137.4 kHz - 02 DIC 1998 21.55 UTC - signal and noise S7 - ICOM IC746 CW 350 Hz with DSP 80Hz - Square loop (19 turn, 1.25 mt side).

The lines are long around 8.5 - 9 sec.

136 kHz - 06 DIC 1998 10.20 UTC - S7-8 - ICOM IC746 CW 350 Hz - Square loop (19 turns, 1.25 mt side)

137.7 kHz - 06 DIC 1998 19.48 UTC - signal S7/8 - ICOM IC746 CW 350 Hz - Square loop (19 turn, 1.25 mt side).

The lower lines are long around 1.4 sec. The other lines are 50 Hz interference (?).

137.3 kHz - 08 DIC 1998 19.20 UTC - signal and noise S8/9 - ICOM IC746 CW 350 Hz - Square loop (50 turn, 1.25 mt side).

The lines are long around 11 - 12 sec.

137.77 kHz - 12 GEN 1999 21.30 UTC - signal and noise S9+20 - ICOM IC746 CW 350 Hz with DSP 160 Hz - Square loop (50 turn, 1.25 mt side).

Slow FSK ???

137.68 kHz - 28 FEB 1999 16.50 UTC - signal and noise S9+10 - ICOM IC746 CW 350 Hz with DSP 80 Hz - Square loop (50 turn, 1.25 mt side).

The line is long around 40 sec.

137.78 kHz - 28 FEB 1999 21.20 UTC - signal and noise S9+20 - ICOM IC746 CW 350 Hz with DSP 80 Hz - Square loop (50 turn, 1.25 mt side).

Slow FSK ???

136.85 kHz - 10 MAR 1999 21.00 UTC - signal and noise S9+10/20 - ICOM IC746 CW 350 Hz with DSP 160 Hz - Square loop (50 turn, 1.25 mt side).

The signal length around 40/50 sec.

137.035 kHz - 10 APR 1999 8.15 UTC - signal and noise S9+10/20 - ICOM IC746 CW 350 Hz with DSP 320 Hz - Loop (25 turn, 1 mt).

The lines are long around 10 - 14 sec.

The direction is 0°-180° (N-S).

"SXV" Greek Navy RTTY station at Marathon.

137.000 kHz (signal min 136.820 kHz max 137.030) - 16 GEN 2000 9.35 UTC - signal S9 - ICOM IC746 CW 1.9 kHz - Loop (25 turn, 1 mt).