Electronics Forum
EE Student Seeks Advice on What Area to Focus On for Career in Aerospace
Hello EEWEB,I have just transferred from a community college to Drexel University and will be starting my Junior year in their Electrical Engineering program in September. I am deeply passionate... MoreMaximum Efficiency of Saturated Power Amplifier
We are working on very high power CW amplifiers for industrial applications. I need to operate heavily into compression to get the target efficiency ~ 3dB. We also have a... MoreBusbar Insulation Epoxy or Mylar?
Hello!I am working as an Electrical Engineer, and we are constructing an Academic engineering block of University, it has many electrical and power labs with offices and classrooms. It has... MoreLocation of input voltage sensing in DC-DC buck converter
In DC-DC buck converter, do you sense input voltage:A. between the source and the input filter, orB. between the input filter and the MOSFET? MoreMinimum voltage needed to start electric motor turning
Hello- I'd like to know how to predict the min. voltage required for a specific brushless motor to begin turning. The motor specs that I know are: Internal resistance: 3... More
Product News & Highlights
NXP Semiconductors N.V. today announced that NXP’s Secure Ultra-Wideband (UWB) fine-ranging solution, embedded SIM (eSIM), and Near-Field Communication (NFC) and Secure Element (eSE) unit are deployed in Samsung’s new Galaxy Note20 Ultra.1 NXP innovations bring a variety of future capabilities and applications to mobile devices... More- Helps enable seamless test operations and data management across an entire organization. More
- A new system in the fight against the virus. More
- Combining Industry’s lowest-power high-speed Octal flash device, incorporating leading embedded AI processing with Renesas’s Dynamically Reconfigurable Processor (DRP) Technology and targeted at industrial IoT market. More
- WiBotic, a leader in advanced wireless charging and fleet energy management solutions for the rapidly expanding ecosystem of aerial, mobile, and marine robots, today announced it received equipment authorization from the Federal Communications Commission (FCC) for its high-power transmitters and receivers. Providing up to 30... More
- NASA’s latest Mars rover enabled by Intersil radiation-hardened technology. More
- ESD Alliance to lead joint effort with Cadence; Mentor, a Siemens Business; and Synopsys to create Server Certification Protocol. More
Articles & Projects
Congratulations! You are working from home, a daydream come true after suffering the daily grind of a long commute to and from work. Without the distractions and interruptions you got while working in the office... More- Undergoing many changes from its earlier version, the latest version of the MNT Reform is the most friendly open source DIY laptop for hacking, customization, and privacy.More
- Every day, we talk with dozens of customers to help them find the right data logger for their project. One of the first questions we ask is, “Why are you buying a data logger?” Our... More
- Asset management is one of the key applications enabled by the internet of things. The combination of smart devices and communications makes it possible to keep track of any tool or device in an inventory... More
- Properly functioning printed circuit boards (PCBs) are essential for both manufacturers of electronic devices and developers if the overall intent is for the electronic device to function at high capacity. From designing the schematics of... More
Thanks, again, JD-I'm afraid the starting torque will be difficult to estimate. I am trying to replicate a 1/6 scale flying version of the successful drive system used by the Wright Brothers in their airplanes of the 1907-1912 era. It... More
Traeger grills likewise utilize almost no force. The initial couple of moments of activity, it requires 300 watts. However, that is just for the underlying warming up. After that it just uses 50 watts, which is not exactly your normal... More
I concur with Bob and Aubrey: do what interests you. You can get involved with space right now through CubeSat and AMSAT and amateur radio. Investigate Drexel's ham radio club, if the university has one. I recommend you build stuff... More
Hi Alan,Thank you for your technical response. Now it's clear and we will stand on our statement for promoting the epoxy coating on busbars for all kinds of safety.Regards,Abdul Rafay More
These gadgets are normally utilized for driving Piezo gadgets, where you can expect spillage flows up to some uAmps. That decides a more sensible incentive for your yield resistor. Put an extension test or a DVM on the yield and... More
Hi Abdul,I am familiar with both types of insulation. From a design engineer perspective the epoxy type is by far the best option. Superior in every way to mylar, heat disapation, virtually no effects from aging and resistant to moisture.From... More
XavierI concur with Bob. Do what interests you. I graduated 40 years ago, so maybe things have changed, but it always seemed to me that whatever you specialized in was a guarantee that you would not work in that specialization... More
Hi Xavier,I grew up in Philly. In high school, a friend attended a summer class at Drexel and I would sometimes tag along and write programs on their Burroughs B5500 computer using punched cards. They thought I was a student... More