Hi Bill,Thanks for the quiq and clear anwser!Kind regards.ON4CKT RudyVerzonden 
vanaf mijn Samsung Galaxy-smartphone.
-------- Oorspronkelijk bericht --------Van: Bill Somerville 
<[email protected]> Datum: 15/08/20  14:56  (GMT+01:00) Aan: 
[email protected] Onderwerp: Re: [wsjt-devel] How much dB On 
15/08/2020 13:50, on4ckt wrote:> Hallo,>> Who can tell me how much dB there is 
between two horizontalĀ  lines > under theĀ  waterfall in JT65 mode?> See 
picture> Is it 6dB?>> Kind regards>> ON4CKT Rudy>Hi Rudy,that depends on the 2D 
spectrum gain slider setting. You could calibrate it to 6dB by using a 6dB 
attenuator on a steady local signal, or signal generator 
output.73BillG4WJS._______________________________________________wsjt-devel 
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