Month: September 2017
PCB Prototyping Is Much Easier Than Before With This PCB Printer
3D printers and other prototyping tools are making it easier and simpler to build prototypes and test ideas. Building circuit boards is fun but difficult. While you could do it at home with some etchant and some clear plastic, PCB printer hopes to make the entire process much faster and...
Continue Reading2 Channel Relay Shield for Arduino Nano
2 Channel Mini easy to use Relay shield for Arduino Nano consists of ULN2003 IC and 2 Mini 12V Relays with NO/NC contacts of 2A-24V Load Capacity. ULN2003 used as Relay coil driver. Relay can be controlled from D3 and D4 of Arduino Nano. Three pin Header Connector CN1 and CN2 provided...
Continue ReadingIntroducing the Arduino MKR WAN 1300 and MKR GSM 1400
Arduino has introduced a pair of new IoT boards with embedded LoRa and GSM capabilities. The Arduino MKR WAN 1300 and MKR GSM 1400 are designed to offer a practical and cost-effective solution for developers, makers and enterprises, enabling them to quickly add connectivity to their...
Continue ReadingIkaScope: a wireless oscilloscope probe
Author: Maurizio Di Paolo Emilio IkaScope is a wireless oscilloscope probe that allows to observe the change of electrical signals over time. The probe is a handheld device, portable and fits perfectly in the hand and pocket. By using high-speed Wi-Fi connection, IkaScope wireless...
Continue ReadingResearchers Develop Long Range Backscatter Sensors That Consume Almost No Power
Researchers at the University of Washington developed a new backscatter sensors that can operate over long ranges with very little power. The researchers demonstrated for the first time that the device runs on almost zero power and can transmit data across distances of up to 2.8...
Continue Reading2.9″ ESPaper Lite Kit for $39.90
The 2.9″ ESPaper Lite Kit contains most of the parts you need to display data over wifi: With the 2.9″ ESPaper module you can display data retrieved over WiFi on an ePaper with little effort. The integrated ESP8266 Wroom-02 module updates the 296×128 B&W ePaper display over the...
Continue ReadingTeardown & Repair of an Agilent N1912A P-Series Power Meter
In this episode Shahriar investigates a peculiar problem with an Agilent P-Series Power Meter. While the instruments works during startup, after about 10 minutes the LCD screen begins to flicker and become scrambled. Initial investigation reveals that the issue is not likely with the...
Continue ReadingFemtoUSB Board (Atmel ARM Cortex M0+)
Arduino compatible, Atmel SAM D21 chip, open source! This is one of the smallest ARM powered boards in the world. If you are ready to transition away from AVR 8-bit hardware to the very powerful ARM 32-bit stuff, this is the way to learn! The board design, schematic, and parts lists...
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