Passive Plus (PPI) manufactures high-performance RF/Microwave passive components specializing in High-Q, Low ESR/ESL Capacitors, Broadband Capacitors, Single Layer Capacitors, Non-Magnetic Resistors, and Trimmer Capacitors for the Medical, Semiconductor, Military, Broadcast, and Telecommunications Industries.​ Established by industry executives with over 30 years experience in Sales, Program Management, and RF Engineering and Development, PPI strives to be the best RF/Microwave capacitor company in the industry.