厂家：美国惠普

详细介绍pdf

• 频率范围
  8657A : 100 kHz to 1040 MHz, 分辨力 10 Hz (无货)
  8657B : 100 kHz to 2060 MHz, 分辨力 1 Hz
• 电平输出
  范围 +13 to -143.5 dBm
  精度 ±1 dB
  分辨力 0.1 dB
• 调制
  Simultaneous and mixed AM/FM modulation modes from internal (400 Hz and 1 kHz tones) and external sources
• 接口GPIB

• < 35 ms 频率开关速度
• 振幅偏移可同步调节 Amplitude offset and phase adjustment capabilities
• 反向功率保护: 50W
• 电子衰减器
• 0.3 GMSK Modulation Option

The low residual FM and excellent phase noise performance of these signal generators make them ideal for many in-channel and even out-of-channel receiver tests. The 8657A/B is a versatile signal generator offering a variety of features, such as simultaneous and mixed modulation combinations of AM and FM, as well as a carrier phase adjust capability that allows you to characterize phase-sensitive devices.