NATO/Fr-Ny 4481F BRASS/MRL

Last update:  23th October, 2020
(for background it might be helpful to read this post)

US/NATO Navy

Freq. (cf) (1)	50bps	75bps	75(50)bps (2)	encryption (3)
2815,00		X			KG-84
4005,00	X			KW-46
4005,00	X			KW-46
4233,00	X			KW-46
4289,00	X			KW-46
4311,20		X		KW-46
4747,00		X			KG-84
4905,00	X			KW-46
4985,00	X			KW-46
4985,00	X			KW-46
5120,50		X		KW-46
5340,00		X			KG-84
6383,00		X		KW-46
6487,00		X			KG-84
6732,00		X		KW-46
6759,00		X			KG-84
6832,60		X			KG-84
6942,00		X			KG-84
7455,00	X			KW-46
7545,50		X		KW-46
7597,00		X			KG-84
8145,00			X	KW-46
8145,00			X	KW-46
8204,50			X	KW-46
8676,00	X			KW-46
8694,00	X			KW-46
8788,00	X			KW-46
8792,00	X			KW-46
9075,00		X			KG-84
9112,00	X			KW-46
9830,00	X			KW-46
9830,00	X			KW-46
10153,00	X			KW-46
10430,00		X			KG-84
10974,00		X			KG-84
11688,00	X			KW-46
11688,00	X			KW-46
12015,00	X			KW-46
12015,00	X			KW-46
12120,00		X			KG-84
13229,00			X	KW-46
13870,00	X			KW-46
14434,30	X			KW-46
15959,00		X			KG-84
16047,00		X			KG-84
16055,00		X			KG-84
16123,00	X			KW-46
16228,50		X			KG-84
16268,50		X			KG-84
18370,00		X			KG-84
18558,00		X			KG-84
51	23	24	4	32	19

(1) n-times reported items mean that the broadcast was heard from n-different stations
(2) the NATO 50/75 Baud FSK transmissions, mostly from NSY (NRTF Niscemi, Italy), are examined here
(3) read here about the crypto devices names

French Navy

the so-called "Fr-21" encryption is discussed here

QRG (cf)	50bps	encryption
2065,80	X	Fr-21
6367,30	X	Fr-21
6431,70	X	Fr-21
8518,80	X	Fr-21
8566,80	X	Fr-21
13419,80	X	Fr-21
6	6	6