by Brewster LaMacchia | Feb 15, 2022 | A2B, Design, Hardware, Software
Clockworks authored an introductory A2B article series covering AD242x based second generation A2B systems in AudioXpress magazine in 2021 and 2022. AudioXpress magazine is a great resource for both professional audio designers and those with a general interest in all...
by Brewster LaMacchia | Sep 23, 2020 | A2B, Audio, Software
ADI’s SigmaStudio tool for A2B topology set up can be controlled via a Windows COM API provided by Analog Devices. In this example we’ll create a small Python program to load an A2B configuration and then capture data from a temperature sensor connected to...
by Brewster LaMacchia | Aug 14, 2020 | A2B, Audio, Hardware
During prototyping and development it can be convenient to be able to send or receive audio from a host PC (Windows or Mac in this case) for injecting signals or for monitoring -particularly if using SigmaStudio for A2B topology modifying routing to accommodate...
by Brewster LaMacchia | May 9, 2020 | Audio, Hardware, Testing
In testing some of the A2B hardware what appeared to be high jitter on the clocks was observed. While specialized scopes & software are available for making jitter measurements one was not available at the time measurements were needed. The basic idea is simple...
by Brewster LaMacchia | May 25, 2018 | Audio, Design, Testing
As part of some ongoing work earlier this year I needed to test the performance of a high performance 200W/channel class D amp (more on the amp in some future post). To get accurate SNR and THD+N measurements a low pass filter is needed in front of the measurement...
