Product 1. Precise the QAM performance indicators detection analysis - average power, MER, BER. 2 supports a variety of DVB mode: 16QAM, 32QAM, 64QAM, 128QAM, 256QAM. Wide rate settings: 1MS/S-7MS/S. 4 QPSK the COFDM power detection. 5 built-in digital, analog, two sets of channel table applies to any network detection. 6 the comprehensive analog TV index detection - level, V / A, C / N, the slope of the mains voltage measuring. 7 high-definition, wide temperature LCD high-brightness blue backlit display has a good visual effect. Fast charging, long continuous working time more than 8 hours, for a variety of measurement needs. Product Attributes digital DVB measure: l Frequency Range: 5MHz to 870MHz l demodulation form: DVB-C/ITU-T J.83-Annex Al support: 16/32/64/128/256QAMl digital average power: 30 dBμV ~ 110 dBμVl accuracy: ± the bandwidth of 2dBl: the user can set the the l symbol rate: 1MS / S to 8MS/Sl modulation error rate MER: precision 22dB ~~ 39dBl: ± 2dBl bit error rate BER: R-S before 10-3 ~ 10-8 analog signal measure: l Frequency range: 5MHz to 870MHzl level: 30dBμV ~ 120dBμVl accuracy: ± 1.5dBl input impedance: 75Ω Power supply: Battery: 7.2V 1600mAh nickel-metal hydride batteries ● Charger: AC 90 240V 50/60Hz ● Working time: more than 8 hours / fully charged ● Charging time: more than 3.5 hours trading Description welcome new and old customers to come to asking price Order