Search Results for: ferrite

Band Reject filter circuit board
Clifton Labs

Inductor Selection for an AM Band Reject Filter

(Editor’s Note: The following article is from the archives of experimenter, inventor, friend of the Ham Radio community, and founder of Clifton Laboratories, Jack Smith, K8ZOA (SK).) One project I’ve been […]

Transformer distortion graph
Clifton Labs

Non-Linear Xformer Behavior

(Editor’s Note: The following article is from the archives of experimenter, inventor, friend of the Ham Radio community, and founder of Clifton Laboratories, Jack Smith, K8ZOA (SK).) I’ve written about linear […]

a multi-radio ham radio station diagram
Technical Articles

Using Transformers for Impedance Matching vs. Isolation

Transformers for Impedance Matching One of a transformer’s important functions is impedance transformation. Impedance transformation is just changing the ratio of voltage-to-current in one winding to a different ratio of […]

ham radio test equipment on workbench
Clifton Labs / Technical Articles

Audio Transformer Measurements and Modeling

(Editor’s Note: The following article is from the archives of experimenter, inventor, friend of the Ham Radio community, and founder of Clifton Laboratories, Jack Smith, K8ZOA (SK).) This page presents […]

a multi-tower ham radio antenna array
Antenna Tech / Technical Articles

Setting Up Multiple Antennas? 4 Tips on Avoiding Interference

Whether you’re operating at Field Day or a multi/multi contest station, one of the biggest problems is too many stations in a small area. So how do you control interference […]