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EA6ADW (DF5JJ) in JM19LUFirst Earth-Moon-Earth-Radiostation (moonbounce)on 70cm/23cm/13cm-Band from Balearic islands. Operation periode 1992-1999. EME-Station 5.5m-Dish on 432MHz, 1296MHz, 2304/2320/2424MHzSHF-Tropo-Station 1.0m-Dish on 10368MHz and
24192MHz
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| 432 MHz:
5.5m dish, f/d=0.22, horiz.polarisation, feed=1 wl ringquad/refl.,
1500Wout (-0.5dB cable), LNA MGF1302 nf 0.3dB, 6.5dB G/T 1296 MHz: 5.5m dish, f/d=0.22, circ. or lin.hor/vert-pol, feed=VE4MA-horn + hybrid, 1000Wout (-1.0dB cable),LNA FHX35cavity nf 0.25dB G/T 18.8dB, CS/G 8.0dB, own Echos (250Hz) 13-16dB S/N, with 10W "M"-Echos, with 3 - 5W detectable smallest stations: wkd 2 yagis 1000W, 3m-dish 70W, copied 1.80m 150W Radiosources measured on 1296MHz: Cassiopeia 1.0dB, Cycnus 1.0dB, Moon 0.7dB, Earth 8.0dB at 25°C, Sun 17.4dB at Flux 69 / 19.8dB at flux 120 (1998) 2304 MHz: 5.5m dish, f/d=0.22, feed=VE4MA-circular-horn, 150Wout (-1.6dB cable), LNA NE42484 nf 0.50dB G/T 22.5dB, own echos 6-8dB, +RX-Converter 2320 + 2424 MHz Moonnoise 0.5dB, Earth 7.0dB 10368 MHz: 3.7m Segment (mesh with 40% efficiency), Trvtr 0.80dB nf, 1W out, 25W-TWT EME-standings: update 14th.july 1999 |
![]() photo: 87cm-primefocus-dish (f/d=0.43) used 1996/97 100cm-offset-dish (f/d=0.80) used 1997-1999. |
EA6ADW/P in JM19NW , 370m ASLMicrowave-experimental-radiostation10368 MHz: SSB/CW 100cm-offset-dish, f/D 0.80, 38dBi, 15dBi-Horn-Feed (long version)TX MGF2340 1.2W out RX NE32584 nf 0.80dB local oscillator OCXO (70°C) frequency-accuracy/stability is better 500Hz on 10368MHz! azimuth-accuracy is better 0.5° with 50cm-scaled-disc (3mm/degree resolution) 24192 MHz: SSB/CW, same 100cm-offset-dish 15dBi-Horn-Feed (long version for low phase error loss) transverter full WG-version TX: 2xMGF1303 parallel, 90mW output RX: 2xNE32584 nf=1.70dB + 0.10dB by WG-switch Measurements on 24192MHz in 9/1998 (100cm-dish): sun 8.5dB S+N/N (SolarFlux 135), earth 4.0dB with horn, 3.75dB in dish gain=46.3dBi, G/T=23.5dB, Ta=35K, Tcs=5K The transverter heads can be change in 10 sec. without shift in az./el. (error <0.2°) ODX 10368MHz: 27.th june 1999
9H1ES/P, JM75FV, RST 55/59, 1090km |