RSDN-20 (the Alphas) are back on air

ricevute oggi le stazioni alpha ad 11.9, 12.65, 14,88 khz ho postato un video su Twitter al seguente link:

@IT2024SWL THE ALPHAS ARE BACK

Update 11 May 2018: early morning reception of the Alphas, strong signals on all the three frequencies.
Here some screenshots from spectrum lab: first screenshot related to 14,88 kHz (passband filter at 0.4 kHz), second screenshot for 11.9 and 12.65 kHz (passband filter at 1 kHz)

RX: ITT Mackay Marine 3031A
ANT: miniwhip PA0RDT
time: around 05,00 Z