This instrument demonstrates a linear Paul trap by utilizing alternating electric fields to confine charged microparticles. Designed for tabletop operation in standard indoor environments, it enables a wide range of experiments including instrument alignment, solving Mathieu equations, particle trapping demonstrations, frequency-displacement relation analysis, and fitting particle radii to charge-to-mass ratios. Students not only gain insights into cutting-edge ion trap technologies and fundamental modern physics concepts, but also develop familiarity with quantum manipulation techniques. On a practical level, it provides comprehensive hands-on training in high-voltage circuits, oscillatory signal processing, oscilloscopes, and CMOS camera data acquisition and analysis. This system enriches university physics and modern physics laboratory courses, driving academic instruction toward advanced and frontier frontiers.