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8 results for tags
antenna
x
Fundamentals of the MiniWhip antenna, Pieter-Tjerk de Boer, PA3FWM
Found on
https://www.ukraa.com/store/categories/e-field-probe/e-field-active-antenna-masthead-amplifier-and-bias-t
The author claims that the capacitance of a cylindrical plate is proportional to its diameter rather than its area.
Sat Apr 13 10:21:36 2024 - permalink
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https://www.pa3fwm.nl/technotes/tn07.html
antenna
electronics
physics
VLF
Dipole Calculator | Antenna Length Calculator
Found via rtl-sdr.com, includes adjustment factor which depends on the diameter of the conductors.
Mon Jan 8 13:35:57 2024 - permalink
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https://www.omnicalculator.com/physics/dipole
antenna
electronics
hardware
on-line
tool
Helix antenna for L-band
All parts 3D printed from PETG material, UV resistent and water proof. Found via
https://www.rtl-sdr.com/techminds-building-a-3d-printed-2-4-ghz-dual-feed-helix-for-qo-100/
and
https://www.qrz.com/db/DC8PAT
See also
https://www.rtl-sdr.com/receiving-x-band-images-from-the-arktika-m1-arctic-monitoring-satellite/
,
https://www.rtl-sdr.com/a-comprehensive-beginners-guide-to-hrpt-weather-satellite-reception/
Sat Sep 23 13:45:51 2023 - permalink
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https://nolle.engineering/l-band-antenna/
3D-print
antenna
electronics
hardware
helix
IdealLoop H301 - VLF Loop Receiver
The best compromise between sensitivity and portability
by Luca Feletti and Renato Romero. PCB layout by Jochen Richert.
Detailed description of a shielded magnetic loop antenna for VLF signals
Mon Jun 26 11:44:11 2023 - permalink
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http://www.vlf.it/feletti2/idealloop.html
antenna
electronics
hardware
radio
Reception techniques: An easy loop
Shielded loop antenna for VLF, found on
http://www.n4iqt.com/easy_loop_antenna/Notes.txt
Fri Jun 23 18:33:28 2023 - permalink
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http://www.vlf.it/easyloop/_easyloop.htm
antenna
electronics
hardware
radio
Matt Roberts - KK5JY.Net
Found on
https://www.rtl-sdr.com/frugal-radio-testing-a-loop-on-ground-antenna-with-an-airspy-hf-discovery/
Thu Jan 20 16:39:44 2022 - permalink
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http://www.kk5jy.net/
antenna
radio
software
Ham Radio Station 5B4AZ
Antenna analysis software NEC2 in C with GUI.
NORAD sdp4/sgp4 satellite orbit modelling software in C and Pascal.
Thu Jan 19 17:37:07 2017 - permalink
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http://www.5b4az.org/
antenna
FOSS
satellite
software
Details • SatNOGS - Global Network of Ground Stations • Hackaday.io
Helical antenna for UHF (437 MHz).
Wed Jan 4 22:45:33 2017 - permalink
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https://hackaday.io/project/1340-satnogs-global-network-of-ground-stations/log/10073-satnogs-going-helix
antenna
electronics
hardware
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