Acoustic coupler

{
  "id": "MLC-T-IND-000078",
  "term": "Acoustic coupler",
  "field": "Industrial and trades",
  "definition": "A device that converts electrical signals from a modem into sound waves and vice versa, allowing data transmission over standard telephone lines using a conventional handset. It typically consists of rubber cups that fit over the telephone receiver and mouthpiece, isolating the audio signals. This technology was prevalent before direct-connect modems became widespread.",
  "subject": "Industrial supplies, equipment, and components",
  "references": [
    "Acoustic coupler (Wikipedia)"
  ],
  "translations": {
    "de": "Akustikkoppler",
    "es": "acoplador acústico",
    "fr": "coupleur acoustique"
  },
  "url": "https://mlchart.com/terminology/industrial/acoustic-coupler/"
}