control, making it perfect for DIY electronics and IoT display projects.

Key Features

8×8 LED matrix display controlled by MAX7219 IC
Supports SPI communication (DIN, CLK, CS)
Adjustable brightness levels
Chainable modules for larger displays
Compact, easy-to-use for Arduino, ESP32, and Raspberry Pi
Ideal for scrolling text, counters, and animations

Variants

Single MAX7219 8×8 Module
Chainable multiple-module packs

Specifications

Feature	Details
Display Type	8×8 LED Matrix
Driver IC	MAX7219
Interface	SPI (DIN, CLK, CS)
Operating Voltage	5V DC
Max Current	~320 mA
Dimensions	32 × 32 × 10 mm

Applications

Scrolling text displays
Digital clocks and counters
Numeric and alphanumeric displays
Arduino, ESP32, and Raspberry Pi display projects
DIY signage and electronic badges

Compatible Boards / Circuits

Arduino Uno, Mega, Nano
ESP32 / ESP8266
Raspberry Pi (via SPI)
Any microcontroller supporting SPI communication

1.3″ OLED Display Module – 128×64 Resolution (I2C/SPI Interface)

admin — Thu, 20 Nov 2025 19:51:47 +0000

The 1.3-inch OLED Display Module (128×64 resolution) is a crisp, bright, and power-efficient screen designed for microcontroller projects that require clear graphical output in a compact footprint. Unlike LCDs, OLEDs offer deep contrast, wide visibility angles, and require no backlight — giving you excellent clarity even in low-light environments.

This module supports both I2C and SPI, making it extremely flexible when integrating with ESP32, Arduino, Raspberry Pi, STM32, or any other microcontroller. Its SSD1306 or SH1106 driver (depending on version) is widely supported by popular libraries, letting you draw text, icons, animations, sensor readings, gauges, and UI elements with ease.

Ideal for smart meters, IoT dashboards, portable devices, wearables, and menu-driven interfaces.

Key Features

1.3″ active OLED screen
128×64 pixel resolution
Ultra-high contrast & wide viewing angle
I2C & SPI communication support
Very low power consumption
Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, STM32
No backlight required
Long display lifespan

Applications

IoT dashboards
Sensor readout screens
Portable handheld devices
Battery-powered wearables
Smart meters and instrumentation
Mini user interface systems