More about switch (472)

1-07-2006 | There are many situations where two or more pieces of equipment are used together and to avoid having to switch each item on separately or r...

1-07-2006 | This circuit can be used to turn the pump on and off when a solar collector is used to heat a swimming pool, for example. This way the water...

1-07-2006 | In these times with viruses and other threats from the Internet it would be nice to have reassurance that the PC cannot be infected. That is...

1-07-2006 | It is sometimes necessary for an RC (remote control) model to contain some kind of switching functionality. Some things that come to mind ar...

1-07-2006 | How often does it happen that you close down Windows and then forget to turn off the computer? This circuit does that automatically. After W...

1-07-2006 | The vacuum cleaner must be switched on when a grinding or sawing tool is switched on and as the operator's attention must be directed t...

1-07-2006 | This circuit switches a printer’s USB connection from a PC to a laptop. What was needed was a method of allowing a laptop to use the printer...

1-06-2006 | In this month’s modding & tweaking article we delve a little more into the ‘not so very useful, but nevertheless quite funny’ types of circu...

1-04-2006 | The switch-mode power supply chosen by the author for this article is built without the use of special-purpose ICs and so can be completely...

1-04-2006 | If you want to apply computer control to a solenoid valve or another DC load there is no need to start looking for an expensive measurement...