TANDBERG 15 Series User Manual

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FREE CH2
HEAD
EQUALIZING
AMPLIFIER
FREE CH2
HEAD
EQUALIZING
AMPLIFIER
CH1
ERASE
HEAD
C2
REC / PLAYB HEADS
F ROM
OSC.
BIAS
ADJ.
CH2
EQUALIZING
AMPLIFIER
CH1 FREE
HEAD
ERASE
HEAD
FROM
OS C.
BIAS
ADJ.
EQUALIZING
AMPLIFIER
REC / PLAYB HEADS
CH2  CH1
= 
FREE
HEAD
Fig. 5.5 Playback NORMAL.
5.10.2 Position NORMAL
Fig. 5.5 shows the head connection for playback.
Track one is reproduced through the equalizing amp-
lifier, whereas signals from track two are fed directly
to the FREE HEAD output. In record mode, track one
is connected to the equalizing amplifier whereas
track two is connected to FREE HEAD output. See
fig. 5.6.
Fig. 5.6 Recording NORMAL.
5.10.3 Position EXTRA
As shown in fig. 5.7 and 5.8 the heads are inter-
changed for recording/playback via equalizing ampli-
fier on track two, while track one is connected to
FREE HEAD output.
Fig. 5.7 Playback EXTRA.
Fig. 5.8 Recording EXTRA.
5.11 FUNCTION SELECTOR
The function selector has the following positions:
AMP: Signals from MIC/LINE potentiometer are fed
via BUFFER AMPLIFIER direct to OUTPUT VOLUME
potentiometer.
PLAYBACK: Signals are fed from the relevant head-
half (see 5.10. 1-3) to the input of the equalizing
amplifier. The equalizing network is connected in
playback configuration.
RECORD: Signals from MIC/LINE potentiometer are
fed via BUFFER AMPLIFIER through equalizing amp-
lifier and further through R218 to the relevant record-
ing head, (see 5.10. 1-3). The equalizing network is
connected in record configuration. Operating voltage
is supplied to the oscillator.
26

TANDBERG 15 Series Specifications

General

Brand	TANDBERG
Model	15 Series
Category	Measuring Instruments
Language	English