#OTD #TDIH #August8, 1991 #WarsawRadioMast collapses.
#WorldsTallestStructures #JanPolak #RadioMasts #RadioTowers #MastRadiators #DipoleAntenna #HalfWaveRadiators #Longwave #Radio #RadioTransmitters #RadioSky
en.wikipedia.org/wiki/Warsaw_...

His work included finding and monitoring nests, banding and measuring nestlings and tagging adults, sometimes with radiotransmitters to learn how birds respond to the pressures of urban development, how that might change their habitat use, survival, breeding success, and physiological condition.

At the end of Toad Day 2018, @KatrinaMSwitzer and our field team deployed a new batch of radiotransmitters. As males fade from a bright yellow to a cryptic brown, she'll use telemetry to follow their post-Toad-Day behaviour.

US Radio Transmitter Market Trends 2026: Rising Demand, Innovation, and Supply Chain Shifts www.marketresearchfuture.com/reports/us-r...
#RadioTransmitters #WirelessCommunication #USTelecom #BroadcastEquipment #RFTechnology