Petrosani Hobby Magazine - no16 - 2007

Petrosani Hobby Magazine - no. 16 - 2007 - Installation with tricolor LEDs

Reading time: 3 minute The main topics discussed in this issue: The program of the electronics contest - 2007 Edition - Pitesti; To interpret correctly the unconventional units of measurement; Stereo Amplifiers with TDA 2003; Mounting with tricolor LEDs; Digital photography for beginners (tips, tutorials, ideas);

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Petrosani Hobby Magazine - nr11-12 - 2006

Petrosani Hobby Magazine - no. 11-12 - 2006 - How do we build a battery?

Reading time: 3 minute The main topics discussed in this issue: Ham-spirit (Amateur Radio Code of Conduct); DIY phone; Aluminum / air electrical source; About voltage regulators (from the series: 78xxx and 79xxx); Antenna and grounding (rules extracted from NTS); Semiconductor marking codes; Military receivers and transmitters;

 81 total views