Audio engineering field notes — lab logs, essays, maps, and links.https://jesganaud.dev/en-ushttps://jesganaud.dev/essays/ns10-remic-third-time/https://jesganaud.dev/essays/ns10-remic-third-time/Four weeks of A/B/X with three small-diaphragm condensers, two ribbons, and a $42 measurement mic. The measurement mic won.Mon, 11 May 2026 00:00:00 GMTmonitoringmeasurementstudio-aribbonshttps://jesganaud.dev/links/erbe-granular-history/https://jesganaud.dev/links/erbe-granular-history/Worth reading for the bit on the GRM’s tape splicing rigs — closer to physical sample rate conversion than what we now call granular. Also reframes Roads’ 1988 paper as documentation, not invention.Sun, 10 May 2026 00:00:00 GMTgranularhistoryreadinghttps://jesganaud.dev/notes/jackd-cold-boot-xrun/https://jesganaud.dev/notes/jackd-cold-boot-xrun/Sat, 09 May 2026 00:00:00 GMTjacklinux-audiodebugginghttps://jesganaud.dev/field-notes/three-rooms-same-kit/https://jesganaud.dev/field-notes/three-rooms-same-kit/Tracking the same Gretsch in three spaces in one week. The hi-hat lied every time — and the lie was the recording.Wed, 06 May 2026 00:00:00 GMTtrackingdrumsroomspracticehttps://jesganaud.dev/maps/compressor-bestiary/https://jesganaud.dev/maps/compressor-bestiary/What each one is good at, what it lies about, and what I reach for at 2am.Mon, 04 May 2026 00:00:00 GMTcompressiongearreferencehttps://jesganaud.dev/links/dpa-4061-thread/https://jesganaud.dev/links/dpa-4061-thread/Matches what I measured last September. Adding to the lavalier map.Sun, 03 May 2026 00:00:00 GMTmicslavaliermeasurementhttps://jesganaud.dev/field-notes/spl-meter-35hz/https://jesganaud.dev/field-notes/spl-meter-35hz/A class-1 meter is class-1 in the band it was specified for. The room below 40Hz is not in that band.Wed, 29 Apr 2026 00:00:00 GMTmeasurementlow-frequencyroomshttps://jesganaud.dev/essays/phase-coherence-cardioid/https://jesganaud.dev/essays/phase-coherence-cardioid/X/Y, ORTF, and Blumlein on the same cymbal, run through a 2k–6k complex coherence analysis. ORTF wins, but not for the reason in the textbooks.Sat, 25 Apr 2026 00:00:00 GMTstereophasecymbalsmeasurementhttps://jesganaud.dev/notes/reaper-headless-envrc/https://jesganaud.dev/notes/reaper-headless-envrc/Wed, 22 Apr 2026 00:00:00 GMTreaperrenderingshellhttps://jesganaud.dev/maps/aes-papers-2019-2025/https://jesganaud.dev/maps/aes-papers-2019-2025/34 papers, grouped by what they actually answer rather than what they claim to.Sat, 18 Apr 2026 00:00:00 GMTreadingpapersreferencehttps://jesganaud.dev/notes/pipewire-14-latency/https://jesganaud.dev/notes/pipewire-14-latency/Tue, 14 Apr 2026 00:00:00 GMTpipewirelatencylinux-audiohttps://jesganaud.dev/field-notes/listening-fatigue-day-six/https://jesganaud.dev/field-notes/listening-fatigue-day-six/On the difference between hearing and noticing, and why my reference tracks stopped working on Thursday.Sat, 11 Apr 2026 00:00:00 GMTpracticepsychoacousticsmixinghttps://jesganaud.dev/essays/concrete-stairwell-irs/https://jesganaud.dev/essays/concrete-stairwell-irs/Sine sweeps in a 7-flight stairwell at 03:00. The early reflections are the interesting part — the tail is everywhere.Tue, 07 Apr 2026 00:00:00 GMTconvolutionreverbfield-recordingIRshttps://jesganaud.dev/links/reaktor-7-announcement/https://jesganaud.dev/links/reaktor-7-announcement/The GPU fallback is the interesting bit — deterministic across machines or not? The release notes are ambiguous and the forum threads are speculation.Sat, 04 Apr 2026 00:00:00 GMTsoftwarereaktorgpu-audiohttps://jesganaud.dev/maps/cheap-non-transparent-converters/https://jesganaud.dev/maps/cheap-non-transparent-converters/Tue, 31 Mar 2026 00:00:00 GMTconvertersgearcharacterhttps://jesganaud.dev/notes/rsync-stems-backup/https://jesganaud.dev/notes/rsync-stems-backup/Sat, 28 Mar 2026 00:00:00 GMTbackupshellworkflowhttps://jesganaud.dev/field-notes/tape-hiss-compositional/https://jesganaud.dev/field-notes/tape-hiss-compositional/Removing the hiss removes the room. I keep forgetting this and re-learning it.Tue, 24 Mar 2026 00:00:00 GMTtapenoiseaestheticshttps://jesganaud.dev/maps/eurorack-utility-modules/https://jesganaud.dev/maps/eurorack-utility-modules/Thu, 19 Mar 2026 00:00:00 GMTmodulareurorackgearhttps://jesganaud.dev/essays/gain-staging-1394/https://jesganaud.dev/essays/gain-staging-1394/Firewire is dead and I am still tracking gain through three Presonus boxes daisy-chained off a thunderbolt adapter. Here is the math.Sat, 14 Mar 2026 00:00:00 GMTgain-stagingfirewiredigitalhttps://jesganaud.dev/links/aes-elibrary-perceptual/https://jesganaud.dev/links/aes-elibrary-perceptual/I keep coming back to this. The codecs we still use today were tuned on one room’s worth of ears.Mon, 09 Mar 2026 00:00:00 GMTreadingcodecshistoryhttps://jesganaud.dev/essays/audio-over-ip-jitter/https://jesganaud.dev/essays/audio-over-ip-jitter/Dante on consumer-grade switching gear. The packets arrive. The order is creative.Tue, 03 Mar 2026 00:00:00 GMTdantenetworkingjitterhttps://jesganaud.dev/links/sm57-eq-myth/https://jesganaud.dev/links/sm57-eq-myth/Half the EQ advice on the internet is corrected by reading the actual response curve.Fri, 27 Feb 2026 00:00:00 GMTmicsreference