JRC NDR-91 User Manual

(3)
Check
of the connectors
on the
rear
panel
Check
that
each connector
and
grounded
wire on the
rear
iranel
of the receiver are
surely
connected.
(4)
Connect
the speaker
or
heaclphone
to
lspeaKf
nl or
IFHONES-I
jack.
4.2.1
Basic Operation
of SSB
Reception
(l)
Set the
tAF
GÀlN
I
knob
to the
position
where the
knob is
turned clockwise
by 4 or 5
graduations
fiom the mininlum
position.
(2)
Set thr
FQ@
switch
to
[Ac]
in
case of the AC
power
supply, or to
E
in case
of
the
DC
power
supply.
(3)
Press ttre
lSSe-l
button
amons
the
ltvtôOf l
switches.
(4)
Set the
desired
receiving
fiequency
by using the
IMHil
knob,
I-UPIDôW-NI
switch and
FÙnel
knob.
(5)
Set
the
t
slow
I
(6)
After
hearing
the desired signal, turn
the
tAFGÀiNl
knob
and
set it for
an
optimum
sound
volume.
(7)
Adjust the BFO & CLARIFIERknob so
as to
set
the tone
the
most natural
to hear.
knob to the maximum
position
and
turn the AGC
switch to
(8)
When the
received radio
wave is not strongly
affected by
fading,
turn the
FF
GAINI
knob slightly counterclockwise and
IAF
GAIN-l knob slightly
clockwise so
as to obtain
the
best S/N
of the
reception
voice.
4.2.2
Basic
Operation of CW
Reception
(Morse
Telegraph)
(
I
)
Set tn.
[11tQA|Nl
knob to
4
or 5
graduations.
(2)
Press the
ltw I
button
amons ilre
lrvrooe
I
switches.
(3)
Set the
desired receiving
frequency
by using
the
lMHll
knob,
ttre
IÙP/DOWN-I
switch
utro
lîulrtr
I
knob.
(4)
Press
ttre
lo.s
kHl button
among
th.
M
switches.
(5)
Set the
FFGAINI
knob
almost
to
the center
position
and the
trGôl
switch
to
desired signal, set the volume to the optimum level by
adjusting the
BFO
&
CLARIFIERknob, set the tone
the
most
pleasant
to hear.
(8)
Adjurt
Inf
Gatwl
nn6
[RF
CÀitrtl so that
S/N
of
the
receiving signal
will be
the best.
(9)
When the
receiving wave is
affected by
fading
or the strong wave
and
weak
wave
are
received
reciprocally, set the
tÀGC-l
switch
to
I-SLôWI
or
|FÀST I
and
turn
the
f
RF
GAINl
knob slightly clockwise.
4.2.3 Operation of
DSB Reception
(l)
Press the
IDSBI
button amons
I
MODTI
switches, and
i6
kHtl
button amons
BANDWIDTH
I
switches.
(2)
Set the
l-RF
GÂlNl
knob
to the
maximum
position
and set
the
tAGC-l
switch
to
(3)
Set the desired
receiving frequency by using the
f
MHI knob,
IUF/DOWN
lswitch
and
(6)
When
hearing the
Erc4l$
knob
(7)
BV
adjusting
the
knob.
-
t3
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JRC NDR-91 Specifications

General

Brand	JRC
Model	NDR-91
Category	Receiver
Language	English