Mobile Communications
MODEL
FIGURE
M+ 2U
1
MICROPHONE
SPfC
flCAIIO
fir
M+2U
Transistorized
Mobile Microphone
Element Type:
Output Level: -
mic
robar
Amplifier Voltage Gain: 0 to 15
Temperature Range:
Frequency Response:
Battery: Ray-o-vac #
type
(or equa
Battery Life:
based on usage
Cord: 3
conduct
retracted, 5' ext
Ceramic
40
)
l)
Approxima
or
ended
JM+2U
db
(0
db
= 1
-300 C to
300-3000
150
1 7 volt
Batt
ery
is
included
tely six mo
(1
shiel
ded)
PVC coil cord
volt
db
650 C
hz
merc
nths
11 "
S
per
ury
,
MICROPHONES
TURN
ER
DIVISION
716 Oakland
[31 g)
OF
CONRAC CORPORATION
Roa
d N.E Cedar Rapids, Iowa
366-8
3 11 • Tel
ex
52402
464437
FIGURE 2
f\/\r
-~
SHIEL
D
FIGURE 3
,--
--
--
IR£
O
~
~
All
Turner
and
thoroughly tested before leaving the factory
and
are
rae Corporation, against defective materials
workmanship for
structions
units are .not
ment, or tampered with in
covered by this warranty should be returned to
the factory
co t
other
M + 2U microphones
guaranteed by the
are
opene
and
than
L
WHIT
Jjw
ELE
CT~ONIC
GUARANTEE
one
year, provided that the in-
fully complied with
d, except for battery rcplace-
will be repaired
transportation
..
,,
"
SWITCHIN
G
are
individually
Turner
any
Division Con-
and
way. Microphones
or
replaced
one
way.
-fl?
and
that the
at
no
Turner M +2U
Transistorized Mobile Microphone
The
M+2U
The white
a gro und connection between microphone and transmitter
case/grouncl. The black and
control switching
ing another microphone with the M
ment
manual for proper wiring
is used), If
should be taken
to determine
needed Experience indicates that most
ing a microphone occur
ing up the
insulation and keep exposed leads short
within the
In
case
phone
for
FECTIV E COMMUNICATIONS RANGE
MENT
adjustment
The
trol on the M 2U should be set at 6 initially, Remember that
his
erified
v
your
QRM conditions.
tortion on the air and limit the
conven
setting for each individual using the microphone The widE
range in
at reasonable position from the M
tic and imported crystal, ceramic and Hi Impedance Dynamic
mirophones. It is the most universal microphone available today
as
further
A LOSS IN MODULATION LEVEL
Many transceivers
M+2U
is
a starting point and
effective
ient
The M+
BATIERY
To replace the battery
follows: Place the
To
prevent
cloth , Carefully remove the f
while holding the microphone back in place,
the back
with volume control remains in the
phone case Place the rear
case. Hold the
pull the battery from the battery holder Insert a new Ray-o-vac
#1501 battery
installing the new battery Carefully reverse the disassembly
steps, making sure the cable wires loop around the battery
when you replace the back These Instructions should be
lowed carefully to prevent damage to the
crophone interi
area , please
your
check, or
and we will
can be easily adapted to almost any transmitter
wire
is
the signal Chot") lead and the shield provides
re
d leads provide
as
shown
an
equipment
to
analyze the microphone being replaced
connector
connector
connector
of
difficulty, please do
this will void the factory warranty Contact factory
instructions.
of
modulator amplification to be used
is
designed
on a
monitor
ly located volume control easily allows a
output
2U
or JM+ 2U
, Avoid excessive heat which can damage
do
range and limit y
Over
level allows you to compensate any voice at
In
Figures 2 and 3, When replac-
-I-
2U
of
manual is not available, then care
connections and type
as
a result
not have sufficient amplification
to
be used at 8" The volume/gain con-
scope Insuffi
modulation may cause excessive diS-
wi!1
the connf>ctor (if
difficulties
of
poor workmanship
not
tamper with the micro-
MEANS
your
modu lation level should be
cient
our
ability
intelligibility
~2U,
replace all conventional domes-
the
necessary
consult
to
OF
modulation will
to overcome local
of
the
equip-
connector
of
switching
In
replac-
In
prevent shorting
A LOSS IN EF-
YOUR EQUIP-
conveniently
your
signal. The
different
REPLACEMENT:
in
the
microplione
scratches to the front.
of
the microphone case making sure the
circuit
or
or
order
money
sh
ip by return mall.
board down in the
equiv
alent
. If the TR-175 battery is
directly
order
M+2U
face down on a clean surfac
our
of
the base beside the front
Be sure to observe polarity when
from the Turner
for
$1
T
and JM+
it
may be placed on a bench
screws holding the back on,
front
section of the micro-
front
circuit
not
,60
for
each battery required
2,
Now
slowly
circuit
case while
board and mi-
available
Co.
Please send
proceed
remove
board
of
In
ER
mak-
or
cut
as
e,
the
you
fol-
your
MICROPHONES
TURNER DIVISION
716
Oakland Road
(319) 3668311
OF
CONRAC CORPORATION
NE
. Cedal' Rapids, Iowa
• Telex
46443
52402
7
.
PRI
NTED IN
USA
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