hello Denis 
On page Donwload database> UP4DAR-PHY - firware
P.0.02.18 upload Datum 21.02.2014
P.0.02.21 upload Datum 08.29.2013
which of the two, and most recently, the date or the serial number?
Hello Maurizio .73
hello Denis
On page Donwload database> UP4DAR-PHY - firware
P.0.02.18 upload Datum 21.02.2014
P.0.02.21 upload Datum 08.29.2013
which of the two, and most recently, the date or the serial number?
Hello Maurizio .73
Hi Maurizio,
of course is the Version P.0.02.21 the most recently and has more advanced Demodulator algorithm. I would recommend to use it.
73 de Denis OE/DL3OCK
