immittance bridge

immittance bridge

[i′mit·əns ‚brij]
(electromagnetism)
A modification of an admittance bridge which compares the output current of a four-terminal device with admittance standards in a T configuration in order to measure transfer admittance by a null method.
References in periodicals archive ?
To obtain impedance measurements in both patients, we used a GS133 immittance bridge and a 226-Hz probe tone for tympanometry.
There was no evidence of a fistula sign on either electronystagmography or acoustic immittance bridge testing.
10] Tympanometry and acoustic reflex testing were performed with the Grason Stadler 33 Clinical Immittance Bridge (GSI, calibrated in accordance with ANSI's 1987 specifications).