... channels,support all QAM spectrum analysis Digital signal level meter SM2007UDigital Signal Level Meter SM2007U which newly researched and developed, is the ... : 280kHz±50kHzLevel measurement:Range: 25dBμV~120dBμVAccuracy: ±1.5 dB ( 0°C~40°C )Resolution: 0.1dBDemodulate method: Peak value ... scan: 150Spectrum :Bandwidth: 4MHz, 8MHz, 20MHz,40MHz Digital signal level meter