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
Read on...Power amplifier, behind which there is no other amplifier is called in amateur radio terminology the output stage. The output stages use both bipolar and LDMOS transistors, but even in the 21st century, electronic output stages are very popular.
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
Read on...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.
Read on...Having a good signal is a business card of a radio amateur. Having a good signal is a business card of a radio amateur, which years ago
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Read on...Trojica Petr OK1BOA, Petr OK1FCJ, David OK6DJ is preparing for the DX expedition TU5PCT. It is part of a successful S9OK expedition.
Read on...Cheap VHF Amplifier How to Increase Device Power at 144 MHz? One option is an LDMOS amplifier with MRF9180. Tieto
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Read on...Slavek OK1TN has been producing tuning capacitors with plastic and ceramic faces for many years, which are suitable for the output stages, antennas
Read on...Javier EA3GCY is a technical manager “QRP Ham Radio Kits”, companies, which since 1990 produces various DIY kits for radio amateurs. They are
Read on...You are one of the radio amateurs, who make the final stage themselves? It is possible to make a tube amplifier of higher power if you have the necessary knowledge
Read on...Each, who started to deal with SO2R or multi operation with the possibility of working on multiple bands simultaneously encountered the issue of protection
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