Relaciones entre ansiedad social y rasgos, estilos y trastornos de la ... by Caballo, Vicente E.; Salazar, Isabel C.; Irurtia, Maria Jesus; Benito Arias; Guillen, Jose Luis / Behavioral Psychology/Psicologia Conductual.
Dictaphone was prominent in the provision of multi-channel recorders, used extensively in the emergency services to record emergency telephone calls (to numbers such as 911, 999, 112) and subsequent conversations.
Recording 1992 heralded the introduction of Dictaphone's first digital logger. The recorder used compact and cost effective 90 metre DAT (digital audio tape) with a compression rate of 16 Kbps, to effectively store up to 270 channel hours of recordings on a single cartridge.