Pectoralis minor muscle anatomy: origin, insertion, actions, innervation and blood supply. Agonists and antagonists for each muscle action are listed. Pectoralis minor muscle anatomy: origin, insertion, actions, innervation and blood supply.
RF modulator. An RF modulator (or radio frequency modulator) is an electronic device whose input is a baseband signal which is used to modulate a radio frequency source.
An RF circula-. tor is a three-port ferromag-. netic passive device used to. control the direction of signal. flow in a circuit and is a very. effective, low-cost alternative. to expensive cavity duplexers. in base station and in-building.