Intercom from old phone
Now, with dominance of mobile and cordless phones, landline phones become "irrelevant" and often simply discarded But them. making a...
12W Audio Amplifier based MOSFET 2SK135 / 2SJ50
This is a small 12W audio amplifier over a load of 8 Ω, that combining the NE5534 integrated with a...
The rest Snatchers
One of the most common natural disasters motorists (as, however, professional drivers) are the actions of thieves-"Snatchers". Their the free...
Electronic Canary
Feeling chirpy? Attract new friends with this modified hartley oscillator. You could also use it as a replacement doorbell.Circuit diagramurl=projects/282/bigs/canary.gif][/url]...
Rhu: Features, operation, and repair
Rhu (block of video heads or the rotating head unit) can be considered the main hub of any VCR or...

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