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73 Results for "《 예약문의 OIO↗8489↗8306》선릉레깅스┛Еimportanceム강남레깅스룸레깅스룸ㅂheavenly 레깅스룸강남레깅스 강남레깅스룸⊥선릉레깅스ゥfiercelyり"

  • Open Hardware Summit: video recording of talks

  • The annual Open Hardware Summit took place on September 27th at MIT, and all the exciting and insightful presentation were live streamed to YouTube! The live stream is broken into morning session and afternoon session. Morning...
  • Gregory Herrington

  • Gregory Herrington is a law enforcement consultant with decades of experience in administration, department management, investigations and more. In his many roles throughout his career he has always put the community first, both on and off the clock....
  • Garner oscillator

  • The Garner oscillator is a simple oscillator generating digital ready output that requires only a complementary pair of transistors and a few other components. It features: Very sharp edges.High fan out.Very low duty cycle.Frequency depends on a RC pair....
  • Attempting to get a PBX phone to power up without a PBX

  • Backstory: A relative's workplace has recently upgraded their phone system and I got handed an old Panasonic KX-T7636 desk phone that was going to be thrown out.The desk phone has a POTS jack in addition to the PBX line jack.  It didn't come...
  • Audio module

  • Most clocks use sound to wake you up.  This clock is no exception. A little "DFPlayer Mini" module does all of that, also MP3 decoding.  It even includes a speaker driver. Yue Xin YX5200-24SS module! Check for short circuit between pin 3 and...
  • Product Review | Totem 2WD Car Kit

  • Billed as an upgradable smartphone-controller car chassis kit, the Totem 2WD Car Kit does exactly what it says; it is a small kit featuring a Bluetooth-compatible board and a companion app to control it. Despite its size the kit comes with everything...
  • Tearsday Thurdown #0

  • Tear down of TaoTronics TT-BH07 Bluetooth Headphone Overview These are a pair of wireless bluetooth headphones I bought when I was training around in Japan a year ago. They were great initially giving great sounds quality with a decent balanced...
  • 2020 Targets

  • Just a little list of things for me to aim for for this year: Complete DigiBone - i have an L shaped idea top prototype that I keep procrastinating over and it's time to stop doing that. Rather than having a full over-the-shoulder part the L shape will...
  • Guiding Light Project

  • Guiding Light (WiFi-enabled lights) Waking up four tired kids and getting them out of the house is a herculean task. After one such morning that left me wanting to pull my hair out, I decided that this could not continue. Step one, wake-up: Just getting...
  • 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...
  • 555 Timer Sound Generator

  • This article shows how you can make a 555 timer sound generator. This generator produces square wave and allows amplitude control. Step 1: Design the Circuit I drawn the circuit with PSpice software: The three Q4 transistors are acting as an equivalent...
  • Recycled Audio Filter

  • This article shows you how to make an audio filter from recycled components. This is the device that I made: You can see the circuit working in those videos: High Pass Filtering: Low Pass Filtering: Inserting a Headphone Plug: Step 1: Design the Filter...
  • Speakers On Wood

  • This website shows you how you can connect two speakers together on a piece of wood.  You can see my device in this photo: The advantages of such procedure include: - possible sound effects from:          * speaker sound...
  • Arduino Workshop-Piezo Sounder Alarm

  • Today in this project we are going to create a wailing alarm sound, By connecting a piezo sounder to a digital output pin this is very, this is a very simple project I will show you in this project step by step Required Component : 1.Arduino 2. Piezo...