| Subject | English | Spanish |
| comp., MS | audio codec | códec de audio (The digital encoding used to represent audio data) |
| commun. | codec approach | método del códec |
| commun. | codec specification | especificación del códec |
| commun. | digital codec | codec digital |
| commun. | ideal codec | codec ideal |
| comp., MS | image codec | códec de imágenes (Software or an algorithm that converts images to a specified file format (encoder) or from file format to displayed image (decoder)) |
| IT, el. | monochip codec filter | codec y filtro en una sola pastilla |
| comp., MS | narrowband audio codec | códec de audio de banda estrecha (An audio codec that provides voice by using a sampling rate of 8 kHz) |
| comp., MS | narrowband codec | códec de banda estrecha (An audio codec that provides voice by using a sampling rate of 8 kHz) |
| el. | PCM codec | codec MIC |
| pwr.lines. | PCM codec | codificador-decodificador MIC |
| IT | per line codec | codec por línea |
| IT | per line codec | codec monocanal |
| commun. | reference codec | códec de referencia |
| commun. | reference speech codec | códec vocal de referencia |
| el. | single chip codec | codificador/descodificador monochip |
| el. | single chip codec | codec monochip |
| IT | single-channel codec | codec por línea |
| IT | single-channel codec | codec monocanal |
| IT | thirty-channel PCM per-line codec multiplexer | multiplexor MIC de 30 canales con codec por canal |
| comp., MS | video codec | códec de vídeo (An algorithm used to compress and decompress video data. Video codec can be implemented in hardware or software or both. Commonly used video codecs include audio/video interleaved (AVI) and Moving Pictures Expert Group (MPEG)) |
| comp., MS | wideband audio codec | códec de audio de banda ancha (An audio codec that provides high-quality voice by using a sampling rate of 16 kHz) |
| comp., MS | wideband codec | códec de banda ancha (An audio codec that provides high-quality voice by using a sampling rate of 16 kHz) |
| comp., MS | Windows Media Audio codec | códec de audio de Windows Media (A codec used to compress and decompress audio streams) |
| comp., MS | Windows Media Screen codec | códec de pantalla de Windows Media (A codec used to compress and decompress sequences of screen images) |
| comp., MS | Windows Media Speech codec | códec de voz de Windows Media (A codec used to compress and decompress audio streams with an emphasis on speech) |
| comp., MS | Windows Media Video codec | códec de vídeo de Windows Media (A codec used to compress and decompress video streams) |
