DIY Satellite Tracker/Radio Telescope

DIY Satellite Tracker/Radio Telescope

NOAA Satellite Antenna Positioning
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Part 1
https://youtu.be/NsY76tI2Vus


Part 2
https://youtu.be/smWwjiOIAYI

Small transmitting loop (STL) antenna that covers at least the 80 and 40 meter bands

Small transmitting loop (STL) antenna that covers at least the 80 and 40 meter bands

Nice technical details and ideas.
https://www.nonstopsystems.com/radio/frank_radio_antenna_magloop.htm

3D printer applications for Ham Radio: SM0VPO

Lot's of interesting projects at http://www.sm0vpo.com/

There are also some 3D printer applications for Ham Radio.

3D DENCO COIL SUBSTITUTE
by Harry Lythall - SM0VPO

A SI5351 VFO-BFO UPDATE 9/15 9/16 9/21 11/15/17 by KV4QB

A SI5351 VFO-BFO UPDATE 9/15 9/16 9/21 11/15/17 by KV4QB

https://kv4qb.blogspot.com/2017/09/a-si5351-vfo-bfo.html

Dayton Hamvention Antenna Summary

http://www.k3lr.com/Dayton/

Wago 221 Bare Wire Connections

Wago 221 SERIES LEVER-NUTS® The Way to Connect!

Compact Splicing Connectors

https://www.wago.com/media/content/221/downloads/usa/221_brochure.pdf

Connect any combination of solid, stranded, and flexible copper wires.

--R&D Test Report Paper: Experimental efficiency estimation of small HF vehicular antennas--

27-Feb-2018 (©HB9CVQ, DK2VQ, D. A. Hansen)
--R&D Test Report Paper: Experimental efficiency estimation of small HF vehicular antennas--

Comparing HF-mobile Antennas at DL1A on 160/80/40/20m:
Stealth Telecom 9360 vs. Yaesu ATAS 120 A and el. small R&D 160/80m Monopoles

Diethard (Andy) Hansen HB9CVQ, DK2VQ, AK4IG, Christoph Schumacher DL7SAQ,
Dennis Willigmann DB6BD, Remo Reichlin HB9TPR, Reto Voser HB9TPX


http://www.dd1a.de/images/PDF/Comparing.pdf