Activeforever Plextalk PTR2 Digital DAISY Player and Recorder - Manual (Page 225)

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micro drive are called CF cards. When moving about with your PLEXTALK,
it is recommended that you use a compact flash card, and not a micro
drive, because it is susceptible to vibrations and shocks. Microdrives are
ideal when you are not carrying PLEXTALK about.
Complete erase.
This refers to an erasing mode for CD-RW discs, which will erase the entire
recording surface of the medium.
Condenser microphone.
In a condenser microphone, a voltage is applied between electrodes,
changing the microphone's electrostatic capacity and converting sound to
an electrical signal. This means that a condenser microphone requires a
power source to operate. When compared to a dynamic microphone, a
condenser microphone is superior in the high range characteristics,
however, they are sensitive to vibration and humidity.
Copyright information.
This is information about the year of publication and the owner of a
book's copyright.
DAISY book.
DAISY is short for Digital Accessible Information System. A recording
made in the DAISY format is generally known as a DAISY book or DAISY
title. The DAISY format allows the book producer to code in a hierarchical
navigation structure with up to 6 levels. Further information about the
DAISY format is given in Chapter 3 of this guide.
dB.
This is an abbreviation for "decibel". A decibel is a unit of measure for
volume.
Disc-at-once.
This is a disc writing mode. In this mode you complete the recording of
the data by writing once to a CD-R or CD-RW disc.
Dynamic microphone.
This is a type of microphone.
Enhanced CD.
Same as CD Extra.