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EXPLANATIONS
OF APSS AND
ALC
APSS (Auto Program Search System)
LED No,
D211
D212
| aia | D215
playback
mode
and the radio
reception
mode,
and
in addition,
that
indication
is allowed
in the APSS
mode
via the said level
comparator function, the feature of which is here explained:
tion —
in this case, the D211 can light assuming that the recording
level is within the range from —30 dB to —40 aB.
applied to the D211
for it not to light at all.
.
For
the
non-signal
recorded
part which
exists for not more
than
0.5 second, it shal! not be mistaken as the programs space, and this
is made
possible via the time constant
assured
by the capacitor
(C327, C332) and resistors (R356, R363).
as follows. See Figures 10—2 thru 10—5.
APSS (automatisches Programmsuchsystem)
Recorded program
Voltage at D211
Absent
Absent
Present
Present
3
=
ALC (Automatic Level Control}
4
5
2
Aufgezeichnetes Programm
Spannung an D211
a219
Nicht vorhanden
Nicht vorhanden
AUS
Vorhanden
Vorhanden
EIN
4
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