HB100 outline diagram and antenna beam pattern The HB100 module consists of Dielectric Resonator Oscillator (DRO), microwave mixer and patch antenna. The module operates at +5 Vdc for Continious wave ...

The module in question is a CDM324 24-GHz board that’s currently listing for $12 on Amazon. It’s the K-band cousin of the X-band HB100 used by [Mathieu] in a project we covered a few years ...