Eberhard Hänsler: Acoustic echo and noise control - It remains a challenge.
1-2
Ulrich Heute: Hans Wilhelm Schüβler celebrates his 70th birthday.
3-4
Thomas Gülzow, Andreas Engelsberg, Ulrich Heute: Comparison of a discrete wavelet transformation and a nonuniform polyphase filterbank applied to spectral-subtraction speech enhancement.
5-19
August Kaelin, Allen G. Lindgren, Sigisbert Wyrsch: A digital frequency-domain implementation of a very high gain hearing aid with compensation for recruitment of loudness and acoustic echo cancellation.
71-85
Bernard Lacaze: Modeling the HF channel with Gaussian random delays.
215-220
A. S. Kayhan: Comments on "Identification of non-minimum phase systems using evolutionary spectral theory" by A.I. Al-Shoshan and L.F. Chaparro + Authors' reply.
223-224