Sony TC-150 - Page 16

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MAGNETIC TAPE .... Usua lly
1
/
/' plastic tape which has
been coated with an emulsion of iron oxi de part icles.
Used on tape recorders as the r ecording media and
is the highest fidelity of rep r oduction possib le today.
MIL .... 1 /1 ,000 of an inch. Tape thi ckness is usually
measured in mils.
MIXER . ... A device by which signals from two or more
sources can be combined and fed simultaneously into
a
tape recorder al the proper l evel and balance.
MIXING . . . . The blending of two or more signals for spe c ial
effects.
MONITOR HEAD ... . The head on a tape recorde r which,
when connec t ed to the prope r circuitry, makes it
possible
to list en to the material directly off t he lope
while the recording is being mode.
MONOPHONIC RECORDER .. .. Sometimes incorrectly cal l ed
monaura l recorder. It is capable of only one channel
recording.
MULTIPLEX .... ( see FM Stereo .)
NAB CURVE . ... Standard playback equa l ization curve set
by the Nat i onal Association of Broadcasters .
OSCILLOSCOPE . . . . A device which forms o graphic rep r e-
sentation of on electrical signal on a screen (cathode
ray tube) . Used for testing a nd mea suring of elec-
trical and elecronic equipment (tape r ecorde rs).
OUTPUT . . . . T he signa l vol to ge coming from components ,
such
as pre-amplifiers and amplifiers. In tape re-
corders, there are line o u tputs, speaker outputs and
monitor outputs.
OXIDE . ... As used in magnetic tope-o m icroscopic ferrous
oxi de.
PATCH CORD ... . A short cable with a plug ot either end
used to interconnect equipment, such as tape re-
corders and amplifiers.
PHASING .. , . The proper po l arity or i entation of the two
speakers used in st ereo pl ayback .; proper phasing
wou ld be, for example, the ground connection being
common to both speakers.
PINCH ROLL. ER (Pressure Roller) .... A rubber roller which
engages the capstan and pulls the tape with constant
speed and pr events slippage.
PLAYBACK . .. . Reproduction of the sound previously re-
co r ded on the tape.
PLAYBAC K HEAD .... The magnetic head which picks up
signals from tape for playback.