Frequency characteristics
Spectrum Measurement
Frequency range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Hz to 500 MHz
Frequency readout accuracy
SPAN[Hz]
NOP-1
. . . . . . . . ((freq readout[Hz]) x (freq ref accuracy[1]) + RBW[Hz] +
)) [Hz]
where NOP means number of display points
Frequency reference (Option 4395A-800)
Accuracy
at 23 °C 5 °C, referenced to 23 °C. . . . . . . . . . . . . . . . . . . . . . . . . . . . < 5.5 ppm
Aging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 2.5 ppm/year (SPC)
Initial achievable accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 1.0 ppm (SPC)
Temperature stability
at 23 °C 5 °C, referenced to 23 °C. . . . . . . . . . . . . . . . . . . . . . . . < 2 ppm (SPC)
Precision frequency reference (Option 4395A-1D5)
Accuracy
at 0 °C to 40 °C, referenced to 23 °C . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.13 ppm
Aging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.l ppm/year (SPC)
Initial achievable accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.02 ppm (SPC)
Temperature stability
at 0 °C to 40 °C, referenced to 23 °C . . . . . . . . . . . . . . . . . . . . . . . < 0.01 ppm (SPC)
Resolution bandwidth (RBW)
Range
3 dB RBW at span > 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Hz to 1 MHz, 1-3 step
3 dB RBW at span = 0
. . . . . . . . . .3 k, 5 k, 10 k, 20 k, 40 k, 100 k, 200 k, 400 k, 800 k, 1.5 M, 3 M, 5 MHz
Selectivity (60 dB BW/3 dB BW)
at span > 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 3
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Auto or manual
Accuracy
at span > 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 10%
at span = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 30%
Video bandwidth (VBW)
Range
at span > 0 . . . . . . . . . . . . . . . 3 mHz to 3 MHz, 1-3 step, 0.003 ≤ ꢀBW/RBW ≤ 1
Noise sidebands
(Carrier Frequency: 10 MHz, 100 MHz, 500 MHz)
Offset from carrier
≥ 1 kHz
Noise sidebands
< –97 dBc/Hz
< –110 dBc/Hz
≥ 100 kHz
Frequency offset (Hz)
Figure 1-3. Noise sidebands
6
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
