Contest and Propagation study station JF2IWL
JF2IWL-# CW-RTTY Skimmer

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I am running three CW and RTTY Skimmers by Red Pitaya SDRs on HF bands .

Spots for spotter call = JF2IWL-1-# (Jumps to Reverse Beacon Network Website)
Spots for spotter call = JF2IWL-2-#
Spots for spotter call = JF2IWL-3-#

Antenna = GP , EFHW and DP

IBP Beacon RBN Challenge by VE3SUN ( IBP Webiste )
http://www.ncdxf.org/beacon/RBN.html#Challenge

Beacon reception daily stats ( by DL8WX )
http://www.dl8wx.de/BCN_RPRT.TXT

See my frequency segment and accuracy on Detailed Skimmers List ( RBN Website )

* Skimmer Study SDR comparison for SkimmerServer (Revised on 2017/08/06)



SDR = Red Pitaya 14bit and 10bit x 2




Capture segment



SDRs
(Before Agust 2017 )



QS1R with OCXO ( 125MHz ) 7 bands for CW and RTTY SkimServ
S9-C SDR for 8 bands CW SkimServ
Three Red Pitaya-10bit for CW and RTTY SkimServ
Two AFEDRI SDR for CW Skimmer for 160mb


Waterfall on WW CW 2016 captured by world RBN members ( This video is NOT Fast-Foward )



Home / Biography / Radio system / Contest activity / Record and Awards / Web Camera
Skimmer / Skimmer analysis / IBP Beacon Reception / View Beacons / HFD Study / Link
JF2IWL Dai Nagakura / Contact (My QRZ.com page)