| The physical and human spects dealing with audio, video, and images
Image: file formats
· image noise reduction
· blur detection
· halftoning, dithering
· illuminant correction
· Image descriptors
· Reverse image search
· image feature and contour detection
· OCR
· Image - unsorted
Displays: Video display notes · before framebuffers · Simpler display types · Display DIY ·· Screen tearing and vsync · Arguments for 60fps / 60Hz in gaming
Video: file format notes · video encoding notes · Subtitle format notes
Vision and color perception: physics, numbers, and (non)linearity · objectively describing color · the eyes and the brain · color spaces · references, links, and unsorted stuff · Lux and lumen
Audio physics and physiology: Sound physics and some human psychoacoustics · Descriptions used for sound and music · multichannel and surround · Sound level meter notes
Noise related: Stray signals and noise · sound-related noise names · electronic non-coupled noise names · electronic coupled noise · ground loop · (tape) noise reduction · strategies to avoid coupled noise · emphasis · Sampling, reproduction, and transmission distortions
Digital sound and processing:
capture, storage, reproduction · on APIs (and latency) · programming and codecs · some glossary · audio noise reduction · Audio and signal processing - unsorted stuff
Music electronics:
device voltage and impedance, audio and otherwise ·
amps and speakers ·
basic audio hacks ·
Simple ADCs and DACs ·
digital audio
On the stage side: microphones ·
audio levels & technical gritty ·
devices you'll use ·
cables, connectors, adapters ·
effect hardware · sync
Electronic music and DIY:
- approaches to making sounds · some history · interesting instruments · Gaming synth ·
- Synth: MIDI · sync · Electrical components, small building blocks · VCO, LFO, DCO, DDS notes · microcontroller synth · audio platforms
- modular synth: formats (physical, interconnects) · physical · Learning from existing devices · eurorack power supply ·· Modules/makers of note: Mutable instruments
- DAW: audio plugins · Ableton notes · MuLab notes · Mainstage notes · VCV Rack notes
Unsorted: Visuals DIY · Signal analysis, modeling, processing (some audio, some more generic) · Music fingerprinting and identification
For more, see Category:Audio, video, images
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No long wires plugged into nothing
Separating wires
Shorter wires / shorter loops
Finding the main cause
Thicker wires
Twisted pair
Coax
Digital or optical lines
Balanced lines
See also Common mode, differential mode#Balanced_audio_.2F_pro_audio
Shielding
Cable shielding
Shield and ground
Unsorted (shielding)
Guarding
On cable and chassis shielding
On interconnecting different chassis' grounds
On grounding topologies
On galvanic isolation
On ground loop isolators
On ground lift
On chassis grounding
FCC interference
Unsorted