External PhotosTable des matièresINTRODUCTION3TEST EQUIPMENT3MEASUREMENTS3RF POWER OUTPUT3MODULATION CHARACTERISTICS3GROUP DELAY8OCCUPIED BANDWIDTH & FREQUENCY RESPONSE9OCCUPIED BANDWIDTH9SPURIOUS EMISSIONS AT ANTENNA TERMINALS11FIELD STRENGTH OF SPURIOUS RADIATION11FREQUENCY STABILITY134.0 SUMMARY14Figure 1: 64-QAM Constellation Diagram.4Figure 2: Digital modulation occupancy6PLOT 1: Demodulation performance of the 64 QAM transmitter7PLOT 2: Demodulation performance of the 256 QAM transmitter7PLOT 3: Frequency response and group delay of the 64 QAM transmitter.8PLOT 4: Frequency response and group delay of the 256 QAM transmitter.9PLOT 5: Occupied bandwidth of the 64 QAM transmitter10PLOT 6: Occupied bandwidth of the 256 QAM transmitter10Table 1: Quadrant Conversion Constellation4Table 2: MMDS Digital Transmission Format.5Table 3: 64/256 QAM Modulator RF Output.5Table 4: Spurious emissions.11Table 5: Spurious Products/Harmonics Field Measurements.13Table 6: Frequency stability over temperature.13Table 7: Frequency stability over AC input voltage.14Taille: 620 koPages: 14Language: EnglishOuvrir le manuel
