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Sencore CB42 User Manual

Sencore CB42
104 pages
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CONTROLS
1.
2.
3.
••
,.
,
7.
DIGITAL READOUT
provide$
all
output
~ad.
Inp
ineluding
RF
Pow"", Audio Power,
Pfttellt
Mooullltion, Modub.tor Oiatortion. Percent
orr
Oulnnel,
InlA!mallllld External
Frequtncirs.
In-
dudes
LED
indinto
...
of
r&lll'e and tunetion.
DIGITAL
READOUT
SELECTOR
Sel~
.11
functio",
of
DIGITAL READOUT.
tAo
RF·IF
GEN
monitonl
inU!m.al
frequ~ney
olRf
TImER
or
IF GENERATOR.
28.
EXT
XTAL rMils fundamental frequency
of
ayahl
pluAed
intoo
front-~lWl
;I<:IL
:?C.
I MEG LOAD
IUd.
nu.mal
frequency ap-
plied to
I MEG
INPln'
jack
on
(ront
...
oel.
20.
SO.()HM
LOAD
readI
utemal
frtq\leney
,pp~
to
5O-OHM
INPUT
jack
on
tront panel.
2K""
orF
CHAN
read.
pt'Kent
of
deviation
fTom
t"CC
Ipedfication$
of
Ulnimitttr
feedin,
into
front-panel
5O-OHM
INPVT'
by
eomparing incom.
inl
frequency
tQ
CB
RF
TImER.
2F.
'"
POS MOD
re.lb
IImount
o(poIIit;ve modula-
tion U pt'l'centage
by
determinin,
aver.gll
RF
power, and comparing pea""
of
modulation.
.2G.
% NEG MOO reada
amount
of
ne,ative
moduluion
a6
II
percentage
by
determininc
avenge
RF
power,
and
comparing
ne,ltive
modulation
Iwinp.
·2H.
RF WATTS
r.-d.
P.-k
Envelope Power
{PEPI
of
input
at
SO·OHM
INPUT
,itock
.t
(ront
penel.
Reid
••
verlse
or
PEP
power with
lime
~I.
.2.1. AUDIO WATTS rellds
ludio
output power
of
recei"er Ipplied
to
SPEAKER
SUB
input
,itock
on
front penel.
·2K.
SIN
CHECK pushbutton
i~
AUDIO
WATTS
functilKl
by
10
dB,
Ind
remov.
moduli.
lion (rom RF carrier provided
by
CD
RF
nJNER
for performit\l EIA
stlndlrd
IOdB
IS
...
N)
N test.
SPEAKER
SUB
elimin.atell
need
o(
ahop epe.ke
..
<!urine
routine
tesQ.
Provide
stlndlrd
impetl
.-
lo-dsol4.
8..nd
160HMS
phaopt>on
oIusilll
ex-
tern.1
'9!ruer.
SPEAKER
SUB
INPIJr
-eon,·~ioent
(ront-""nel
jack
for
co~illfl
ludio
output
01
r«:eiver to
SPEAKER
SUB
for
meuurin
••
udio OUlput
power.
HIGH
SENSITIVITY
FREQUENCY
COUNrER
INPUT Ia.-ded with I Megohm (or
me',"uin.
fre..
quenc:ie8
to 50 MHz with I sensitivity of
2!0
mV.
.so
OHM
WADED
INPllT for me.surinl frequency
output
ot
tr.uumitter
plus
aU
other
transmitter
OOlpul
functioM.
CRYSTAl.
CHECK
SOCKET
IUOWI
.ny
Iype
cry~tal
to
be
inserw<t
for a direct readout ofcrystal
frequency.
AUDIO SELECTOR SWITCH chOOIeI
400
or
1000
Hz
or
SSB
two·tone
(500
+
2400
Hz) for
modulation
of
intemll
RF-IF generator
or
for
output
I.hroulh front-panel,itock.
,
9. AUDIO
OUTPUT
controlf the
.moont
of
audio
fiKn.a1
....
il.ble.1
fronl ""n.d AUDIO jack.
10.
POWER SWITCH
COntrol5
both
AC
po.-er.nd
12
'·011
inPUI
f'O'I'I"e
•.
II.
SCOPE ADAPTER JACK
ptO'·ides
a 1 MHI m",,:,
OUlput
fienal corretponditllllo
ClItTieI'-
flgllli.
12.
GROmm
conn«tion.
13.
AUDIO
OIJrPUT
jIIck.
Provides
audio
frOIll
inter_
nal
.udio
,ffle'tator.
ControllN
by
AUDIO OUT.
PUT
COfIltoi.
14. RF
·IF
OUTPUT
jldl
PtO¥idK
finlle
CJIbie
OOtpul
from imern.1 RF
·IF
GENERATOR.
I!>.
MICROVOLTS OUTPUT CONTROLS provide
adj~t.ble
Rp·IF
output
from .1 uV
to
.1
V.
16.
AUDIO MODULATION SWITCH prov;d
..
30
or
I ()Q'J, modu
IRlHln
from
inlern.l
g@n@ralor
for RF.
IF
Gt:NERATOIt.
or
nl@rn.1 modulation from
rea. panel connectilKl.
I
j.
IF TUNING CONTItOL ..
1I"w~
adjuslment of any
of
5 IF bIlnds.
18.
RF·1F GENEHATOR CONTROL.
18A.
AM
OUTPUT Il.ovide
••
wild
..
selectable
CD
channel outpul for $landard
40
ch.nn@1
frequen.
ci@s.
Selected by
CB
TUNER.
18B. SSB OlTfPUT provides EIA f1and.rd USB
or
1.5B
li~nll
1000
liz
..
above
or
belo,.·
fllndard
CB
ch.nnel
for
Sinlle Sidebend recei"er alienmenl
.nd
Iroubll!ihool;"I.
18C.
IF
GENERATOR ptO"idl!l!!o
overlappit\llF
bands
from
37!0
KHz Ihroogh
12
MHz-
Tunable
,.·ith IF
nJNING
corormOL.
19. BAND SELECTOR SWiTCH
dloo""
dlannel
1·23
or
24-40 on RF
JUNER
SWITCH.
20.
40
CHANNEL
CD
RFTUNER
~'Oftln.
datd
C1aff
D CB treql.lenciK.
21. LEAD STORAGE COMPARThlENT
22.
AC
LINE
CORD
23. 12 VOLT
OC
INPUT
24.
B+
FUSE
25.
EXTERNAL AUDIO
INPIJr
for
emmal
modu-
Wion
of
RF·IF
GENERATOR.
SUPPLIED CABLESfACCESSORIES
26.
390109
AUDIO CABLE for eonnecting
fJll!.aker
output
to
SPEAKER SUB
input
(Min. PhlKlef
phone).
27.
300106
AUDIO CABLE for dirf:ct
.udio
con.
nection.
(phono/teft
dipt).
28. 39G102 DYNAMIC MIKE TESTER for
injedinc
audio Into microphone.
29.
39Gl05
COUNTER INPUT CABLE provides a
direct
or
isolated input
to
the
1 Meg frequ@ncy
counter
input.
80.
300104
RF CABLE for transceiver
testin,
(BNC/PL259),
31.
39G110
TERMINAn:O
RF
CABLE providel
matching
from
50
Ohm
output
of
RF-IF
GEN.
ERATOR
for
injeding
into
VlUiOUI
circuitJ.

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Sencore CB42 Specifications

General IconGeneral
BrandSencore
ModelCB42
CategoryMeasuring Instruments
LanguageEnglish

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