EME power test with I1NDP and UA3TCF
29.02.2012 - 15:00 - 16:00 UTC
Tsyst.degr. -0,7dB, Sky temp. degr. -3,4dB, Moon Declination +20,8°Extra path loss perigee -2,1dB
Distance Moon - Earth - 402.172km
10m dish I1NDP - OM6AA septum dual mode feed - LNA G4DDK 0,35dB N/F
180cm dish UA3TCF - VE4MA Linear polarization feed - LNA 0,5dB N/F
RF PWR on the feed OK1DFC Septum with Chaparal choke |
I1NDP RXing WSJT |
UA3TCF RXing WSJT |
OK1DFC setup |
+30 dBm | -18 dB | NIL | IC7700 + TRV LO PLL DB6NT |
+25 dBm | -22 dB | NIL | Directional coupler Narda -50dB for 1296 MHz |
+20 dBm | -27 dB | NIL | Spectrum analyzer HP 8562A |
+18 dBm | -29 dB | NIL | 150W SSPA |
+17 dBm | -33dB WSJT, no decoding, still visible | NIL | Dish 10m - Septum feed |
+15 dBm | NIL on the screen | NIL | |
+46 dBm | - | -24 dB | |
+45 dBm | - | -27 dB | |
+43 dBm | - | -32 dB | |