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Simple, cheap and efficient L78xx replacement
Boost.JPGDescription: You might know this following problem: You want to build up your new project on a breadboard and you need a 3.3V power supply from a higher voltage. As usual you will pick a...
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Thank you for this nice project.You do know that several commercial switched 78xx drop-in replacements exist, like those from Murata (78xxSR series) or Recom (R-78xxxx)? Of course, your's is cheaper...
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eRIC Nitro [150308]
avatar.jpgDescription: This project is the result of the LPRS contest run last year. The winner's project is to be finalized by and published in Elektor. So here we go.Attachments: 0 photos | 0...
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Hello,That's sounds good..Why do you want to use I2C bus to transmit data ? What kind of equipment will be connected to ?What is the range of the input signal (Frequency ? signal shape?)Regards Claude...
View ArticleSVG is going out of business
Folks!Monitoring several news feeds about browser developments gives some signs that SVG supportr in popular browsers will end soon. A possible alternative would be to load a graphic from an web page....
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The small red board is a level converter and the BoB acting is a BLE to serial converter? This would be easier with Bluetooth Classic since there is already a serial profile in the standard which will...
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A Different Approach to Circuit Design
default_project.jpgDescription: Webinar presented by Saar Drimer of Boldport A Different Approach to Circuit Design Date: Thursday June 25, 2015 Time: 15:00 BST (16:00 CEST) More info will follow...
View ArticleHow to change firmware?
It seems that many people missed the excellent firmware update feature of the LPC1347 microcontroller that is at the heart of the J2B Synthesizer. Besides a PC running Windows, nothing else is needed....
View ArticleNegative input voltages are shorted to ground
True RS-232 drivers won't appreciate having their negative output level shorted to ground ! The JFET input current limiter acts as a forward biased diode for negative input levels. And it shorts the...
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It seems there is little left to do. Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9150504505 read more
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Brunnenfüllstandsmessung mit Pumpensteuerung
default_project.jpgDescription: Zur Überwachung des Füllstandes in einem Brunnen ( ca 6 m tief ) habe ich eine Messung mit Drucklufteinperlung über einen Schlauch in den Brunnen mit einer...
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GPS wall clock
default_project.jpgDescription: Here's a GPS digital wall clock built on Arduino. The clock does not require battery back up. Nor does it require to adjust or reset. It runs as long as it gets power....
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Raspberry Pi sonar distance measuring Robot - a walking aid
default_project.jpgDescription: This is a Raspberry Pi Sonar distance measuring robot - a walking aid. It can help blind people while walking. For your kind perusal now. Attachments: 1 photos | 1...
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Multiplexing is fun on Raspberry Pi
default_project.jpgDescription: MCP on Raspberry Pi. Multiplexing is a fun on Raspberry Pi computer. By using a few MCP23017 the number of GPIOs can be enhanced to a great extent and then using a few...
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Raspberry Pi world webcam
default_project.jpgDescription: Raspberry Pi world webcam - is a cheap webcam based projection system which can publish image using your present broadband system. Only in reverse direction. It tracks...
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Astronomic clock
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsAstronomic clock. It is a big word, but it give the same informations of old church astronomic clock. much more precise It...
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Change old lift's indications to modern capsule lift type audio visual...
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsRemake old Lifts & It's indications to modern type lift indications by Raspberry Pi Many a times we in the industry,...
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Remote contact less water level meter – a need of the hour
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | views¾ th of the earth is water but Out of all the water on Earth, saline water in oceans, seas and saline groundwater make up...
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Raspbery Pi - Controlling Steeper motor by Rotary Encoder
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsControlling Steeper motor by Rotary Encoder Problem of speed control: The other day we had a big problem. The Paddle...
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Maximum Power Point Tracking for Solar Photovoltaic Panel
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsMPPT – Maximum Power Point Tracker Funny most of the solar panel that I see around my place even some are very big from...
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