Atec Agilent-33521A-33522A - Manual (Page 6)

6
Modulation types and operating modes
Carrier AM FM PM FSK BPSK PWM Sum Burst Sweep
Sine and Square ● ● ● ● ● ● ● ●
Pulse ● ● ● ● ● ● ● ● ●
Triangle and Ramp ● ● ● ● ● ● ● ●
Gaussian Noise ● ● ● a
PRBS ● ● ● ● ●
Single ARB ● ● b ● b ● ●
Sequenced ARB ● ●
Modulating signals
Carrier Sine Square Triangle / Ramp Noise PRBS ARB External
Sine ● ● ● ● ● ● ●
Square and Pulse ● ● ● ● ● ● ●
Triangle and Ramp ● ● ● ● ● ● ●
Gaussian Noise ● ● ● ● ● ●
PRBS ● ● ● ● ● ●
ARB ● ● ● ● ● ●
Modulation characteristics
Amplitude modulation (AM)
Source Internal or external, or either channel with 33522A
Type Full-carrier or double-sideband suppressed-carrier
Depth 1 0% to 120%, 0.01% resolution
Frequency modulation (FM) 7
Source Internal or external, or either channel with 33522A
Deviation 1 µHz to 15 MHz, 1 µHz resolution
Phase modulation(PM)
Source Internal or external, or either channel with 33522A
Deviation 0° to 360°, 0.1° resolution
Frequency shift key modulation (FSK) 7
Source Internal timer or ext trig connector
Mark & space Any frequency within the carrier signal's range
Rate 0 Hz to 1 MHz
Binary phase shift key modulation (BPSK)
Source Internal timer or ext trig connector
Phase shift 0° to 360°, 0.1° resolution
Rate 0 Hz to 1 MHz
Pulse width modulation (PWM)
Source Internal or external, or either channel with 33522A
Deviation 8 0% to 100% of pulse width, 0.01% resolution
Additive modulation (Sum)
Source Internal or external, or either channel with 33522A
Ratio 6 0% to 100% of carrier amplitude, 0.01% resolution
a. Gated burst only. b. Applies to sample clock, not whole waveform.