speci:
Range
1 mHz to 4 GHz
-130 to +24 dBm to 125 MHz,
14 dBm at 4 GHz (leveled)
Resolution
10 uHz
0.001 dB
Accuracy
0.05 ppm + 5 uHz
Down to -48 dBm
0.03 dB to 100 kHz, 0.05 dB to 128 MHz, 0.5 dB at 4 GHz
10 MHz to 128 MHz
0.05 dB to -48 dBm, 0.1 dB to -84 dBm, 0.7 dB at -130 dBm
Attenuation
0.02 dB to 55 dB, 0.15 dB at 110 dB
VSWR
=500 MHz: =1.1,
=1 GHz: 1.2, =3 GHz: 1.3,
=4 GHz: 1.4
Harmonics and spurious
–60 dBc harmonics, –70 dBc spurious to 1 GHz
Phase noise at 1 GHz
9640A: –122 dBc/Hz, typical, at 10 kHz offset
9640A-LPNX: –138 dBc/Hz, typical, at 5 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
Optional internal 50 MHz frequency counter
Temperature
Operating: 0 °C to 50 °C, 23 °C ± 5 °C for specified performance
Storage: -20 °C to +70 °C
Standard interfaces
IEEE488.2 (GPIB)
GPIB command emulation
9640A, 9640A-LPNX: HP3335
9640A-LPNX + Opt 8662/8663 GPIB: HP3335, HP8662A, HP8663A