Posts

lights Game with Arduino

Inspired by a friend of mine, I have developed a circuit to light a matrix of LEDs. Is it possible that the pastor has requested to repair a votive candle, already provided with the incandescent lights. We made ...

Preheat soldering iron

. noninvasive improvement of my economic Station 936 built and marketed under several brands, mine in particular is marked ATTEN but you can find several on the bay 30 € or less. Such soldering station ...

AUTOMATIC CHARGER

. This project is essentially to "rejuvenate" a New Electronic kits, questo è lo schema originario Il problema nasce per due fattori, the relay in the long run will ruin the integrated and become obsolete and practically ...

non-invasive test for injectors

. Now all engines have injectors for fuel, they are managed electronically by a control unit, which decides the injection time or the time for which the injector must remain open and therefore the amount ...

Comparator with hysteresis

. In hysteresis comparator without opamp you do not have the need to eliminate the uncertainty of switching even with infinitesimal oscillations with respect to the value of the threshold or deleted because before the test or irrelevant in the next circuit. ...

TRIODES ELECTRONIC

TRIODI ELETTRONICI Questo articolo sarà dedicato ad un altro tipo di tubo elettronico, the TRIODE, that can be compared to a faucet, since it allows to vary the current flowing through it, precisely like a tap makes it possible to adjust ...

PIPES TO ISSUE TERMOELETTRONICA

. Among the HI FI enthusiasts for several years we are always spoken of in valves amplification as the final solution for every domestic installation and not. Never having spoken here I will try to fill this gap by explaining what are the valves,…

valve Diodes

. 1 - RADDRIZZATORI A SEMIONDA Nello scorso articolo si è accennato brevemente all'impiego del diodo per il raddrizzamento della corrente alternata; Now we take the topic to examine in detail the operation of the circuit ...

Network Probe for electricians

Sonda di rete per elettricisti Nel lavoro di tutti i giorni, electricians often use simple measuring instruments. To perform most of the work, it takes only two devices that work with the principle yes / no,…

ESR METER

.   COSA SIGNIFICA ESR Per ESR si intende la resistenza equivalente serie dei componenti, in practice it is mainly addressed to electrolytic. It is mainly due to the parasitic inductance and is all the more important ...