Reviews Aprs Module

Retevis RT3S Dual Band DMR Radio, Digital Analog 2 Way Radio with GPS APRS, 3000Ch 10000 Contacts 2000mAh, Long Range Handheld Walkie Talkie for Traveling Hiking (Black 1 Pack)

  • support digital and analog modes to ensure communication smooth in different needs.
  • Digital two way radio with 3000 channels 10000 contacts and 250 group call.
  • support you more options for communication.
  • provides real-time location information and complete tracking feedback.
  • 2000 mAh lithium battery enable it normal use for 16 hours.
  • Dual time slot for point to point supports two group calls in one channel under direct model.
  • allows you to record enough important calls and listen to each call repeatedly.
  • and the keyboard can meet almost all settings all functions can be edit by the keyboard.
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HiLetgo 2pcs HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module for Arduino

  • The factory setting is slave mode, but you can set this module to master mode so that you might be able to connect to other Bluetooth 2.0 devices.HC-05 Wireless BT Module.
  • HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your Arduino project, and then you can use your android phone to control some gadgets, such as: switch, LED..
  • Master and Slave 2-IN-1 HC 05 Module:Working Voltage 3.6V to 6V , Default baud rate:9600,Default pin:1234.
  • Button: Press the button, the module enter the AT mode. AT commands are executed only in AT mode..
  • 6 PIN Dopunt Cable : with this Dupont Cable, you can easily connect this HC-05 Bluetooth module to your Arduino Board.
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Yaesu Original FT-2DR 144/430 Dual Band Digital/Analog C4FM/FM Handheld Amateur Transceiver

  • System Fusion Compatible. C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional FM. FM friendly digital operation with AMS (Automatic Mode Select).
  • Easy Operation with 43 x 43 mm Large Touch Panel Display. 700 mW Loud and Clear Voice Technology. Snapshot Image Data Display with LCD display.
  • Built-in High Sensitivity 66ch GPS with antenna. Smart Navigation. Snapshot Function and Transmitting Image Data.
  • Digital Group Monitor. 1200 bps / 9600 bps APRS Function. V/V, U/U, V/U Dual Watch and C4FM Digital/C4FM Digital Dual Monitor.
  • Wide Band Receive Capability 0.5 - 999MHz (A Band),180-580MHz (B Band). AF DUAL Monitor. Equipped with microSD Card Slot. GPS Logger records, Cellular band blockedDescriptionGreat for 2M/440 VHF & UHF Amateur Bands!.
  • Features C4FM FDMA Digital Capability with Auto Mode Select, Built in GPS with Recording/logging functions, Hi Res TouchScreen Display, Wide Receive including HF & more!.
  • Includes LiOn Battery And Charger. Compatible with The following Yaesu Optional accessories:.
  • Mh-85A11U Camera Mic, CD-41, CT-44, MH-34B4B,FBA-39, SSM-63A Headset,B012E5UIQ4 PC Programming Software & Cable Set ..
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2pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino Uno R3 Mega 2560 Nano Raspberry Pi 3 Smart Robotics Projects

  • HC-SR04 Ultrasonic Sensor Distance Module:using IO trigger for at least 10us high level signal..
  • The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back..
  • If the signal back,through high level,time of high output IO duration is the time from sending ultrasonic to returning.Test distance = (high level time velocity of sound (340M/S)/2..
  • Resolution:0.3 cm,Module precision:blind spots (2cm)-SUPER CLOSE..
  • The module performance is stable,measure distance accurately.SRF05,SRF02 ultrasonic ranging module comparable.This module is compatible with GH-311 anti-theft module..
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MEGA 2560 Starter Kit Ultra (100% Arduino IDE Compatible) w/ Battery Holder, Sensors, Modules, Resistor kit and Components (no Supply)

