[ 2240-DE ] CD "Einsicht ins Warnke-Verfahren" with perceptual acuity test WTT according to Warnke (German)

Audio CD with 24 tracks. Contains expert contributions on human hearing development from fetus to toddler (spoken by Fred Warnke, accompanied by numerous audio examples). Also includes the Warnke Perceptual Acuity Test (WTT: "Efi-Eki Test"). This test is otherwise also included as an add-on in the AUDIO4LAB training device. Tracks 23 and 24 additionally offer classroom noise and voice babble as background noise for auditory training.