Posts

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Forutsigelse av radioforholdene / propagasjon for Drammen QTH JO59 for nåværende måneder 2020.

Useful for RTTY contesting by W0YK

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Some receiving antenna equipment

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Isolation transformer for inverted-L 160 meter band with folded counterpoise. And EFHW multiband antenna based on the same wire element In the research development phase.

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Preference Adafruit CircuitPython vs Arduino C++ ??

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Inverted L Low Bands adaptation modeling for colleague

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Advanced Contest technique, methodology, high QSO rate

RX/TX report`s last 24 hours rx on some tested antennas from the current location (if active)

BPF`s contesting and not only

40 mtr band short beverage`s last edited 09.2019

Balun / transformers at high power level

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Q1 Mark II

12 dB by G3ZIL An Adaptive Noise Cancellation System for the HF Bands - link