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@wanderingdevdev.bsky.social Oct 10, 2026, 3:13 PM

FCC Element 3 (GROL) practice: What is a characteristic of a NAND gate? Choices on the card, answer in the reply. #GROL #avionics #hamradio

What is a characteristic of a NAND gate? A) Produces a logic "0" at its output only when all inputs are logic "0". B) Produces a logic "1" at its output only when all inputs are logic "1". C) Produces a logic "0" at its output if some but not all of its inputs are logic "1". D) Produces a logic "0" at its output only when all inputs are logic "1".

@wanderingdevdev.bsky.social Oct 7, 2026, 3:14 PM

FCC Element 3 (GROL) practice: Name two types of spread spectrum systems used in most RF communications applications? Choices on the card, answer in the reply. #GROL #avionics #hamradio

Name two types of spread spectrum systems used in most RF communications applications? A) AM and FM. B) QPSK or QAM. C) Direct Sequence and Frequency Hopping. D) Frequency Hopping and APSK.

@wanderingdevdev.bsky.social Oct 3, 2026, 3:15 PM

FCC Element 1 (MROP) practice: Where must the principal radiotelephone operating position be installed in a ship station? Choices on the card, answer in the reply. #GROL #avionics #hamradio

FCC Element 1 (MROP) practice question: Where must the principal radiotelephone operating position be installed in a ship station? A) At the principal radio operating position of the vessel. B) In the chart room, master's quarters or wheel house. C) In the room or an adjoining room from which the ship is normally steered while at sea. D) At the level of the main wheel house or at least one deck above the ship's main deck.

@aviationnews-eu.bsky.social Sep 30, 2026, 5:57 PM

#AviationNews #NorthropGrumman #F35 #DefenseTech #ArtificialIntelligence #Avionics #MilitaryAviation #USAirForce #AirDominance #Aerospace

@aviationnews-eu.bsky.social Sep 30, 2026, 5:11 PM

#AviationNews #BAESystems #USAF #F16 #DefenseTech #Avionics #MilitaryAviation #NATO #AIMS #AirForce

@wanderingdevdev.bsky.social Sep 30, 2026, 3:14 PM

FCC Element 3 (GROL) practice: In which frequency band does a search and rescue transponder operate? Choices on the card, answer in the reply. #GROL #avionics #hamradio

GROL Exam Prep card. FCC Element 3 (GROL) practice, Survival Craft Equipment: VHF, SARTs & EPIRBs. In which frequency band does a search and rescue transponder operate? A) 9 GHz. B) 3 GHz. C) S-band. D) 406 MHz. FCC Elements, offline, pay once.

@c-130.net Sep 28, 2026, 12:49 PM

The proposed C-130 Hercules AEW was a British concept for adapting the proven aircraft into an airborne early warning platform during the Cold War. The C-130 AEW remained a proposal and was never developed or adopted. #AEW #C-130 #avionics #surveillance

@panasonic.aero Sep 22, 2026, 4:30 PM

30 years of keeping airlines flying reliably ✈️

PTS celebrates the milestone at MRO Europe 2026! Visit Booth #7-1903, RAI Amsterdam, Oct 28–29, to see how we boost IFEC reliability & uptime. See you in Amsterdam!

#MROEurope2026 #Avionics #IFEC

@wolfssl.com Sep 22, 2026, 3:39 AM

Join us September 23 to discuss how the CRA intersects with existing aviation cybersecurity requirements.

Save the date: Sep 23 | 7 AM PT / 3 PM UK / 4 PM CET
Register today: aerospace-innovation...
#CRA #AviationCybersecurity #Avionics #CyberResilienceAct