Wester Efeatric 212 The legendary audio and radio frequency valve. The Western Electric 212E is one of the most iconic directly heated transmission valves ever produced. With more than 13 inches in height (33 cm), this triode is designed for professional applications in broadcast, radio frequency and high-end valve systems. Vídeo of: https://www.tiktok.com/@ham.radio.brother?_r=1&_t=ZS-939kc2hHYCl #HamRadio #AmateurRadio #vacuumtube #eletronic #py6cj | PY6CJ - João Grisi Online

16K views · 1.4K reactions | Navdeep Tripathi, a PhD Researcher at our Wireless Communication Laboratory, School of Electronics Engineering is exploring the dynamic field of radio frequency for his PhD. With the rise of 5G, 6G, and beyond, this domain has vast applications in defence, space, and daily technology, making it a natural choice for his research. | KIIT - Kalinga Institute of Industrial Technology | Facebook

RFID Magic: The Technology That Makes Sushi Plate Scanning Possible! RFID, or Radio Frequency Identification, is the invisible technology that lets sushi restaurants automatically track and scan plates as they pass by. Each sushi plate has a tiny RFID tag embedded inside, which stores information such as the plate’s price, type, or freshness. RFID readers emit radio waves that power these tags and read the data wirelessly... no scanning by hand needed. This system allows the restaurant to instan