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Perhitungan Minimum Field Streght DVB-T2 [Parameter Kominfo]
© Rafdian Rasyid, 2026
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Minimun Field Strength - Emin (dBµV/m)53.263.6Version 2.4
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Tegangan Input di STB - Umed (dBµV/m)37.641.0
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NoParameterSatuanFixedPortable Outdoor/UrbanFormula Based on ITU-R BT.2254-5ITU-R BT.2254-5 Page
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1Frequency (Freq)MHz650650
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2Minimum C/N required by systemdB18.921.3
16.1(Raw) + 2,8(ABC Rayleigh) + 2,1(PP4 Corrections) + 0,3(Factor D) = 21.3 dB
13 -19
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3System variant (example)-64-QAM, FEC 4/5, 32k, PP4 Extended64-QAM, FEC 4/5, 32k, PP4 Extended
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4Bit rate (indicative values)Mbit/s33.234.2Refer to table A2.6: FFT 32K, 64QAM, FEC 4/5, PilotPattern PP 4, Varied GI107
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5Receiver noise figure (F)dB66
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6Equivalent noise bandwidth (B)MHz7.777.77Refer to page 77
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7Receiver noise input power (Pn)dBW-129.1-129.1Pn​=−204+10log10​(B)+F32
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8Min. receiver signal input power (Ps min)dBW-110.2-107.8Psmin​=Pn​+C/N32
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9Min. equivalent receiver input voltage 75 Ω (Umin)dBµV28.631.0Usmin​(dBμV)=Psmin​+120+10log10​(Zi 75 Ohm​)32
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10Feeder loss (Lf)dB400 db since the antenna distance to STB is very short
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11Antenna gain (Gd)dBd1100 db assumed antena has no gain (omni)
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12Effective antenna aperture (Aa)dBm²-4.6-15.6Aa​(dB(m2))=38.55+(GdBi+2.15) ​− 20log10​(fMHz​)92
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13Min power flux-density (θmin​)dB(W)/m²-101.6-92.2θmin​=Psmin​+Lf​−Aa​92
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14Min equivalent field strength (Emin​)dBµV/m44.253.6E(dBμV/m)=θmin(dBW/m2)+145.892
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15Allowance for man-made noise (Pmmn​)dB01
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16Penetration loss (building/vehicle)dB000 dB because it is outdoor. Refer to page 96 - 97
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17Standard deviation of penetration lossdB000 dB because it is outdoor. Refer to page 96 - 97
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18Diversity gain (Div)dB000 dB because receiver is not MIMO
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Probabilitas Lokasi 70% (p=0.7)
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19Location probability%70%70%
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20Distribution factor (q)-0.52440.5244q=Φ−1(p)93
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21Standard deviation (σ)dB5.55.5σtotal​=sqrt(σprop^2​+σpen^2​​) | σprop=5.5 , σpen = 0 [based on model]93, 98, 99
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22Location correction factor (Cl​)dB2.88422.8842Cl​=qσ93
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23Min. median power flux-density (θmed​)dB(W)/m²-98.75-88.35θmed​=θmin​+Cl​+Pmmn+Lh (Lh is inclusive in Pmmn)92
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24Min. median equivalent field strength (Emed​)dBµV/m47.057.4Emed=θmed​+145.892
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Probabilitas Lokasi 95% (p=0.95)
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25Location probability%95%95%
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26Distribution factor (q)-1.64491.6449q=Φ−1(p)93
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27Standard deviation (σ)dB5.55.5σtotal​=sqrt(σprop^2​+σpen^2​​) | σprop=5.5 , σpen = 0 [based on model]93, 98, 99
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28Location correction factor (Cl​)dB9.046699.04669Cl​=qσ93
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29Min. median power flux-density (θmed​)dB(W)/m²-92.59-82.19θmed​=θmin​+Cl​+Pmmn+Lh (Lh is inclusive in Pmmn)92
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30`dBµV/m53.263.6Emed=θmed​+145.892
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Emin - Umin15.622.6
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Tegangan Input di STB (Umed)dBµV37.641.0Umed = Emed - (Emin - Umin)
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