Heathkit Visual-Aural Signal Tracer, Model IT-12, 3 Vacuum Tubes, Metal Cabinet, Made In USA, circa 1962 Photo of: xitter.cf/2communications/status… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioequipment

X6100 TRANSCEIVER Vídeo of: facebook.com/share/r/1CFbmW5… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradiotransceiver – at Salvador, Brazil

In the context of ham radio, the choice between silicon and germanium semiconductors represents a fascinating bridge between vintage and modern engineering. Read the full text at: instagram.com/reel/DepN0prpy… Vídeo e f: instagram.com/reel/DebvIxtgM… #hamradio #amateurradio #py6cj – at Salvador, Brazil

Dual Band Ribbon J-Pole for 2m, 70cm Post of: qsl.net/va3iul/Antenna/Wire%… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

10 GHZ SSB TRANSCEIVER MODULBAUWIAN Read the full text at: (It's 14 pages) instagram.com/p/Deo3I18oArM/… Post of: seas.ucla.edu #hamradio #amateurradio #hamradiocommuity #py6cj #eletronic – at Salvador, Brazil

40m QRP KN-Q7 Transceiver Post of: qsl.net/va3iul/Homebrew_RF_C… #hamradio #amateurradio #hamradiocommuity #py6cj #oldradio – at Salvador, Brazil

In ham radio applications, the LM7805 linear voltage regulator is a staple component …. Read the full text at: instagram.com/reel/Deo0CB2vk… Vídeo of: instagram.com/reel/DeGFXK8gL… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradiodiy – at Salvador, Brazil

CONAR Photo of: facebook.com/share/p/1MhQbzs… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioequipment – at Salvador, Brazil

The 6J5 is a classic general-purpose medium-mu triode originally introduced in the 1930s, designed to act as a detector, amplifier, or oscillator. Read the full text at: instagram.com/p/DeowU6Clo5c/… #HamRadio #VacuumTube #RFT #AnalogElectronics #amateurradio – at Salvador, Brazil

Knocking down towers of 355 meters 😱😞 Vídeo of: facebook.com/share/r/1DuRv5R… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

Vacuum tube WE9300B… Vídeo of: facebook.com/share/r/1CQ99C1… #hamradio #amateurradio #hamradiocommuity #py6cj #vacuumtube – at Salvador, Brazil

DISCONE ANTENNA #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna

This is the K.W. Electronics 109. Photo of: facebook.com/share/p/1LAD1hR… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioequipment – at Salvador, Brazil

Simple-basic-Balun Post of: xitter.cf/cqcqcqdx/status/211153… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

The Chemistry and Mechanics of Materials: The Real Lifespan of Antennas. Read the full text at: instagram.com/reel/DemzBR9vI… #HamRadio #AntennaTheory #RFEngineering #AmateurRadio #py6cj – at Salvador, Brazil

15m HiMite Transceiver Post of: qsl.net/va3iul/Homebrew_RF_C… #hamradio #amateurradio #hamradiocommuity #py6cj #oldradio

Wow....a beautiful antenna park! Vídeo of: facebook.com/share/r/1GaNQbP… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

Ribbon J-Pole for 2m Post of: qsl.net/va3iul/Antenna/Wire%… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

Self…. #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil

Impact of Distributed Gate Resistance on the Performance of MOS Devices Read the full text at: instagram.com/p/Dej1BpqIMDF/… Post of: seas.ucla.edu/brweb/papers/J… #hamradio #amateurradio #hamradiocommuity #py6cj #hamradioantenna – at Salvador, Brazil