Colour Directional Spectrograms received by DF6NM in JN59NK - (c) Spectrum Lab by DL4YHF

Fullband View (135.6 - 138.2 kHz)
Scales: 5 Hz/pix - 2 s/pix - lin 2 ÁV/m fullscale - 0.34 Hz FFT - update every 30 min

Transatlantic Waterhole (137774.8 - 137781.4 Hz)
Scales: FFT res. 21 mHz/pix - 15 s/pix - lin 0.2 ÁV/m fullscale - update every 30 min

Announcement to Blacksheep on Oct 30, 2004 - Click here to jump ten years ahead in time