© brismike (CC BY-NC)
© brismike (CC BY-NC)
50 Cents - Elizabeth II 6th Portrait - 75th Anniversary Australian Signals Directorate
2022 year| Copper-nickel | 15.55 g | 31.51 mm |
| Issuer | Australia |
|---|---|
| Queen | Elizabeth II (1952-2022) |
| Type | Non-circulating coin |
| Year | 2022 |
| Value | 50 Cents 0.50 AUD = USD 0.34 |
| Currency | Dollar (1966-date) |
| Composition | Copper-nickel |
| Weight | 15.55 g |
| Diameter | 31.51 mm |
| Thickness | 3 mm |
| Shape | Dodecagonal (12-sided) |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Updated | 2024-10-04 |
| Numista | N#338562 |
|---|---|
| Rarity index | 70% |
Reverse
An inner circle divided into third right lower third containing text and numerals representing code. Outside of the inner circle surrounding it more text and numerals.
Script: Latin
Lettering:
AUSTRALIAN
SIGNALS
DIRECTORATE
75
1947 - 2022
REVEAL AND PROTECT
Designer: Adam Ball
Edge
Plain
Comment
Released by the RAM in a coincard is this NCLT 50 cent coin commemorating the 75th Anniversary of the Australian Signals Directorate. A competition was run to see if anyone could decipher the secret message hidden in the code text & numerals on the coin.