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Search results: 192   Output: 11-20
  1. 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
  2. Lyle Russell Williams EDN A direct-conversion radio receiver required an audio gain of 450 from a pentode vacuum tube. A pentode has a high transconductance that is, the ratio of the change in plate current to the change of the control grid voltage ...
    Circuits » Audio » 6AU6
    10-06-2015
  3. Petre Petrov EDN The popular 555 timer ( LMC555 , SE555 , NE555 , HA555 ) can be used as a PWM/Class-D amplifier for musical instruments or other applications. It can use a wide supply range of 4.5-16 V and produce 200 mA of drive. The audio is fed ...
    Circuits » Audio » LMC555, SE555, NE555, HA555
    04-06-2015
  4. Petre Petrov Electronic Design This all-analog circuit provides three key waveforms simultaneously and at the same frequency within the audio band. It is useful for evaluating audio systems, transformers, cables, and other electrical installations. ...
    Circuits » Audio · Oscillators » LM386
    02-05-2015
  5. Ajoy Raman Electronic Design A common PC sound card can be used as a sine/square/triangle function generator, but the output suffers from limited rail-to-rail swing, plus its zero-centered has no DC offset. This circuit overcomes these constraints ...
    11-02-2015
  6. The objective of this project is to build an Arduino voice shield to empower thousands of voice related applications! All this mostly thanks to an integrated ISD1790PY chip (Figure 1). Figure 1. Voice Shield for Arduino This particular voice/TTS ...
    24-03-2013
  7. Dimitri Danyuk, Miami, FL The diaphragm of a condenser microphone is the movable plate of a capacitor. With a polarized capacitor, the vibration of the diaphragm in relation to the back plate produces an ac audio-output voltage. The condenser ...
    05-12-2012
  8. All waveforms, no matter what you scribble or observe in the universe, are actually just the sum of simple sinusoids of different frequencies. Hi, I am just refreshing the basics of fourier transform. I am not an expert. Now I did a small audio ...
    21-06-2012
  9. On my desktop PC I have a speakers and a headphones. Usually I use headphones, but when I need to switch to speakers I need to physically plug in speakers instead of headphones to my PC’s soundcard. I wanted to solve this problem for a long ...
    19-01-2012
  10. Nico Ras, South Africa Project Summary My passion for excellence progressed over the past 40 years to developing sonically superior amplifiers to the highest possible standards, providing life like sound performance. Project Description I am ...
    17-01-2012
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