RF Micro Devices has released a 75W GaN RF unmatched power transistor, claimed to deliver superior performance against competing GaAs and Si transistors. Dubbed RF3932, it follows the recent release of the 140W RF3934, and operates from dc to 3GHz with peak efficiency over 65%. “It incorporates simple matching networks external to the package, providing wideband
GaN: 100mm production and 75W transistor Continue Reading
Recently, I discovered six 2.3-inch red 7-segment displays in my collection that I had purchased from Rapid Electronics during their clearance of non-RoHS stock. Since I didn’t have a clock at my workbench, I decided to turn them into a Large LED Clock Project using a prototyping pad board, a Microchip PIC18F26K20 microcontroller, and a
6 Digit LED Clock Continue Reading
Description The ISLA118P50 is a low-power, high-performance, 500MSPS analog-to-digital converter designed with Intersil’s proprietary FemtoCharge™ technology on a standard CMOS process. The ISLA118P50 is part of a pin-compatible portfolio of 8, 10 and 12-bit A/Ds. This device is an upgrade of the KAD551XP-50 product family and is pin similar. The device utilizes two time-interleaved 250MSPS
Intersil’s half Watt 12bit ADC hits 500Msample/s Continue Reading
The SX1239IMLTRT is a part of SX123x series Transceiver ICs. It has an operating temperature ranging from -40 °C to +85 °C and comes in QFN-24 package. The SX1233 is a highly integrated RF transceiver capable of operation over a wide frequency range, including the 433, 868 and 915 MHz license-free ISM (Industry Scientific and
Bit rate from ISM transceiver‘World’s highest’ Continue Reading
Description The MAX44007 ambient light sensor features an I²C digital output that is ideal for a number of portable applications such as smartphones, notebooks, and industrial sensors. At less than 1µA operating current, it is the lowest power ambient light sensor in the industry and features an ultra-wide 22-bit dynamic range from 0.025 lux to
Digital light chip draws sensor 0.65µA Continue Reading
Description Plessey Semiconductors Electric Potential Integrated Circuit (EPIC) product line targets a range of applications. The PS25451 is an ultra high impedance noncontact solid state electric potential sensor. It can be used to detect field disturbance due to the movement of a near-by object. This functionality can be employed in a range of applications including security motion sensors and non-contact electric switches for
Plessey’s no-contact heart sensor costs less Continue Reading
Wear is an affordable, attractive, lightweight wearable assistive directional microphone designed to improve quality of hearing. Wear is an assistive device designed to improve quality of life for people with hearing loss. Wear is a high fidelity directional analog microphone that is significantly lower in price than existing hearing aids. This microphone can be used with any
Wear – A wearable personal assistive hearing device Continue Reading
This device was created for a final project for a class by a group of students at Indiana University. As sport fans, we thought it would be really useful to create a tool that would measure distance between two points. This could be used for many different sports, but we focused on golf. A handheld
GPS Distance Calculator (for golf) Continue Reading
The tiny Arduino IDE ready, usb and mobile dev board and ecosystem – cheap enough to leave in any project! Wi-fi, BLE, and 25+ shields! Missed out? Pre-Orders! Did you miss out on this Kickstarter – Don’t Worry! You can preorder a Digispark Pro at http://digistump.com/getpro Thank You! Thank you to our amazing backers! This
Digispark Pro – tiny, Arduino ready, mobile & usb dev board! Continue Reading
Control your Arduino with voice commands using an Android smartphone! Before we make a voice activated home automation system, we must first learn the basic principles of the experiment. This guide will let you command the Arduino using your Android smartphone and a HC-05 Bluetooth module. The designer of the app did not include a
Voice Activated Arduino (Bluetooth + Android) Continue Reading
