Master Fader - Revox Recording 8 Bedienungs- Und Serviceanleitung

E25
MR8
RÄbx"
Stereo input
right
.
Feed 1
k{zl}
dBu (775 mVrms) from the audio generator to the unbalanced
Monoinput
STEREO R [ad] input right.
.
With the
trimmer potentiometer RAl
2
alig
n
the
P
RE FAD
E
R
[afl output
to'6
d
Bu
(388 mVrms).
.
Turn
the input selector
[a]
to
the MONO position.
.
Feed
1
kHl+6
dBu
(1
.55 Vrms) from the
audio
generatortothe unbalanced line
input MONO [ac].
.
With the
trimmer potentiometer
RAl
3
align
the PRE
FAD
ER [afl output to
0
dBu
(775 mVrms).
4.3.2 lnputdistortion
.
Turn
the input selector
[a]
to
the STEREO position.
.
Turn the input
levelcontrol [b]to 0 dB.
Left
channel
r
Feed
1
kHlO dBu (775 mVrms) from the audio
generatorto
the
STEREO
L
[ad]
input left.
.
Connect the voltmeter to the AFTER FADER [ae] output (range
0
dB/l
V).
.
With
the
linearfader
[h]
align
to -6 dBu (388 mVrms).
.
Connect
the distortion meter to the AFTER FADER [ae] output.
.
With
the trimmer potentiometer RA4 align for minimum distortion.
Rightchannel
.
Feedl lGllOdBu(775mVrms)fromtheaudiogeneratortotheSTEREOR[ad]
input right.
.
Connect the voltmeter to the AFTER FADER [ae] output (range
0
dByl V).
.
With
the
linear
fader [h] align to
'6 dBu (388 mVrms).
.
Connect the distortion
meterto the AFTER FADER
[ae]output.
.
With
the trimmer potentiometer RA3 align for minimum distortion.
4.3.3 lnput fader
.
Feed
1
kHl0
dBu (775 mVrms) from
the audio
generatorto
the
STEREO
L
[ad]
input left.
.
Connect the voltmeter to the AFTER FADER [ae] output (range
0
dB/1 V).
.
Turn
the
input
selector
[a]
to
the STEREO position.
.
Set
the linear fader
[h]
to the 0 dB position.
.
With the input
levelcontrol [b]align to
0
dBu (775 mVrms).
.
Set
the
linear fader to
the -60 dB position and with the trimmer potentiometer
RA14
align the AFTER FADER
[ae]output to
-60 dBu.
4.4
Master module 1.775.430
4.4.1 Master fader
.
Feed
l
kHzlOdBu
(775 mVrms) to the unbalanced
input
STEREO L
[ad].
.
Set
the
linear
fader
[h]
to the
0
dB position.
.
Connect
the voltmeter to the UNBAL [19] master outpul (range
0
dB/1 V).
.
Set
the master fader [m] to the 0 dB position.
.
With
the input level control [b] align
to
0
dBu (775 mVrms).
.
Set
the linear fader to
the -60 dB position and with trimmer potentiometer RA6
align
to -60 dB.