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Pergeseran Lapisan E Sporadis di Atas Sumedang
Oleh:
Suhartini, Sri
Jenis:
Article from Journal - ilmiah nasional
Dalam koleksi:
Majalah Sains dan Teknologi Dirgantara (Fulltext) vol. XXII no. 86 (Jul. 1998)
,
page 8-13.
Topik:
Lapisan E Sporadis
;
Matahari
;
Ionosfer
;
pemantulan gelombang radio
Ketersediaan
Perpustakaan Pusat (Semanggi)
Nomor Panggil:
MM32.1
Non-tandon:
1 (dapat dipinjam: 0)
Tandon:
tidak ada
Lihat Detail Induk
Isi artikel
E sporadic drift influence the reflection mechanism of the HF signal in ionosphere, caused fading on radio communication. Drift velocity of the sporadic E layer over Sumedang (6.5°S, 107.47°E) studied by using the Doppler shift data from digital ionosonda IPS-71 on January 1995. The result was: vertical drift velocity calculated for several frequencies has a value between 0 to 50 km/h and horizontal drift velocity 2.5 to 200 km/h.
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