调制度测量仪 BOONTON 8210

概述

FM / AM Modulation Meter

• 载波频率范围 Carrier Frequency Range, 2 MHz to 1.5 GHz
• Self-Calibrating
• 自动测量 Automatic Tuning and Leveling
• Low Residual Modulation
• 真峰值检测 True Peak Detection
• 数字显示 Digital Display

性能指标 (详细指标--pdf文档)

RF Input

• Carrier Frequency Range: 2 MHz - 1.5 GHz
• Tuning: Automatic
• Sensitivity: 10 mV RMS, 2 MHz to 520 MHz.  30 mV RMS, 520 MHz to 1.5 GHz
• Input Impedance: 50 ohm, nominal

调频Frequency Modulation

• Maximum Deviation: 150 kHz, peak
• Full Scale Ranges: 10 and 100 kHz

Modulation Bandwidth
Standard: < 30 Hz to 15 kHz

调幅Amplitude Modulation
Modulation Depth Ranges: 10% and 100%, full-scale

Modulation Bandwidth
Standard: < 30 Hz to 15 kHz

Audio Frequency Response

• Filters - Standard: 3 kHz LP, 15 kHz LP, and 750 µs de-emphasis
• Output Level: 1 V RMS nominal into 600 ohms at 1000 counts on display for FM, 1 to 1.2 V RMS for AM

Display

• Modulation: LED display; 1000 counts + 50% overrange; true peak, + peak, - peak, or peak average indication
• Annunciators: Display of filter and mode switch settings.  Digital display indicates level high, level low and unlock conditions

IF Output

• Frequency: 400 kHz, nominal
• Level: 300 to 350 mV nominal into 600 ohm load