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SKIP!!
IMOPB17C_0fc5235e-90db-4d55-b407-21f848445392[1].jpegDescription: At home we ripped all our audio CDs to a NAS and most of the time we use Windows Media Player or VLC player (we still don’t agree which...
View ArticleReliability
Good afternoon,Consering the fact that you still don't have any explanation for the erratic behaviour of the power supply (article "bullheaded buck converter" in your november 2015 issue refers), I...
View ArticleA late suggestion
Hi Clemens,long time the board was lying in a corner because it always lost the connection to my WiFi after a short time. Now I found the solution, randomly: One have to switch off the powersafe mode...
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earth-phase-neutral detector
FrenchRecep.jpgDescription: With this little tool, id like to make a simple, but efficient monitor to see if all wiring in a power socket is connected right. In general, a single phase power socket and...
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Tambola / Housie on Arduino
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsHi, I'm working on a fun game called Tambola (also called housie game) on UNO. It's a kitty party game but is very popular...
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5V-1A Switch Mode Power Supply Design
default_project.jpgDescription: Switch mode power supply design example that describe the design process in 5 steps. 1st step = Specifications2nd step = Theorical design (Power stage)3rd step =...
View ArticleGreat project !
Hello scotty,i really like this project!In the early 80th i built the "Formant". Also with home made pcbs, drilled lots of lots of holes, soldered thouthands of components to the boards and spent very...
View ArticleFrom the Lab: a different aproach
We made some changes in the schematic of Thomas. All parts are through hole, which makes experimentation with other amplifiers and other parts easier. Ceramic capacitors are the worst for audio so we...
View ArticleFrom the Lab: transformer PCB
For those who don’t like the idea of having a DC/DC converter as a power supply for the phono preamplifier and like to go analog all the way we designed a PCB to hold a family of low profile...
View ArticleVery nice idea!
Hi Luc,I'm the Wireless Quiz Button's author and I'm happy to have helped inspiring the Skip button's idea!I found the Hoodloader project very interesting and I wanted to make this very nice...
View ArticleInfrastructure Schematics
These schematics cover all elements of the circuit that are generic and not related to the specific measurement functionality of the SmartProbe. The schematics have been prepared in PSoC Creator using...
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Software Defined Radio (SDR) shield for Arduino [150515-1]
DSCN4710[1].JPGDescription: This shield is based on the extremely popular SDR-project published in the May 2007 issue of Elektor Electronis. The original author Burkhard Kainka also made this new...
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Automatischer Audio-Umschalter
Umschalter.JPGDescription: Automatische Umschaltung auf Audio-Signalquelle, sobald Signal anliegtAttachments: 1 photos | 1 schematics | 1 PCB(s) | 1 software files | 1 other 9160204779 read more
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Audio-Mischer mit autom. Lautstärkeeinstellung
Mischer-1.JPGDescription: Technische Daten: Mischen (Addieren) von Audio-Signalquellen, optional gemeinsame automatische Lautstärkeeinstellung / Max. 11 Eingänge, max. 11 Ausgänge, Summe Ein-/Ausgänge...
View Articleis IC2A and C6 acting as charge pump?
In the case the output current is pulsed at a maximum the voltage across R12 also is pulsed at a maximum. In this case IC2A hase to deliver up to about 1 Milliampere to get an equilibrium at the...
View ArticleWhat i not understand....
I don't see the neccessity for diodes 8/9/10/11/12 and 13. There is no reverse current possible, D5/6/7 do prevent it!?In a quite similar project i used low power diodes (If 2mA). The value of the...
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Alimentation à découpage : Forward 3,3V/1A
default_project.jpgDescription: IntroductionLe présent projet propose un exemple "complet" de conception d'alimentation à découpage de type FORWARD. Ainsi les différentes étapes listées ci-après seront...
View Articlesome image of my first prototype
I add some image of my first (working) prototype.My network is "phase-phase-earth" meaning 120V between lines and earth.My plan now is to make "update" with earth leak detection. (300mA and 30mA)...
View ArticleTransistor-Arrays LM3046 relaunched and quite valuable
Hi Scotty,very nice project and also best mechanical works, congratulation.Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9160204785 read more
View Articlenew version, with earth leak test button
I have add 2 switches; S1 is a "test" button, S2 selects 30mA or 300mA.I use capacitors to set currents (AC resistors)At 230V AC, we need 4.15uF for 300mA and 415nF for 30mA. Attachments: 1 photos |...
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