Close

845 Results for "Q%20%EC%95%88%EC%82%B0%EB%B8%94%EB%9E%99%EC%9E%AD%20CDDC7_C%D0%9EM%20%E2%97%86%EB%B3%B4%EB%84%88%EC%8A%A4%EB%B2%88%ED%98%B8%20B77%E2%97%86%EC%88%98%EC%9B%90%EC%9E%A5%EC%95%88%20%ED%94%84%EB%A1%9C%ED%86%A0%20%EA%B5%AC%EB%A7%A4%E0%B9%8F%ED%86%A0%ED%86%A0%ED%95%AB%ED%94%BD%E2%8F%AC%EC%98%A8%EB%9D%BC%EC%9D%B8%ED%99%A9%EA%B8%88%EC%84%B1%E0%BC%88FX%EB%A7%A4%EB%A7%A4%E2%8B%8D%EC%95%88%EC%82%B0%EB%B8%94%EB%9E%99%EC%9E%AD%EC%95%A0%EC%9A%A9%20thorough/"

  • Diode-capacitor RAM

  • This isn't an original idea - I have found similar notions dating back to at least 1952! http://ed-thelen.org/comp-hist/SEAC&DYSEAC-5-150.pdf#page=11 Anyway, the idea is to make a DRAM memory cell with just a capacitor and two diodes. I played with one...
  • DIY Electronics Project - Simple Joule Thief Circuit

  • Simple Joule Thief Circuit enables you to boost voltage from a low-voltage source. It can be used to power a clock or LED. The circuit can be built easily with the materials that you have lying around your house. In addition to this, it's also a great...
  • High speed steam engine

  • The engine in my boat is a Stuart Swan, designed in 1906. It has 2-1/4 in. bore, 2 in. stroke and is a twin cylinder double acting engine. I built it from a kit in the 1980s. I've wanted to upgrade to something a bit more modern for 30 years but when...
  • Dell Precision 3541 Review

  • I selected the Precision 3541 with the following configuration : Intel i5-9400HIntel GPU97Wh battery I upgraded to the following memory and SSD : HyperX Impact 32GB HX426S15IB2K2/32Samsung 970 EVO Plus 1TB SSD  One thing I was looking...
  • Phased array signal processing

  • Link: IQ data for dummiesLink: Generating Complex Baseband and Analytic Bandpass Signals Link: I and Q Components in Communications Signals and Single SidebandIQ (In-phase and Quadrature) There are a lot of literature that explains the...
  • stm32g0, openocd, and mecrisp stellaris - part 2

  • Let's get to some more real-world examples.  First, we can look at a color-pill.  Pick a color.  If you search for "blue pill" or "green pill" or "red pill" and tac "stm32" on to the search, they all bring up useful information. ...
  • Propagation Velocity Outside Coax

  • No, this isn't like the sound of one hand clapping. Several popular ham antennas depend on multiple sections of coax, which act alternately as radiators and delay lines. The velocity of propagation in the delay lines is well known, being 66% for solid...
  • Another eBay horror story

  • I have more than 400 stars and have purchased hundreds and hundreds of items on eBay.I have had some occasional troubles and lately, more than before.But even though the last story is worth a laugh (at my expense but only some tens of USD and at least...
  • HAM stuff

  • How Belgian legislation discourages HAM-radio After passing the practical exam in your local HAM-section, the theoretical part of the exam only takes places at the BIPT offices in BrusselsYou require an operating certificate, which allows you to use...
  • Solder

  • Luke says: May 30, 2019 at 10:16 am The bismuth based solders would be nice, but they tend to be rare as hens’ teeth and expensive when you do find them from a local supplier. Also, the low melting point of 139 C is a little bit too close for comfort...
  • Capacitor Safety

  • This article shows the basics of capacitor safety. 1. My Story When I was a teenager we used to Soviet mains powered have film projector. This project had a small AC motor, that was used to roll the film. It had a capacitor or varistor connected in parallel...