analog circuits (sometimes)
[ˈænəlɔːɡ ˈsɜːrkɪts]
nounpl: analog circuits
circuitos analógicos
1. Electronic circuits that process continuous electrical signals (as opposed to discrete digital signals), using components like resistors, capacitors, transistors, and operational amplifiers to amplify, filter, or manipulate analog signals
The audio amplifier uses analog circuits to process the microphone signal before digital conversion.
O amplificador de áudio usa circuitos analógicos para processar o sinal do microfone antes da conversão digital.
2. Circuits designed to represent physical quantities as continuously varying voltages or currents, commonly found in older electronic devices before the digital revolution
Vintage radios relied entirely on analog circuits for signal reception and amplification.
Os rádios antigos dependiam totalmente de circuitos analógicos para recepção e amplificação de sinais.
In Brazil, as in most countries, the shift from analog to digital technology occurred primarily from the 1980s onward. The term 'circuitos analógicos' remains important in engineering education and specialized fields like audio engineering, telecommunications, and signal processing. In the USA, there has been a resurgence of interest in analog circuits among audiophiles and vintage electronics enthusiasts, making the term relevant in both technical and hobbyist contexts.
Related Idioms & Phrases
going analog - returning to or preferring analog technology over digital
in the analog days - referring to the era before digital electronics dominated
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