Solid state airflow sensor with linear 4-20mA output

1 · Edn · July 8, 2026, 12:22 p.m.
Summary
The blog post discusses the creation of a solid state airflow sensor using a self-heated Darlington transistor pair, highlighting its sensitivity and sturdiness while addressing the challenge of correcting non-linearity in the output signal. However, the post lacks original insights or personal experiences, presenting content typical of industry announcements.