Audio Posts

This page is an archive of recent posts about home audio.

  • Future-Fi (1/1/2020) - A friend asked about getting started in component audio. This article grew out of the replay to his E-mail. In it, we take advantage of 50 years of industry and hobbyist experience to propose a nice contemporary system and explain some of the rational involved.
  • Schiit Pi? (10/3/2019) - What happens if you mash up a Raspberry Pi, Schiit Modi 3, and Schiit Magni, with some Sennheiser HD555 cans? Read to find out.
  • More Schiit — Modi and Magni (10/1/2019) - The Moocher adds Schiit Audio's Modi DAC and Magni headphone amp to the study system. Sennheiser HD555 cans complete this system. The Moocher describes how this rig copes some favored music.
  • Digital Recording of House of Worship Services (6/28/2019) - The Retired Moocher gives practical advice for capturing multi-track service recordings from today's digital mixers. The Moocher's musings are based on Allen & Heath SQ series mixers running 1.4.1 firmware but we're talking best practices so the article is useful with other popular digital mixers.
  • Music Discovery in the 21st Century (4/8/2019) - Use streaming music as a music discovery tool. Roon Radio with Roon integrated streaming services is a great way to discover new artists, new music, and who's playing near you. Learn how Dismal Manor uses Roon, Qobuz, and Tidal to guide live and recorded music purchases.
  • Allo Digione gets a Face (4/4/2019) - Give your Raspberry Pi Roon endpoint a pretty face and some skills. This article describes the additional tricks needed to add a display to a Allo DigiOne Signature Roon Endpoint.
  • MacOS Software Defined Radio with GQRX and RTL-SDR (3/30/2019) - You too can replace a $50 weather radio with a $2000 computer and a $25 USB TV tuner. This article chronicles the Moocher's first attempts to answer this question. Warning, some of it gets a bit geeky talking about FFT window functions.
  • Personal Audio on the Cheap (3/19/2019) - This article describes the benefits of using Roon Labs Roon Audio, a minimal personal audio system using Roon, and first additions to it.
  • Why Digital Audio Systems Upsample (2/19/2019) - Digital audio systems since the beginning have used elevated sampling rates for processing while down-sampling the product to 44.1 or 48 KHz sampling rates for storage and transmission. These design decisions are attempts to satisfy the requirements of the sampling theorem using easily implemented anti-aliasing filters and reconstruction filters.
  • Roon in a BHYVE (2/13/2019) - FreeNAS 11.2 has been out for a few weeks. After some time running Roon on a Ubuntu equipped 2009 Mac Mini, I decided I’d give Roon a try in a BHYVE VM on the new FreeNAS build. This note recounts the experience so far. As usual, both FreeNAS and Roon have their secrets and they … Continue reading Roon in a BHYVE

The trials and tribulations of the retired moocher lifestyle

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