POSrepair offers professional electronics repair and modification. They are able to repair a wide variety of professional and industrial electronics, even if it is no longer possible according to some suppliers or manufacturers. They seek to not only solve the problem but to find out the cause by means of better components or prevent any recurrence modification. […]
QRP Labs produces a range of inexpensive, easy to build kits for radio amateurs and electronics experimenters. The flagship “Ultimate3S” QRSS, WSPR and weak-signal modes transmitter kit has been augmented by additional kits. The kits are modular and some can be used in your own projects, in addition to standalone projects such as the Ultimate3S.
Free Electronic projects, schematics, diagrams, PCB, free electronic software and hobbilist electronics resources, electronic community and much more. You can download some tools here like Microcontroller tools, circuit design tools, calculators for electronics and more, for free. IQ Technologies share modern electronics ideas & technology for all our fans.
Australian based ozQRP sells a range of inexpensive kits for the QRP amateur radio enthusiast. Kits include a SSB transceiver board, DSB transceiver, DDS VFO and a unique add-on LED signal meter. The designs are simple yet not lacking in features and allow beginners through to experienced home brewers the thrill of building and operating their […]
Hochspannung als Hobby or “Highvoltage as a hobby” in English, is a Swiss hobbyists website written in German. It deals with all sorts of high voltage experiments, including homemade vacuum-tube and solid-state teslacoils, wimshurst machines, marx generators, voltage multipliers and other related sources for high voltage, ranging from tens to hundreds of kilovolts. For […]