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Quectel EC200U 4G LTE USB Modem for Raspberry Pi and Industrial IOT Applications
Quectel EC200U 4G LTE USB Modem is an industrial-grade communication module designed for Raspberry Pi and IoT applications. Supporting LTE Cat 1 (FDD/TDD), GSM/GPRS, and a wide range of protocols, it enables high-speed data and SMS communication across various operating systems. With a self-powered USB 2.0 interface, built-in antenna, and compact form factor, it is ideal for embedded and space-constrained environments requiring reliable mobile connectivity.
Features:
- Supports LTE-FDD, LTE-TDD, GSM/GPRS for data and SMS communication
- USB-powered with Micro USB interface for plug-and-play operation
- High-speed USB 2.0 interface up to 480 Mbps
- Inbuilt GL Maxgain 4G antenna for enhanced signal strength
- Compatible with Windows, Linux, Android, and Raspberry Pi
Attributes:
- Network Bands: LTE Cat 1 (FDD/TDD)
- Operating Voltage: 5V USB
- Protocols Supported: MQTT, HTTP, HTTPS, FTP, TCP, UDP, SSL
- Form Factor: Compact design with onboard SIM slot
- Indicators: 3 LEDs for Power, Network, and Status
Dissolved Oxygen Level Sensor for Arduino
This Dissolved Oxygen Level Sensor for Arduino, developed by Graylogix, is designed to measure oxygen concentration in water for applications such as aquaculture, environmental analysis, and water quality monitoring. It is compatible with popular development boards including Arduino, ESP8266, ESP32, STM32, and Raspberry Pi, making it ideal for integration into custom electronics projects.
Features:
- Measures dissolved oxygen from 0 to 20.0 ppm with 0.1 ppm resolution
- High accuracy of ±0.2 ppm to ±1 count ensures reliable data
- Compatible with Arduino, ESP8266, ESP32, STM32, Raspberry Pi
- Includes signal converter board and DO electrode
- Ideal for aquaculture, labs, and environmental fieldwork
Attributes:
- Sensor Type: Amperometric Gold/Silver Membrane
- Output: PCB Analog Signal
- Power Supply: 9V Battery Operated
- Includes: DO Electrode, Converter Board, 4 Membranes, KCl Crystals
- Use Case: Water Quality and DO Monitoring
TOP8051 Programmer
The TOP8051 Programmer is a USB-based programmer specifically designed for 8051 series microcontrollers. It offers seamless compatibility with AT89 and SST89 families and supports multiple EEPROM devices. Self-powered via USB, this programmer is ideal for use in industrial automation and embedded systems development. Compatible with Windows XP, Windows 7, and Windows 10, it provides a straightforward setup and reliable performance for professional programming needs.
Features:
- Supports a wide range of 8051 microcontrollers and serial EEPROMs
- USB-powered—no external power supply required
- Compatible with XP, Win 7, and Win 10 operating systems
- Quick installation with included drivers and software
- Industrial-grade stability for batch programming applications
Attributes:
- Product Type: USB Microcontroller Programmer
- Compatible IC Families: AT89, SST89, AT24, AT93
- Primary Use: Programming 8051 Series ICs
- Connectivity: USB interface, self-powered
- System Compatibility: Windows XP, 7, and 10
