Tag: GPS
“Connect” to an atomic clock in space! GPS, DCF77
This project is a clock with radio receivers that can receive the exact time from the GPS satellites or from the DCF77 transmitter. by hkdcsf @ hackaday.io This project is a clock with radio receivers which can receive the exact date and time from the DCF77 time signal transmitter or...
Continue ReadingMultiband IoT Antenna supports LTE, GPS, Bluetooth and WiFi
Johanson Technology's single antenna matching solution covers all relative frequency bands Multiple frequency, protocol, and functionality solutions for IoT connectivity continue to push size and performance limits. To address this, Johanson Technology developed a multiband flexible...
Continue ReadingSparkFun Launches a High-Precision Dead Reckoning GPS/GNSS Board with RTK support
SparkFun has created several Real-Time Kinematics (RTK) as well as dead reckoning boards in the past, but this new ZED-F9R GPS piHAT from the Colorado-based manufacturer is the very first high-precision sensor fusion board to combine both the RTK and dead reckoning features in one...
Continue ReadingGNSS Modules: Elara and Erinome
Würth Elektronik’s GNSS modules are available in UART and I²C interfaces Würth Elektronik's GNSS modules, Elara and Erinome series, are suitable for different application areas, such as tracking and navigation devices, container localization, fleet management or autonomous...
Continue ReadingSkytraq Launches Tiny PX1122R Multi-Band RTK GNSS Module, Enabling Centimeter Accuracy
A couple of years ago Skytraq launched the NavSpark mini, a tiny (17x17mm) GPS module, that sold for $6. However, the company has now launched an even smaller module called Skytraq PX1122R, which measures at just 16x12mm, and offers support for GPS, Galileo, GLONASS, and Beidou...
Continue ReadingBuilding an ATmega 1284p based data logger
Detailed instructions of how to build an ATmega 1284p based data logger: [via] In this tutorial, a logger is built using a 3.3v Moteino MEGA with a 1284p CPU @ 16Mhz, w 4K eeprom,16K SRAM for variables & 128K program space. Considerably more than the 328’s 1K eeprom, 2K ram &...
Continue ReadingSmall multi-band GNSS receiver with 1-cm position accuracy
SkyTraq announced a 12- x 16-mm size PX1122R multi-band RTK receiver for centimeter-level accuracy GNSS positioning applications. The receiver works with all the four global navigation satellite systems using GPS L1/L2C, Galileo E1/E5b, GLONASS L1/L2, and Beidou B1I/B2I signals...
Continue ReadingA LoRaWAN Theft Recovery System for Stolen Bikes using a Low-Cost Dragino LGT-92
Simon Kemper has published a guide for making use of the low-cost Dragino LGT-92 LoRaWAN asset tracking system to help track a bike when it’s stolen for easy recovery, while running for years on a single battery. Dragino LGT-92 is built for asset tracking across a LoRaWAN connection...
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