DRB 30
Analogue Reception
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The following screenshot shows a SSB signal within the 80m amateur radio band demodulated by the SDRadio software.
The lower sideband LSB was selected. Center frequency of the DiRaBox is 10KHz (red line), the tunable pass band area is bright blue.
Filter bandwidth was adjusted to 0.1 - 2.5KHz. The SSB signal occupies about 1KHz of the filter bandwidth.
The carrier frequency and upper sideband are completly supressed.
And at last an addtional screenshot taken with the new SDR software KGKSDR (also within the 80m band):
