15 MHz Function/Arbitrary Waveform Generator 33120A

The HP 33120A is a high-performance, full-function 15 MHz synthesized function generator. It features sine, triangle, square, ramp, and noise waveforms, a 12-bit, 40 MSa/s, 16k-deep arbitrary waveform generator, and both internal sweep and modulation capabilities.

Waveforms
Standard: Sine, square, triangle, ramp, noise, sin(x)/x, exponential rise, exponential fall, heartbeat, DC volts
Arbitrary
Waveform Length: 8 to 16,000 points
Amplitude Resolution: 12 bits (including sign)
Sample Rate: 40 MSa/s
Non-volatile Memory: Four (4) 16k waveforms

Frequency Characteristics
Sine: 100 µHz to 15 MHz
Square: 100 µHz to 15 MHz
Triangle: 100 µHz to 100 kHz
Ramp: 100 µHz to 100 kHz
Noise (Gaussian): 10 MHz bandwidth
Resolution: 10 µHz or 10 digits
Accuracy: 10 ppm in 90 days, 20 ppm in 1 year, 18° C to 28° C
Temp. Co-eff: 2 ppm/°C
Aging: 10 ppm/yr.

Sine-wave Spectral Purity
Harmonic Distortion
DC to 20 kHz -70 dBc
20 kHz to 100 kHz -60 dBc
1000 kHz to 1 MHz -45 dBc
1 MHz to 15 MHz - 35 dBc

Spurious (non-harmonic)
DC to 1 MHz <- 65 dBc
1 MHz to 15 MHz <- 65 dBc + 6 dB/octave
Total Harmonic Distortion <0.04% (DC to 20 kHz)
Phase Noise <- 55 dBc in a 30 kHz band

Signal Characteristics
Squarewave
Rise/fall Time: < 20 ns
Overshoot: < 2%
Asymmetry: <1% + 5 ns
Duty Cycle: 20% to 80% (to 5 MHz)
40% to 60% (to 15 MHz)

Triangle, Ramp, Arb
Rise/fall Time: 40 ns (typical)
Linearity: 0.1% of peak output
Settling Time: < 250 ns to 0.5% of final value
Jitter: < 25 ns

Output Characteristics
Amplitude (into 50 Ω): 50 mV p-p to 10 V p-p
Accuracy (at 1 kHz): 1% of specified output
Flatness
(sine wave relative to 1 kHz)
<100 kHz ±1% (0.1 dB)
100 kHz to 1 MHz ±1.5% (0.15 dB)
1 MHz to 15 MHz ± 2% (0.2 dB)

Modulation
AM (int., ext), FM (int.), FSK (int., ext.), Burst

Sweep
Linear or logarithmic

Option 001
Phase Lock/TCXO Timebase
Stability: ±1 ppm, 0° to 50°C
Aging: <2 ppm in first 30 days (continuous operation)
0.1 ppm/month (after first 30 days)
Ext. Reference Input Lock Range: 10 MHz ± 50 Hz
Int. Reference Output Frequency: 10 MHz
Phase Offset: -360° to + 360: 0.001° resolution

From1999/2000 this instrument was manufactured under Agilent brand, later Keysight.

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