A project I've been working on for several months, or years depending on how you count, is build a Mini Apple IIe. (Originally it was a portable, now its just a mini.) The key to the project is the MEGA-II ASIC from the Apple IIgs. It contains al...
Thanks for your feedback, All of this is very new to me, But I have a few projects I am willing to start but I have to get my head around all these new terminology, and trying to figure out what equipment to buy.I know the dimensions of the sheet I h...
Guess what! we have formed a team, developed a plan, wrote the project, registered it in European "Meet and CODE" challenge and won! Project's name is "Updated Heritage Promotion" and it seems to be so appreciated that it was mentioned in the ...
Hi Anyone can help me with my idea...I'm working on a raspberry pi gameboy sp pcbAnd I want to add headphone jack with this adapter And i have a few questions i want the speaker working without theheadphone jack adapter plugged.And if I plug th...
I would like to assemble a 12v DC-DC voltage regulator to charge a few 12v lead acid batteries laying around. I have come across this circuit (here is the link, Lead Acid Battery Charger Circuit Diagram and Its Working ,but I have also added a pictur...
I have a 3.5mm headphone jack attached to a bluetooth module with both right and left channels being occupied (also ground of course). The Li-Po battery that powers the module takes 5v from usb directly to charge it. What I want to do is be able to c...
Would this card be capable of recording incoming data while allowing playback at the same time? For example if i'm recording but i want to rewind the playback to time 0 and start listening from there without interrupting the current recording is that...
I am trying to diagnose the problem with a Bosch cooker hood, please can someone help. There is a capacitor across the initial mains feed which I believe is a suppression capacitor for the fan. Details on the current capacitor are: D.E.M. 7...
Hi,one of most important data of a WiFi-device ist the sensitivity. Mostly this data determine the quality.With this (together with transmit power) one can calculate the range of a device.This data is not included in datasheet (Why? Is it to moderate...
I am looking for an alternative to an auditory sensor that detects malfunctions in production lines. It does not have to be an auditory solution specifically, but should be a system that is generally along these lines. Any help would be much apprecia...
Hello, I need a high voltage engineer hopefully with plasma engineering experience to design a DC square wave conditioning control board to run a plasma tube device. Please let me know if you can help. Don
hello,Electronics is quite new for me and i am wondering if any pcb and components can be made as flexible board?if not, what are my options and what do i need to do to make it as flexible as possible?thanks for the helpers!
Hello experts!I have been asked by the marketing departments to devise a benchmark to show the benefits of a FPGA-based solution instead of a CPU-based solution. The benchmark must be visually appealing (a table with the number of MFlops of the FPGA_...
Think you are good at schematics? Code demon and bug spotter? Then here is a site you should try: Engineering Challenge Answers & Winners | Circuit Cellar. They have a new problem each month for remainder of the year. I wanted to share here becau...
Hello - I'm very new to this and I don't know if I am in the right place as I am no uni student or technical whiz. I have an N scale model railway and an Arduino Duo which I want to control 8 turnouts with 8 servos and manual control by 8 rotary...
EAGLE und Leiterplatten-Workshop bei SMA Ende Januar organisierte unser SBP-Parter Eurocircuits einen EAGLE-Workshop für Auszubildende der Firma SMA Solar Technology AG in Kassel. Der Marktführer in Sachen Solarstrom-Anlagen in Kassel nutzt im R...
EAGLE Version 6.4 is now also compatible with MAC 10.8. and includes many bug fixes and new features, such as:- Simulation of EAGLE schematics in LTspice IV- Import of design files from P-CAD, Altium and Protel in ACCEL-ASCII- Improved user guidance ...
Hello to all, as the topic says, we have a new EAGLE release available now. Our development team used the last weeks and months in improving the intial EAGLE V6. We are really happy to have 6.2.0 released now. For all who are interested I add th...
I would like to know how to design and build a amp that would take a signal let say 5hz and push it up to a 3000hz sound and then pushed to a final amp for play back on a speaker at a reasonable volume. I have been watching television and these ...
Restring settings are for generating pad diameters! There seems to be still some need of explanation about how these parameters are used and what they will do. On embeddedworld in Nuremberg this week I met some people that asked me about t...
More chemical updates this week, starting with the addition of a number of chemicals to the REACH Regulations’ Annex XVII , which lists restricted substances. Make sure you check if any of these additions will affect you. Still confused about ...
Specified in the terms of RoHS2, was a condition that within three years of the original entry into force (or by 22nd July 2014), an impact assessment and review of RoHS 2 scope (including restricted substances) would take place. The first stag...
Electronic and electrical products use some pretty hazardous substances. The effects of mercury were made famous in Lewis Carroll’s Alice in Wonderland with the Mad Hatter, where long exposure to mercury used in ‘felting’ wool resulted in some quite ...
