Small portable device – 9V battery operationThree high/low-sensitivity switchable inputs Although the modular Portable Mixer design available on these web pages has become a hit for many amateurs, some correspondents required a much simpler device, mainly for mixing mono signals. This design should fulfil their needs, featuring three inputs with switchable high/low sensitivity and unusual [...]
tesla+coil+diagram
With the astonishingly rapid growth in the market for flat-screen TVs and high-definition TV, many CRT television sets have been consigned to the attic, even though many of them were still working perfectly and could have been used as spare sets in a bedroom or another room, for example. Although all current flat-screen receivers have [...]
Use an RS-232 Signal Tracker to quickly solve RS-232 Connection Problems. Get $5.00 off with any Converter order. All powered converters include an 115 VAC power adapter. ICSDataCom is the US distributor for Amplicon Liveline’s products and stocks their Converters. Contact us for additional information or to order other Amplicon products. Basic RS-232 to RS-485 [...]
High Speed µPs With 8A Switcher High Performance Circuit All high-current switchers are sensitive to board layout; take care when designing the pc board. You’ll obtain the best results by using a multilayer board, so you can dedicate a single layer to ground plane. You should tie the “power” components (C1, C2, C16, D2, C12, [...]
800W audio amplifier circuit The audio power amplifier ideal for home user or PA work or for use as a general-purpose subwoofer or hi-fi amplifier. There are many people like to prefer MOSFET as their legendary ruggedness. This circuit project had the Mosfet amplifier module which produced 800 Watt into 4 Ohm speaker load and so we decided to take a look it. It was turned [...]
