vu3dxr.inNov 14, 2025

Looking for a reliable way to stabilize and optimize your sound? Check out the details on building or understanding the NJM4558 Audio Compressor circuit! Whether you're a ham radio operator, DIY audio enthusiast, or electronics hobbyist, this is a great resource for cleaner, more consistent audio output.

Learn more and see the full schematics here: https://vu3dxr.in/njm4558-audio-compressor/

#AudioCompressor #NJM4558 #DIYAudio #ElectronicsProject #HamRadio #CircuitDesign #AudioEngineering

NJM4558 Audio Compressor Circuit: Complete Build Guide

The NJM4558 audio compressor circuit shown in the schematic demonstrates a sophisticated approach to dynamic range control.

DXR Electronics Bits - Electronics and Technical resources from vu3dxr
vu3dxr.inNov 12, 2025

Level Up Your Audio: Build a Dynamic Speech Compressor + Mic Preamplifier! 🎧

Want studio-quality voice on your transceiver? This simple yet powerful project combines a speech compressor and audio preamp to make your signal clear, punchy, and consistent — even during noisy QSOs! ⚡

🔧 Learn how it works and build your own here:
👉 https://vu3dxr.in/dynamic-speech-compressor-with-audio-preamplifier/

#HamRadio #Homebrew #AudioCompressor #AmateurRadio #uBITX #DIYElectronics #VU3DXR #QRP

Dynamic speech 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

DXR Electronics Bits - Electronics and Technical resources from vu3dxr
Axel WernerOct 6, 2019
How to enable a systemwide audio compressor (dynamic range compression) on ubuntu for a more smooth audio/youtube/movie experience: https://awerner.myhome-server.de/doku.php?id=it-artikel:linux:how-to-enable-audio-normalization-a.k.a.-audio-compression-a.k.a.-audio-dynamic-range-compression-under-linux and https://github.com/gotbletu/shownotes/blob/master/pulseaudio-dynamic-range-compression.md #linux #linuxaudio #pulseaudio #audiocompressor #ubuntu
How to enable audio normalization a.k.a. audio compression a.k.a. audio dynamic range compression under Linux? [Axel Werner's OPEN SOURCE Knowledge Base]