Revox C270 Mode D'emploi page 62

SECTION 3
Extended operation
Variable tape speed
(0
o
oaO ~~ j~
C=:::J
c=J [ ' [
0 0
0
=
a
i!i~ 0
rro::o
~ ~
c,:,:,;
OUTPUT CHI
-®-
CH2
:,(g,:
o a
-
-
©.
0
C>
=-
-
SPEED
DEVIATION
+
•
•
-
UNCAL SLOW FAST VARIABLE
CJ I I
I I
<D
~~~~I,-
)
I
In reproduce as well as record mode, the tape
speed can be varied by pressing the VARI-
ABL[ [42] key: the yellow LED above thiS key
lights up,
The deviation of the tape speed from the se-
lected nominal speed (SLOW/FAST) can be
varied
wi thl
n
the
range of -
33
%
to
+
50 %.
The tape speed ca n also be varied extern ally
via th e FA DER/SYNC socket
by
means of a
TTL Signal (OV/ + 5 V) within the r;lnge 01
- 33
%
10
+
50
%.
The
nominal
speed is
achieved
with a
co ntrollreq uency 019,6 kHz ,
Pin 1 of the connector is to be connected to
GND (OV) and the
TTL
signal to pin4.
TTL-Signal (0 ",
+
5 V)
.J -Square wave Inom
=
9 ,6kHz