TBS25

TBS25 outperform larger chambers by between 25dB and 40dB at low frequencies. The noise rejection of the TBS25 will allow measurement of hearing aid performance down to input levels of 35dB SPL in nearly all situations.

A built-in loop is provided for telecoil function testing
Two auxiliary inputs are available to connect a hearing aid to electrical signal sources
Battery eliminators can be connected inside to measure battery current
Approximates free field conditions above 500Hz and has the speaker in the same vertical plane as the hearing aid

Brochure

Combine with…

Use the TBS25 test chamber with your preferred Interacoustics hearing aid analyzer.

Affinity 2.0

All-in-one audiometry, REM and HIT.

Equinox 2.0

A fully clinical audiometer with HIT.