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Tag «audio compression»

Dynamic speech compressor with audio preamplifier

Dynamic-compressor-with-audio-preamplifier

Dynamic speech compressor or simply audio compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds, therefore reducing or compressing an audio signal’s dynamic range. Compression is commonly used in sound recording and reproduction, broadcasting, hearing aid, live sound reinforcement, and in some instrument amplifiers. There are …

SSM2167 Microphone Preamplifier with compression for ubitx HF Transceiver

SSM2167 Microphone Preamplifier with compression for ubitx Transceiver

SSM2167 Microphone Preamplifier with compression for ubitx HF Transceiver This DIY project idea based on the small board module “SSM2167 Microphone Preamplifier Board Preamp Compression Module DC 3V-5V” widely available on eBay and Aliexpress. Mic gain is barely adequate on the µBITx transceiver since there is no Mic Gain control. It would also be helpful …