Anritsu MG3690A manual Spectral Purity, Spurious Signals

Spectral Purity

All specifications apply at the lesser of +10 dBm output or maximum specified leveled output power, unless otherwise noted.

Spurious Signals

Harmonic and Harmonic Related:

Frequency Range	Standard
0.1 Hz to 10 MHz (Option 22)	<–30 dBc
10 MHz to ≤ 100 MHz (Option 4)	<–40 dBc
>100 MHz to ≤ 2.2 GHz (Option 4)	<–50 dBc
10 MHz to ≤ 50 MHz (Option 5)	<–30 dBc
>50 MHz to ≤ 2 GHz (Option 5)	<–40 dBc
>2 GHz (2.2 GHz w/Option 4) to ≤ 20 GHz	<–60 dBc
>20 GHz to ≤ 40 GHz	<–40 dBc
>40 GHz to ≤ 50 GHz (MG3695A)	<–40 dBc
>40 GHz to ≤ 65 GHz (MG3696A)	<–25 dBc

Harmonic and Harmonic Related (for models with Option 15, at maximum specified leveled output power):

Frequency Range	Standard
0.1 Hz to 10 MHz (Option 22)	<–30 dBc
10 MHz to ≤ 100 MHz (Option 4)	<–40 dBc
>100 MHz to ≤ 2.2 GHz (Option 4)	<–50 dBc
10 MHz to ≤ 50 MHz (Option 5)	<–30 dBc
>50 MHz to ≤ 2 GHz (Option 5)	<–40 dBc
>2 GHz (2.2 GHz w/Option 4) to ≤ 20 GHz	<–50 dBc
>20 GHz to ≤ 40 GHz	<–30 dBc*
*Typical (<21 GHz: <–20 dBc typical)

Nonharmonics:

Frequency Range			Standard
0.1 Hz to 10 MHz (Option 22)		<–30 dBc
10 MHz to ≤	2.2 GHz (Option 4)	<–60 dBc
10 MHz to ≤	2 GHz (Option 5)	<–40 dBc
>2 GHz (2.2 GHz w/Option 4) to ≤ 65 GHz		<–60 dBc

RF band harmonics with DDC option

Power Line and Fan Rotation Spurious Emissions (dBc):

O f f s e t f r o m C a r r i e r

Frequency Range	<300 Hz	300 Hz to 1 kHz	>1 kHz
≥ 10 to ≤ 500 MHz (Option 4)	<–68	<–72	<–72
>500 to ≤ 1050 MHz (Option 4)	<–62	<–72	<–72
>1050 to ≤ 2200 MHz (Option 4)	<–56	<–66	<–66
≥ 0.01 to ≤ 8.4 GHz	<–50	<–60	<–60
>8.4 to ≤ 20 GHz	<–46	<–56	<–60
>20 to ≤ 40 GHz	<–40	<–50	<–54
>40 to ≤ 65 GHz	<–34	<–44	<–48

Residual FM (CW and Step Sweep modes, 50 Hz - 15 kHz BW):

R e s i d u a l F M ( H z R M S )

Frequency Range	Option 3	Standard
≤ 8.4 GHz	<40	<120
>8.4 to 20 GHz	<40	<220
>20 to ≤ 40 GHz	<80	<440
>40 to ≤ 65 GHz	<160	<880

Residual FM (Analog Sweep and Unlocked FM modes,

50 Hz - 15 kHz BW):

R e s i d u a l F M ( k H z R M S )

Frequency Range	Unlocked Narrow	Unlocked Wide
	FM mode	FM mode or
		Analog Sweep (typ)
≥ 0.01 to ≤ 20 GHz	<5	<25
>20 GHz to ≤ 40 GHz	<10	<50
>40 GHz to ≤ 65 GHz	<20	<100

AM Noise Floor:

Typically <-145 dBm/Hz at 0 dBm output and offsets >5 MHz from carrier.

Increase your output power without compromising your spectral purity

4