CQV-SWR120 power meter and PSV meter with alarm
The CQV-SWR120 is a digital power and standing wave ratio meter (PSV) in the range of 1.8MHz-54MHz. Full color 240 x 240 pixel LCD display
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antenna tuner
If the impedance of the connected antenna is significantly different from the impedance of the previous element, If the impedance of the connected antenna is significantly different from the impedance of the previous element. If the impedance of the connected antenna is significantly different from the impedance of the previous element
Elaborated answers for radio amateur exams
When preparing for radio amateur exams, it is difficult for interested parties to obtain comprehensible documents, from which they would understand the issues of electrical engineering and radio engineering.
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Multiband End-Fed half-wave EFHW antenna
Anténa End Fed Half Wave (EFHW) is light, low cost, multiband and therefore at first sight temptingly lucrative. To help
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Xiegu X6100 HF/50MHz SDR transceiver
The Xiegu X6100 is an ultra portable SDR transceiver (software defined radio) for KV and 6m. High performance and rich functionality is
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Tuning capacitors and inductance variables OK1TN
Slavek OK1TN has been producing tuning capacitors with plastic and ceramic faces for many years, which are suitable for the output stages, antennas
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EA3CGY kit for amateur radio
Javier EA3GCY is a technical manager “QRP Ham Radio Kits”, companies, which since 1990 produces various DIY kits for radio amateurs. They are
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FC automatic antenna tuner – 10 (manual plus experience)
The FC-10 automatically tunes the HF transceiver and antenna frequencies using microcomputer control. This feature is especially useful, The Yaesu brand has been known by radio amateurs all over the world as a synonym for quality radio stations or accessories for more than half a century.
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Recenzia LDG Electronics Z11 ATU
This automatic antenna tuner (ATU) certainly attracted several owners of QRP devices, separately Yaesu FT-817. It is suitable for any HF tranceivers
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Fourth edition of Low band DXing ON4UN
Tibor OM5NU provided us with information, that the 4th edition was published “bible traffic in the lower bands” – Low Band DXing by John Devolder,
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New ATU Elecraft T1
Elecraft offers a new automatic antenna tuner for range 160 – 6 m to a power of 20W (SSB/CW) or 10W (AM / FM / digi). This
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Ad: tuning tuners
Surely you all know this - you are deciphering a weak signal, when it suddenly sounds 9+30. A disaster, thunder. Ten, maybe twenty seconds of watching
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