Propagation VHF
7
-
Upload
paulina-dante -
Category
Documents
-
view
30 -
download
1
description
Propagation VHF. Onno W. Purbo [email protected]. Target Jangkauan. Radius10 km Jumlah station10 (on sekaligus) BW / station100KHz Total kebutuhan1 MHz. Kondisi Alokasi AM. AM500KHz – 1600KHz BW20KHz Bisa banyak station …. Kondisi Alokasi FM. FM88-108MHz (20MHz) - PowerPoint PPT Presentation
Transcript of Propagation VHF
Propagation VHF
Onno W. [email protected]
Target Jangkauan Radius 10 km Jumlah station 10 (on sekaligus) BW / station 100KHz Total kebutuhan 1 MHz
Kondisi Alokasi AM AM 500KHz – 1600KHz BW 20KHz Bisa banyak station …
Kondisi Alokasi FM FM 88-108MHz (20MHz)
Kebutuhan Frekuensi 1MHz saja! (5% dari total bandwidth) Ingat Zakat 2.5%.
Propagasi di VHF Frekuensi 89MHz TX Power 40 dBm (10Watt) Antenna 3 dBi Coax Loss1-2 dB RX Sens -60 dBm FZC 17 meter Margin 15 db Jarak 6 miles (10 km)
Frekuensi Re-use
Alokasi FM Misalnya 88-89MHz BW 100KHz 10 Station .. Dalam radius 5-10 km