Planar Filter Company is a division of Planar Electronics Technology, Inc. and has become a leader in the design and manufacture of various types of high frequency filters, integrated assemblies, and state-of-the-art switched filter banks.  At Planar Filter Company, we are dedicated to providing state-of-the-art technology and uniformly high quality microwave components and subsystems that meet or exceed your expectations with on-time deliveries at competitive prices.
                                                                       
 Planar Filter Company's vertically integrated manufacturing plant makes it possible for us to design, machine and manufacture microwave hardware with complete control of the technology, quality and the delivery schedules on all prototype and production orders.  Our in-house machine shop gives us the competitive edge which allows us to offer any form factor or package that you require.  Custom designs can be implemented in record time at a low cost which allows us to pass this savings on to you.
 
 Planar Filter Company's product line has grown steadily since the division was founded.  From state-of-the-art complex switched filer banks, ultra-broadband high frequency band reject filters, ultra-wide bandpass filters, to our present day work on microwave integrated circuits, the company has produced thousands of custom and catalog product types.  Planar Filter Company is dedicated to solving customer problems and meeting promised delivery dates with the lowest return rate in the industry.