This is a Hewlett-Packard (HP) 33120A Function/Arbitrary Waveform Generator, a signal and function generator used to generate various types of waveforms in electronics testing and research.
Features and specifications:
• Frequency range: Up to 15 MHz.
• Waveforms:
• Sinus
• Square
• Triangle
• Sawtooth scale
• Arbitrary waveforms (arb waveforms)
• Modulation types:
• AM (Amplitude Modulation)
• FM (Frequency Modulation)
• FSK (Frequency Shift Keying)
• Burst Mode and Sweep Mode
• Output: Adjustable voltage level with different impedance settings.
• Connections:
• BNC output for signal generation.
• External input for synchronization and modulation.
• Memory: Support for storing and recalling custom waveforms.
• RS-232 and GPIB interfaces for remote control and automated testing.
Areas of use:
• Electronics development and testing: Creates test signals to analyze and troubleshoot circuits.
• Communication systems: Simulation of modulated signals.
• Teaching and research: Used in laboratories to teach signal processing and electronics.
Summary:
The HP 33120A is a high-performance function generator used in electronics laboratories and industry to generate precise signals. It is reliable and versatile and is widely used for testing and simulating electronic systems.



