Data Sheet

harmonic distortion, typical < -55 dBc, 10 MHz to 300 MHz, reference level = 0 dBm

< -60 dBc, 300 MHz to 3.1 GHz, reference level = 0 dBm

< -50 dBc, 10 MHz to 3.1 GHz, reference level = -40 dBm

Exception: < -45 dBc in the range 1850-2330 MHz

harmonic intercept (SHI) +55 dBm, 10 MHz to 300 MHz, reference level = 0 dBm

+60 dBm, 300 MHz to 3.1 GHz, reference level = 0 dBm

+10 dBm, 10 MHz to 3.1 GHz, reference level = -40 dBm (Exception: +5 dBm in the range 1850-2330 MHz)

Input related spurious response

(SFDR)

Input frequencies at ≤ 6.2 GHz

and 18 - 28 ºC

Level

Center frequency range

Spurious responses due to the following mechanisms: RFx2*LO1, 2RFx2*LO1, RFx3LO1, RFx5LO1, RF to IF feedthrough, IF2

image

≤ -60 dBc ≤ 6200 MHz

Spurious responses due to 1st IF images (RFxLO1)

≤ -60 dBc < 2700 MHz

≤ -50 dBc 2700 - 6200 MHz

With these exceptions at ≤

6.2 GHz and 18 - 28 ºC, typical

Type

Level Center frequency range

IF feedthrough ≤ -45 dBc 1850 - 2700 MHz

1st IF image ≤ -55 dBc 1850 - 1870 MHz

≤ -35 dBc 3700 - 3882 MHz

≤ -35 dBc 5400 - 5700 MHz

2nd IF image ≤ -50 dBc 22 - 1850 MHz

≤ -50 dBc 4175 - 4225 MHz

RFx2LO ≤ -50 dBc 4750 - 4810 MHz

2RFx2LO ≤ -50 dBc 3900 - 3840 MHz

RFx3LO ≤ -45 dBc 4175 - 4225 MHz

Spurious responses due to

ADC images at 18 - 28 ºC

Level

Center frequency range

≤ -60 dBc Offset from center frequency > 56 MHz

≤ -50 dBc 56 MHz ≥ offset from center frequency ≥ 36 MHz

Local oscillator feedthrough to

input connector

< -75 dBm at reference level = -30 dBm

RSA306B USB Spectrum Analyzer

Noise and distortion