Signalling & Communication
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TermDefinition
- Flag / Pennant, Signals & Communication Code Flag Delta (D)

The International Maritime Signal Flag Delta.
Meaning
I am manoeuvring with difficulty.
If appended with a Numeral Pennant, a Date. - Phonetic Alphabet, Signals & Communication Delta
Pronounced: DEL-ta
The term for the letter D in the NATO Phonetic Alphabet.
- General Nautical Terminology, Safety, Signals & Communication Digital Selective Calling (DSC)
An automated VHF and MF/HF radio communication system used in maritime environments to send distress alerts, establish contact, and exchange...
More Details - Flag Semaphore, Signals & Communication Letter D (Flag Semaphore)

This shape represents the Letter D (Flag Semaphore) and the Number 4 (Flag Semaphore).
- Morse Code, Signals & Communication Letter D (Morse Code)
International Morse Code sequence representing the letter D.

