Agilent Technologies Agilent 4396B Uživatelský manuál stáhnout pdf (Strana 11)

Spurious responses

Second harmonic distortion

≥ 10 MHz, –35 dBm mixer input . . . . . . . . . . . . . . . . . . . . . . . . .< –70 dBc

< 10 MHz, –35 dBm mixer input . . . . . . . . . . . . . . . . . . . . . . . . .< –60 dBc

Third order intermodulation distortion

each input mixer level of two tones = –30 dBm, separation ≥ 20 kHz

≥ 10 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .< –75 dBc

< 10 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .< –65 dBc

Other spurious

–30 dBm mixer input, offset ≥ 1 kHz . . . . . . . . . . . . . . . . . . . . . .< –70 dBc

Residual response

≥ 3 MHz, 0 dB attenuator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .< –100 dBm

1 kHz ≤ frequency < 3 MHz, 0 dB attenuator . . . . . . . . . . . . . . . . .< –90 dBm

See “EMC” under “Others” in “Common Specifications for Network . . . . . . .

and Spectrum Measurement.”

Local oscillator feedthrough . . . .< –25 dBm input mixer level equivalent typically

Gain compression

≥ 10 MHz, input mixer level < –10 dBm . . . . . . . . . . . . . . .< 0.3 dB typically

Displayed average noise level

frequency ≥ 10 MHz,

ref. level ≤ –40 dBm, att. = 0 dB . . . . . . . . . . . < [–150 + 3f (GHz)] dBm/Hz

10 kHz ≤ frequency < 10 MHz,

ref. level ≤ –40 dBm, att. = 0 dB . . . . . . . . . . . . . . . . . . . . .< –125 dBm/Hz

Maximum safe input level

Average continuous power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+30 dBm (1 W)

Peak pulse power

Pulse width < 10 µs,

duty cycle < 1%, input attenuator ≥ 30 dB . . . . . . . . . .+50 dBm (100 W)

dc voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0 Vdc

Input attenuator

Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0 dB to 60 dB, 10 dB step

Level accuracy

Calibrator accuracy (–20 dBm 20 MHz) . . . . . . . .< ±0.4 dB (±0.2 dB typically)

Average noise level (dBm/Hz)

Frequency (Hz)

Ref. level ≤ -40 dBm

Input attenuator = 0 dB

SPEC

Typical

Figure 8. Typical displayed average noise level

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 27 28

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Agilent Technologies Agilent 4396B Uživatelský manuál Strana 11