Drake FS-4 Service manual
€m
v
FRRE@,uEIvc.Y
MODEL
SYA'THEg'IZEtrI
FS-4
t-
LIMITEDWARRANTY
R. L. DRAKE
shall be
or workmanship
During the wanonty
Drake
output fiansistors)
RF
workmanship.
To obtain
(
I ) Complete
(2)
Notify
as soon as
(a)
(b)
(c)
(3)
Deliver
ized
fully
Conect maintenance,"repair
ance
from
warranty
mines is due to:
(1)
Improper maintenance
accessories
original
(2)
Misuse,
(3)
Accidental
All ímplied
original
The
foregoing
respect
no other
have
Some states do not
do not allow the exclusion
so the above
This wananty
which
COMPANY
free from
for
service
facility
such wananty
and send in the
R. L.
DRAKE
possible
The model
identity of the
The
A detail¿d description
cal connection
product
the
service
facility,
ínsured a¡td shipping
product.
this
does not
that do not conform
parts.
abuse, neglect or
or
warranties,
purchase.
constítutes
product,
this
to
remedy
limitatíon and
gives
vary
state to state.
from
540
warmnts
defects ín materíal
(90)
ninety
period
provide
will
and l¿bor
semíce, the original
COMPANY
after discovery
number
to associated
to the R. L. DRAKE
or
Thoefore,
apply to
íntentional damage.
if any, terminate
R. L, DRAKE
and the oríginal
and
allow limitations on how long
or
exclusion m0y not
specific legal
R. L.
Rich¡rd
to the orígínal
(except
days
the R- L. DRAKE COMPANY
tilananty
serial
and
seller and the
of
ship the same in
chmges
ond use
any defect that R. L. DRAKE COMPANY
repair, includíng
or
improper installation.
claím
no
limitation of íncidental
DRAKE COMPAI{Y
Street
the date of original
from
choge both
of
ftee
neces$lry to correct defects
Registration Card.
or its nearest
of a
number,
problem,
the
equipment and
prepatd.
are important
carefully
to the
ninety
COMPANY'S
purchaser
incidental or consequential damages'
for
rights and
o
Miamisburg, Ohio
purchaser
and RF output transistors)
tubes
purchaser
possible
authorized service
defect, of:
if any;
approxinute
including details
the list
COMPANY
its
original container
to
read the Instruction Manual.
the installation of
quality
(90)
days
and
an implied
or consequential
apply to
you
may also have
that thís
purchase.
or an authorized
ports (except
must:
obtain
and
any
you.
in material
date of
on
such
of
or
the nearest
or
proper
speciftcations of
the dateof
fiom
entire obligation
user or owner
warranty
other
45342
equipment.
product
tubes and
or
facility,
purchase;
the elecffí'
author-
equívalent,
perform'
This
deter-
parts
the
the
with
shall
lasts
damages,
rights
or
or
PRINTED
IN U.S.A.
Y
CHAPTER I
INTRODUCTION
1.1. GENERAL DESCRIPTION,
The FS4
Company
FS-4 plugs
receiver
eguipment
crystals.
or
is a frequency
"4"
line
into
an unused
transmitter,
and allows continuous coverage
synthesizer
equipment.
auxiliary
and will
(R4
supply
developed for
series, T-4X
crystal socket
the various injection
without utilizing the
use with the Drake
series and SPR4.) The
in the rear of the
signals to the
accessory
a
The frequency readout
to
and
this is added the frequency
the
correct received
The FS4
series
the
injection signals for the SPR4
The
of 7 to 30 MHz.
out
FS-4
sory kit is
1.2. MANUAL
This
ofthe
CHAPTER I Introduction.
CHAPTER II Installation.
supplies all the crystal
and T4X series in 0.5 MHz steps from 11.1
readout is ürect.
FS4
can be used with the 21 type receiver
When used with the 24, receiver,
is not direct, and
readout
manual
operator and service technician as follows:
to obtain the correct
necessary to
COVERAGE.
presented
is
to
on the FS4
readout ofthe receiver
frequency.
oscillator
An accessory kit is
receiver.
a correction factor of
modify
operation.
the FS4 for
in 5 chapters and is
(Self
explanatory.)
Describes the
displays the received frequency
operating frequency. A special
"PTO"
injection signals for the R4
through
available
"7
MHz"
use with the 2-C
arranged for the convenience
procedures
to
over the frequency
FS-4
the
must be added to the
to be followed
to obtain
40.6MHz,and
provide proper
frequency read-
receiver.
band,
range
acces-
prior
JANUARY
1977
CHAPTER
III
Operaüon.
and
equipment.
Illustrates
describes
and
operation
panel
describes
with
front
Drake receiver/transmitter
controls,
v
CHAPTER
CHAPTER
IV
Theory
V
Maintenance.
instructions.
of Operation.
Provides niaintenance
Describes
all circuits and
and
networks.
alignment
w
CHAPTER
II
INSTALLATION
J
2.1. UNPACK¡NG.
to
and
This
that
it for
the
plugs
length
to
flow.
Carefully
evidence
remove the
damage.
of
FS4 from
If
any
transportation company
out the enclosed
Fill
the factory immediately
validation
2-2. LOCATION.
FS4
The
into the accessory
allows the
Placing the
heat
is
user
generated
of the warranty.
supplied
crystal
place
to
FS4 on
within
with a cable
top of
the transmitter,
the shipping carton and examine
damage is discovered,
that delivered
socket of the
FS-4 on either
the
the transmitter is
the unit.
NOTE
registration card
insure registration
to
approximately
receiver/transmitter.
and the
immediately notify
and return it
20 inches long
side of the receiver/transmitter.
not recommended, due
FS4 will block the air
Y
2.3. POWER
FS4 is
The
operation unless
proper
2-1.
figure
FUSE.
24.
power line is fused
The
Slo-Blo.
REOUIREMENTS.
shipped from
connections
24O VAC
F or
the factory
otherwise
at the transforner
specified.
for 120
operation use
wired for
operate on 240
To
parent
on the
VAC operation
a 3AG Type
120 VAC, 50160
VAC make
as illustrated
board
with a 3AG Type
1l 16 A, or equivalent.
l/84,
Hz,
the
in
t@-Em
?
(J
ts
3
u,
o
F
\
+Eñ
üH¿
F=g
Y
o
ü)
H
=
I
\
\
\
\
A
o
ul
=
I
\
()
=-1
;tz
FI
\N /
\\ \/
ti6t
il
il
v
.o
E
e
o
^a
L)
()
f
o
\f
e\
G
o
c
R
\
€
tr¡
.=
=
\
*
:s
q
a
s
^o
il
ñv
I
\{
.É
l{
4
Loading...