BOONTON 8210 The Boonton 8210 FM/AM Modulation Meter is a microprocessor based high performance AM and FM modulation measuring instrument. The instrument provides automatic tuning and leveling, low residual modulation, true peak detection, a digital display. Frequency Range: 2MHz to 1.5GHz with auto tuning. Sensitivity: 8 10mV up to 520MHz, 30mV to 1.5GHz. FM Deviation: 150KHz peak, 10 and 8 100KHz f.s., 1% accuracy. AM Depth: 10% and 100%