  • -Arduino MEGA R3 (generic high quality) + USB cable -6xAA Battery holder (9VDC) -WiFi ESP8266 module -Model Bluetooth Master / Slave HC-05 -Box with plastic cells (organizer of components) -Shield for prototypes + Mini-Breadboard -Large Breadboard (830 points ) -Dupont Cables 10 * Female-Female + 10 * Male-Female + 10 Male-Male -Cable Jumper for breadboard -6 Push Buttons with multicolored caps -Joystick Module type PS2.
  • -RC-522 RFID Module with white RFID Card and RFID Keychain -High-precision RTC Real-Time Clock Module DS3231 and EEPROM AT24C32 -PIR Presence Sensor HC-SR501 -Distance measurement module HCSR04 -Sound sensor detector module with programmable threshold -LM35 temperature sensor -Tilt detector module -Servo SG90 motor -Stepper motor (5V) -Motor driver module for stepper motor ULN2003.
  • 5V Active Buzzer -5V Passive Buzzer -LCD 1602 16 characters * 2 lines -LED Display Driver MAX7219 -LED Matrix Display of 8*8 -7 Segments Display 1 digit -7 Segments Display 4 digits -Simple Relay Module - Infrared Remote Control 38kHz - 38kHz Infrared decoder receiver (type 1838) - Infrared phototransistor (Flame sensor) - Infrared LED - Light sensor (Photoresistor).
  • -10 * LEDs 5mm Diffused RED -10 * LEDs 5mm Diffused GREEN -10 * LEDs 5mm Diffused YELLOW -5 *....
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Radioddity GD-AT10G DMR Handheld Ham Radio 10W Digital Analog Long Range UHF Only Tier I & II with GPS APRS 3100mAh Rechargeable Battery Work with Hotspot

  • 10W/5W/2.5W/1W Selectable: The Radioddity GD-AT10G is a powerful handheld radio with a compact design, featuring high-low quad-power selectable among....
  • UHF Dual Mode Radio: You can switch between analog and digital (DMR Tier I & Tier II) operation modes at any time. Works well with hotspot, allows....
  • GPS Function: The GD-AT10G is with GPS function used for APRS, which is for real time digital communications of information of immediate value in the....
  • Talker Alias Function: This function, also known as In-band Caller Alias, will allow your pre-set text like your name or callsign displayed on all....
  • Large Battery & Crystal Sound: Come with a 3100mAh large battery, the Radioddity GD-AT10G support 14 hours of continuous working time and 90 hours of....
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5PCS HC-05 Wireless Bluetooth Receiver RF Serial Transceiver Module Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module

  • HC-05 Bluetooth Module is an easy to use Bluetooth SPP (Serial Port Protocol) module, designed for transparent wireless serial connection setup..
  • Default baud rate:9600, Button: Press the button.
  • the module enter the AT mode. AT commands are executed only in AT mode..
  • HC-05 is able to operate in both master and slave mode. Its communication is via serial communication which makes an easy way to interface with controller or PC. It's ideal replacement to your wired serial connection..
  • HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your motherboard project, and then you can use your android phone to control some gadgets, such as: switch, LED..
  • Note: The module doesn’t suitable for IOS system..
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Building, Setting Up, and Using the MMDVM JumboSpot for DMR, Fusion, & D-STAR

  • ...: The DB25-D is a dual-band radio supporting both VHF and UHF transmission. You can switch between analog and digital (DMR Tier II) operation modes at any time. Besides, it’s with dual standby function..
  • GPS Function: The DB25-D is with GPS function which can be used for APRS, which is for real time digital communications of information of immediate value in the local area. This makes it a ‘must go’ for any off-road and overland communities..
  • Color Screen & Dual Speakers: The radio comes with a multicolor high-resolution screen. It has two speakers: one in the mic and one on the front of the radio, you can choose whether to use both or just one of the two. There is a microphone gain option as well..
  • 7 Customizable Keys: 3 on the radio and additional 4 on the speaker mic, each with Long / Short press options. You can set different functions according to your operating habit..
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Logitech USB Unifying Receiver - 2 Pack

  • Applications: This device can be wildly used to wireless remote control,wireless audio,somatosensory devices, RFID, NFC, smart grid, smart home, etc..
  • NRF24L01 Wireless Transceiver Module with 125 Communications channels, multi-point communication and frequency hopping to meet the communication....
  • NRF24L01 wireless transceiver module built-in 2.4GHz antenna, small size, 15x29mm (including antenna).
  • it can be directly connected to a variety of....
  • The operating voltage of the wireless module is generally 3.3v, while the ordinary 51 microcontroller is 5v. This module is convenient to shop....
  • NRF24L01 Socket Breakout Adapter with NRF24L01 Wireless Transceiver Module.
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