DL7APV Pulsare detection

B0919+06

Bandwidth 2,2MHz with RTL-dongle and IW5BHY software Tempo for recording and folding and presto folding after conversion

Bandwidth 10MHz with airspy SDR and Presto Software for recording and folding

Recorded File:

After conversion: B0919+06_win.fil

Recorded File

After conversion: b0919+06.fil

Record date: 2021 sept 30 Start 03:40 UTC 6h

Local antenna direction from Az/EL 107°/21° to 215°/38°

RTL settings:

Frequenz : 431.200 MHz, Gain 40dB

-s 2048000

Bin2fil data:

Rfifind -o mask -time 1 -timesig 4 -freqsig 37 -chanfrac 1 -intfrac 1

Airspy settings:

rec_gui:

ACQ time (s)	21600
Sample rate	10MSPS (airspy)
SR time series	2KSPS
Num chan	25
Frequency (MHz)	433.5
RF gain (dB)	30
IF Gain (dB)	9
BB gain	0
DIG gain	2
Bin2fil settings:
Conv start	0
Length	21600
Ampli	2
Filt H	60
Filt L	0.03
Filter typ	Bessel
Source name
DEC
RA
Center frequency (MHz)	433.5
SR	10MSPS (airspy)
SR error (ppm)	0
SR time series	2KSPS
Channels	25

Rfifind -o mask -time 1 -timesig 4 -freqsig 37 -chanfrac 1 -intfrac 1

The typical electrical fence from neighbor

Older recordings with 2MHz

and 1h observation time

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Last update sept 2021