TX Power/ Antenna type ERP Antenna Site Azimuth Polarization Block height above height ground above sea 1000W/ VHF 2 bays 5kW 80m 149m Directive Vertical 12D 105° The predicted field strength at 10m height for the two transmitters (red and black icons) operating in SFN on block 7B is detailed in Fig. 131. Figure 129 predicted field strength @10m for CAG and CVA FIGURE 131 Legend for threshold colors: Fs≥ 90dBV/m Fs≥ 78dBV/m Fs≥ 68dBV/m Fs≥58dBV/m Preliminary measurements of field strength at 10m height in pre–determined fixed points were performed with the following equipment: Rhode & Schwarz Test Receiver ESPI 3 with pre–selector, RMS detector, bandwidth 1 500 – kHz; Calibrated ground plane antenna built by Vatican Radio; – 10 m pneumatic telescopic mast; – Calibrated RG214 cable. – The table below shows the results of the measurements, test points are also detailed in Fig. 131. Test Block LAT LON Voltage at the Eq. field receiver input strength Point dBµV dBµV/m A 7B 41.96342 12.5691 60.6 68.4 B 7B 41.8107 12.58194 71.4 79.2 C 7B 12.54241 72.6 80.4 D 7B 41.89569 12.18185 57.51 65.31 E 7B 41.69453 12.59892 74.75 82.55 F 7B 12.49099 65.5 73.3 The minimum field strength required by ITU–R Rec. BS.1660–6 was reached in all considered points. The measured field strength values were quite close to the predicted ones. 4 Mobile measurements, coverage verification In order to check the performances of the network operating on block 7B, mobile measurements were carried out with the following equipment:
TX Power/ Block Antenna type ERP Antenna height above ground Site height above sea Azimuth Polarization 1000W/ 12D VHF 2 bays 5kW 80m 149m Directive 105° Vertical The predicted field strength at 10m height for the two transmitters (red and black icons) operating in SFN on block 7B is detailed in Fig. 131. Figure 129 predicted field strength @10m for CAG and CVA FIGURE 131 Legend for threshold colors: Fs≥ 90dBV/m Fs≥ 78dBV/m Fs≥ 68dBV/m Fs≥58dBV/m Preliminary measurements of field strength at 10m height in pre–determined fixed points were performed with the following equipment: – Rhode & Schwarz Test Receiver ESPI 3 with pre–selector, RMS detector, bandwidth 1 500 kHz; – Calibrated ground plane antenna built by Vatican Radio; – 10 m pneumatic telescopic mast; – Calibrated RG214 cable. The table below shows the results of the measurements, test points are also detailed in Fig. 131. Test Point Block LAT LON Voltage at the receiver input Eq. field strength dBµV dBµV/m A 7B 41.96342 12.5691 60.6 68.4 B 7B 41.8107 12.58194 71.4 79.2 C 7B 12.54241 72.6 80.4 D 7B 41.89569 12.18185 57.51 65.31 E 7B 41.69453 12.59892 74.75 82.55 F 7B 12.49099 65.5 73.3 The minimum field strength required by ITU–R Rec. BS.1660–6 was reached in all considered points. The measured field strength values were quite close to the predicted ones. 4 Mobile measurements, coverage verification In order to check the performances of the network operating on block 7B, mobile measurements were carried out with the following equipment:
R-REP-BS.2384-2015-MSW-E.docx