73 Magazine

World Radio Online

HamMag

Flying Pigs Bacon Bits

73 Magazine

No collection of free amateur radio publications would be complete without mentioning the huge stash of 73 Magazine, aka Amateur Radio Today.
73 was published from 1960 until 2003. It was a perennial favorite in the amateur radio community during it's run. It is now available online for all to reach at archive.org.

This collection is available from the non-profit Internet Archive:
73 Magazine at Internet Archive

Polytechnisch Zakboek Pdf - Temp -

The U.S. National Institute of Standards and Technology offers a comprehensive, peer-reviewed database of thermodynamic properties. You can find steam tables, specific heat capacities, and thermal conductivity for thousands of substances.

You can purchase a legitimate e-book version (usually in a secure format like Adobe DRM or dedicated app reader). It is not a standard PDF you can share, but it is searchable and resides on your laptop or tablet. Price range: €85 – €110. Polytechnisch Zakboek Pdf - Temp

Some illegal download sites generate a fake politechnisch_zakboek.pdf.tmp file that, when renamed, opens as a scrambled document or a ransomware payload. Cybersecurity firms report that engineering forums are prime targets because engineers have high-value design data. You can purchase a legitimate e-book version (usually

Ironically, the physical book has extensive temperature tables (e.g., thermal expansion, steam tables). A user looking for a general PDF might not want search results flooded with content about "temp" (temperature) but rather the complete file. specific heat capacities

Van Gorcum has recognized the digital shift. While a free "Polytechnisch Zakboek Pdf - Temp" does not exist, there are official digital purchase options that serve the same need for portability.

HamMag

HamMag is another now-defunct free publication. Produced in Europe, this was a very grass-roots publication that had a wide range of topics and columns.

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All files:	HamMag.zip 38 Mb

Flying Pigs QRP Newsletters

The Flying Pigs QRP Club, International is a laid-back, fun loving group of QRP enthusiasts. Over several years the FPQRP "Bacon Bits" Newsletter was published in PDF format.

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