Dual C 828 Manual page 9

The following list may be used as quick reference for tape
selector switch settings in case that the tape used is not shown
in the tape reference table (see annex).
Switch Tape Equali- Typical
position category zation tapes
Fe Fe 3180/120 us BASF Super LH
Cr CrO2 3180/ 70us BASF Chromdioxid
FeCr FeCr (2-component) 3180/ 70 us Sony Duad
Met metal tapes 3180/ 70us ЗМ Scotch metafine
Auto Reverse
Operating convencience of your Dual cassette deck is greatly
improved by a unique feature: the auto reverse system. lt per-
mits instantaneous change of the running direction at tape end
without removing and reversing the cassette, or to change from
one stereo recording to another.
Due to the twin tape transport mechanism, twin recording,
playback and erasing heads, this cassette deck permits recording
and playback in both running directions
The following operations can be selected by means of the
MODE switch (2)
automatic shut-off at tape end in either running direction.
automatic reverse from right to left at tape end
automatic repeat in playback mode
During recording mode, the unit will shut off automa-
tically at tape end in right-to-left running direction.
DOLBY NR
Tape Counter and Memory Index
The tape counter (32) registers tape length used and facilitates
location of desired program material on the tape. It operates
during recording, playback, fast forward and fast rewind mode.
Before you start recording, set the tape counter to "000" by
depressing
the RESET button
(31).
If you note the tape
counter reading at the beginning of each new recording, you'il
be able to locate the desired program material on the cassette
very easily during playback.
The MEMORY button (30), which is coupled to the tape
counter (32) lets you find any desired portion of the recorded
program material during playback. Select this particular portion
by depressing the RESET button (31). If you now depress the
buttons << (12) or > (17) at any tape position before or after
the selected portion, the tape advance system will automatically
stop at the correct index point.
In order to avoid interruption of a recording by accidental de-
pression of the MEMORY button (30), the memory index sy-
stem will not be operating when the unit is started by means
of the < (14) or » (16) pushbuttons.
Loading and Removing of Cassettes
Hold the cassette with the exposed tape facing downward, insert
the top edge into the cassette holder as far it will go. Then press
the lower edge downward into vertical position until it is latched.
10 Е
A click will be heard when the cassette is properly loaded. See
Fig. 2.
The cassette may be removed anytime in all operating modes
without previous depressing of the STOP button (10). Infrared
light safety switches (4) and (8) will effect instand stop of the
tape transport mechanism and retract the tape heads in order
to remove the cassette
The previously selected operating functions Start > (16) or <
(14) will remain effective after removal of the cassette.
Fast forward »» (17), fast rewind << (12) functions as well as
playback start by means of > (16) and < (14) START pushbut-
tons can be instantly selected without prior operation of the
STOP pushbutton (10)
Fast Forward and Reverse
>> (17) Tape runs from left to right at high speed
44 (12) Tape runs from right to left at high speed
"Fast Forward" pp and "Fast Reverse" 4 functions are used
for rewinding the cassette tape and for location of desired pro-
gram material
The tape transport shuts off automatically at tape end.
Start > (16), Start ч (14), RECORD (19) and PAUSE (21) func-
tions are cancelled by depressing the "Fast Forward" (17) and
"Fast Reverse" (19) bushbuttons.
Start
Recording and playback is started by buttons » (16) and « (14)
according to the desired tape running direction. Start of the
tape transport mechanism can be initiated before loading of
the cassette. In this case, a feeler gauge will register loading of
the cassette and start the tape transport.
PAUSE
To interrupt recordings and playbacks momentarily, depress
the PAUSE button (21).
The previously selected tape running direction will be main-
tained and indicated by flashing of the LED, located next to
the corresponding pushbutton (> or <)
By depressing the tape running direction buttons » (16) or «
(14) tape transport is resumed.
Auto Shut-off
This unit features an electronic tape transport monitor system
which effects immediate automatic shut-off at tape end or in
case of malfunctions regardless of cassette or switching foil used
Program Monitoring with Headphones
To monitor recordings and playback, connect a stereo head-
phone (impedance 4 to 2000 ohms) to the PHONES jack.
How to make your own recordings
In addition to the preceding notes regarding playback of pre-
recorded cassettes, the following details must be observed
when making cassette tape recordings:
* Depress the tape selector switches (9), (11), (13) or (15)
according to the tape material used
* Depress the DOLBY NR button (20). When recording FM
radio programs, also depress the MPX Filter button (18).
* Set the tape counter (32) to "000" by depressing the
RESET button (31)
Peak Level Indicator
This non-inertial peak level indicator permits optimum tape
recordings
The red LEDs OVERLOAD LIMIT (25 & 26), are associated
with the tape selector buttons (9), (11), (13) and (15). They
indicate the maximum permissible recording level for the
respective tape used.
LEDs (26) indicate peak recording levels for Fe and Cr tapes,
LEDs (25) those for FeCr and metal tapes.
Recording Level Setting
To start a recording, depress the RECORD button (13), which
will automatically release the PAUSE button (21). The pilot