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Search results: 58   Output: 1-10
  1. Earlier portal Radiolocman has published a description of two devices for for automatic lighting of the working area in the kitchen: Arduino version and NodeMCU version . The latter, despite several disadvantages, which I will report at the end of ...
    Circuits » Automation · Wireless · Light · Arduino » ESP8266, PCA9685, DS18B20
    23-01-2018
  2. Rex Niven EDN RFID is great technology, but noisy power and other aggressors can ruin performance. RFID readers using low frequency signals (ca. 130 kHz), like the industry-workhorse TIRIS RFM-007B , are of course very sensitive to noise in that ...
    Circuits » Wireless » Texas Instruments » RI-RFM-007B, LM2576
    12-12-2017
  3. Vladimir Dvorkin, Linear Technology EDN Whether you measure or use RF circuits that operate in the popular 2.4-GHz ISM (industrial/scientific/medical) band, cordless telephones, Wi-Fi access points, Bluetooth devices, and microwave ovens can ...
    15-11-2017
  4. Part 1 - Arduino Version. Schematic, Sketch and PCB General information Schematic diagram Printed Circuit Board (PCB) Arduino Sketch Highlights Conclusion Downloads References General information The second version of the controller is made on a ...
    14-06-2017
  5. Charles Wenzel Techlib.com The induction receiver shown below in Figure 1 is very sensitive and can serve a variety of purposes. It is excellent for tracing wiring behind walls, receiving audio from an induction transmitter, hearing lightning and ...
    09-05-2017
  6. General information In this article we will talk about a simple device that I designed for automatic control of additional LED lighting in the kitchen. Kitchen renovating and complete replacement of kitchen cabinetry are main reasons for ...
    15-03-2017
  7. José M. Miguel Electronic Design Using a standard PC-sound card and straightforward circuit, you can implement low-cost on/off control of home appliances via the Internet. The system (Fig. 1) consists of a local computer (located where you ...
    25-11-2016
  8. Andy Mo, Linear Technology Design Note 515 Introduction An increasing number of applications occupy the 30 MHz to 300 MHz very high frequency (VHF) band. Television and radio broadcasting, navigation controls and amateur radios are a few examples. ...
    13-04-2016
  9. Marko Kannisto, Maxim Integrated Application Note 5147 Part 1. There are thermal issues to consider. With a 12 V supply voltage and a 4 Ω load, the amplifier's efficiency with 20 WRMS output power is approximately 85%. We can calculate how ...
    Circuits » Audio · Wireless » Maxim » MAX98400A
    11-02-2016
  10. Marko Kannisto, Maxim Integrated Application Note 5147 Pretend that the weather is warm and it is a nice time to be outdoors chatting with friends. You want some background music, but where will it come from? When people want portable music, they ...
    Circuits » Audio · Wireless » Maxim » MAX98400A
    03-02-2016
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