For over sixty years the name Weinschel has become synonymous with leadership in RF and microwave technologies and superior quality components and subsystems. Weinschel products find a home in the wireless, defense, test, and broadband markets throughout the world.

Among its many technological achievements, Weinschel was the first company to design and manufacture commercially available coaxial attenuators.

Today, API Technologies continues to provide a full line of standard Weinschel products together with custom-engineered solutions to satisfy market needs for precision and high reliability components and systems.

API Technologies manufactures many brands of fixed attenuators including Weinschel Brand. Click here to view our full offering.
A wide selection of solid-state, mechanical relay and edge-line designs. Available in a variety of step sizes and frequency bands.
Multi-channel programmable attenuator systems
For those applications demanding broadband accuracy with low SWR and accurate repeatability over large attenuation ranges.
Multi-channel, broadband, programmable phase shifter systems.
Ideal for high densely packaged systems with minimum accessibility. Linear adjustable in a small in-line coaxial packages.
Butler matrices are beamforming networks in which N isolated inputs are connected to N outputs. The relative phase of each output changes linearly with position.
Compact and rack mount solutions for variety of test, subsystem and systems applications for commercial and military.
API Weinschel offers solutions to challenging test, simulation and RF distribution requirements.
Weinschel Brand Coaxial Terminations are available in a variety of connector types and in frequency ranges of DC to 50GHz, power handling to 1,000 W.
Wide variety of Resistive products that operate over dc to 40 GHz with many different connector options available. Type N Coupling Nut Change
API's full line of Between Series Coaxial Adapters.
For applications where the need exists for controlling signal levels continuously without interrupting the circuit.
Weinschel brand products.
Weinschel Brand DC Block products contain capacitance in-series with the center conductor to prevent the flow of dc current, while permitting RF power to flow without interruption.