IEEE

A self-compensating lumped element broadband HF directional coupler

Abstract: A novel design criterion for the lumped element coaxial transmission line directional coupler is discussed for HF band operation (2 to 30 MHz). This technique utilizes the inherent ...
IEEE

A self-compensating lumped element broadband HF directional coupler

Abstract: A novel design criterion for the lumped element coaxial transmission line directional coupler is discussed for HF band operation (2 to 30 MHz). This technique utilizes the inherent ...
Frontiers

Design of an eight-hole directional coupler for W-band cryogenic receivers

For the system noise temperature calibration of the K/Q/W triple-band cryogenic receiver on Tianma Radio Telescope (TMRT), a design of W-band eight-hole waveguide directional coupler is proposed in ...
eeworldonline

FAQ on RF directional couplers: part 1

This essential measurement accessory for microwaves has morphed from waveguides down to tiny surface-mount components. Engineers who work with circuits typically use a multimeter as their primary test ...
eeworldonline

RF directional couplers shrink in size, not performance: part 2

This essential measurement accessory for microwaves has morphed from waveguides down to tiny surface-mount components. Part 1 examines the need for and basic principles of directional couplers and ...