
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