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                                        Technical Specifications  
                                        - Frequency Range: 1 mHz to 4 GHz
- Level Specifcations: 130 to +24 dBm power to 125 MHz, 14 dBm power at 4 GHz (leveled)
 - Resolution: 10 µHz @ 0.001 dB Level
 - Attenuation: ± 0.02 dB to 49 dB, ± 0.15 dB at 110 dB; Relative to +10 dBm, 10 Hz to 128 MHz
 - VSWR: = 100 MHz: = 1.05, = 2 GHz: = 1.1, 2 GHz to 4 GHz: = 1.0 + 0.05 xf (GHz)
 - Harmonics and spurious: –60 dBc harmonics, –78 dBc spurious to 1 GHz
 - Phase noise at 1 GHz: –144 dBc/Hz, typical, at 10 kHz to 100 kHz offset
 - Modulation: AM, FM, PM, internal and external. Frequency pull and external leveling
 - Frequency sweep: 1 mHz to 4 GHz. Linear or Logarithmic. Stop-Start or Center-Span
 - Frequency counter: Internal 50 MHz frequency counter
 
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                                        General Specifications  
                                        -Temperature: 
• Operating:  0 °C to 50 °C, 23 °C ± 5 °C for specified performance
 • Storage: -20 °C to +70 °C.
 - Standard interfaces: IEEE-488.2 (GPIB)
 - GPIB command emulation: 9640A, 9640A-LPN, 9640A-LPNX, HP3335, HP8662A, HP8663A.
 
 
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