About Us

Vitamin DX Publishing was established in 2022 in Pacifica, California.  We mainly specialize in Amateur Radio Books and Publications. All books are available in paperback, some titles are also available in hard cover as well as digital (Kindle) edition.

We are in the process of expanding to audiobooks as well as adding some new titles in the logbook series. In addition, look for a new release on Ham Radio Satellites. Publication date is pending. Sign up to get notified once available! 

Our books are available at DX Engineering as well as Amazon. Please see corresponding links on the available books pages. You can also get signed copies via this website.


The MaximumRF YouTube Channel is an affiliate of VitaminDX Publishing.

If you are interested in the Audiobook outside the United States, please follow the links for the countries below:

Vitamin DX Publishing - Take Twice Daily at Grayline

Pacifica, CA, USA