Blog Entries

ASIO Arrives
ASIO401 is an open-source ASIO driver for the QA401 created by Etienne Dechamps. Aside from some input I had on how the QA401 wire protocols operate, the resulting ASIO driver...
ASIO Arrives
ASIO401 is an open-source ASIO driver for the QA401 created by Etienne Dechamps. Aside from some input I had on how the QA401 wire protocols operate, the resulting ASIO driver...

Low-Cost Test Setups
A common question we get is "Can I run the QA401 on an older machine?" In general, as long as the PC is running Windows 10 the answer is "yes."...
Low-Cost Test Setups
A common question we get is "Can I run the QA401 on an older machine?" In general, as long as the PC is running Windows 10 the answer is "yes."...

NAMM 2019
NAMM is the premiere event for those that manufacture musical instruments and accessories to connect with buyers--from independent music shop owners to large corporate buyers. To put things in perspective, CES...
NAMM 2019
NAMM is the premiere event for those that manufacture musical instruments and accessories to connect with buyers--from independent music shop owners to large corporate buyers. To put things in perspective, CES...

Estimating Circuit Yields
A common exercise for all design engineers is understanding the "spreads" or yields on their circuit performance. When using SPICE, this can be done by running hundreds or thousands of...
Estimating Circuit Yields
A common exercise for all design engineers is understanding the "spreads" or yields on their circuit performance. When using SPICE, this can be done by running hundreds or thousands of...

QA401 Headless & Linux Support
There are two recurring requests for the QA401 platform: First, people ask if they can easily control the hardware from a language like Python, Matlab or LabView instead of DotNet...
QA401 Headless & Linux Support
There are two recurring requests for the QA401 platform: First, people ask if they can easily control the hardware from a language like Python, Matlab or LabView instead of DotNet...

QA401 Release 1.70
Release 1.70 should be out this week and adds in a test plugin (Test Plugins-> Speaker Impedance) that makes it easy to measure the impedance of a speaker. Another plug-in...
QA401 Release 1.70
Release 1.70 should be out this week and adds in a test plugin (Test Plugins-> Speaker Impedance) that makes it easy to measure the impedance of a speaker. Another plug-in...