VLF-DATA

Receiver - Graz (15.431 E 47.065 N)
Transmitters:
1. DHO (23.4 kHz, 7.67 E 53.083 N)
2 TBB (26.7 kHz 27.33 E 37.25 N)
3 NRK (37.5 kHz, -22.46 W 63.95 N)
4. ITS ( 45.9 kHz, 14.1 E 37.1 N)
5. GBS (19.58 kHz, -3.28 W 54.61 N)
6. NAA (24.0 kHz, -157.8 W 21.4 N)
7. ICV (20.27 kHz, 9.4 E 40.9 N)
8. NPM (21.4 kHz, 201.84 E 21.4 N)