Circuits & Schematics Audio

Subsection: "Audio"
  Including:
  Loudspeakers
Search results: 128 Output: 1-10
  1. Wayne Sward EDN The circuit in Figure 1 efficiently monitors common digital-audio signals. One format for such signals is the Audio Engineering Society (AES) 44.1- or 48-kHz standard. Typically, the data consists of a serial data stream with a data ...
    10-05-2018
  2. John Ambrose EDN Tracking notch filters find use in harmonic-distortion analyzers; they also can remove heterodyne noise from ham-radio systems. A conventional tracking switched-capacitor notch filter relies on a bandpass filter, a ...
    14-09-2017
  3. Analogue Design Audio Linear Technology LTC6261 LTC6262 LTC6263
    Aaron Schultz, Linear Technology Design Note 563 Introduction A new family of op amps features industry leading speed versus supply current. The LTC6261/LTC6262/LTC6263 family (single, dual, quad) provides 30 MHz at a low 240 uA supply current, ...
    02-08-2017
  4. Pierre Corbeil EDN Class B amplifiers are prone to crossover distortion, which occurs in the output stage in which conduction transfers from one transistor to the other. To prevent crossover distortion, a bias current must flow in both transistors ...
    15-06-2017
  1. Charles Wenzel Techlib.com Here's a general-purpose 2 watt audio amplifier with excellent overall performance. It is easily configured to serve as an audio output stage for lower power applications or as a more powerful amplifier for ...
    02-05-2017
  2. Richard Kurzrok EDN The low-cost composite passive filter in this Design Idea requires no dc power and can enhance the performance of audio equipment and instrumentation by rejecting power-supply hum and spurious pickup from AM, FM, and low-band ...
    26-04-2017
  3. Royce Higashi and Tony Doy, Maxim Integrated Products EDN Low-profile piezoelectric speakers can provide quality sound for portable electronic devices, but they require voltage swings greater than 8 V p-p across the speaker element. Yet, most ...
    09-02-2017
  4. Guus Colman EDN In many applications, the frequency-conversion steps comprise a buffer, preferably with some extra voltage gain; a mixer; and some filtering. Instead of including an amplifier in front of the mixer, you can easily integrate the ...
    21-12-2016
  5. Troy Murphy EDN Thanks to its property of applying an equal amount of delay to all frequencies below its cutoff frequency, the Bessel linear-phase filter sees service in audio applications in which it's necessary to remove out-of-band noise without ...
    07-07-2016
  6. Susanne Nell EDN The circuit in Figure 1 can help if you must transfer dc power and audio over a pair of copper wires. One application for such a circuit is a low-cost door-opening system with speech input. The circuit uses only one IC, the ...
    04-04-2016