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GE 4EX3A11 Maintenance Manual
GE 4EX3A11 Maintenance Manual

GE 4EX3A11 Maintenance Manual

Portable test se

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PORTA
BLE TEST SET
IVIODEL
4EX3A
11
COMBINATION
NUIVI
BTRS
TMII,
12, 13,
16,
(
INCLU
DES
OPT
ION
9099)
- A '
-t
-
d
*
CD
rr
Z.
gt
Ir
-a
ci)
CD
L7
&
TMIC
sPEclFtcATtots *
Description
Meter used in test
set
Sensitivity
Internal
resistance
Damping factor
Response time
Accuracy
Overload protection
Centralized
metering
func tions
Test selector
Range selector
Polarity
switch
High Sensitivity
Switch
DlSCrirninator
XMTR
TEST
'TX
AUDIO
jacks
MII(E j ack
DC
voltmeter
functions
Range selector
Polarity
switch
Operating
temp range
Size (HxWxO)
Weight
Portable
meter for aligning
and troubleshooting
two-way radios
which
have
centralized
metering
facilities.
In addition,
the test
set can be used
as
20 K ohms-per-Vo1t voltmeter
3-L/2r'
panel meter v/ith jeweled pivot,
off-center
zero
-1O and +50 microamperes fulI
scale.
External
resistance
added to
make
useable sensitivity
-0.2 and +1.0 VoIt fuIl
scale
(at 2O K ohms-per-Volt).
1370
ohms
+L5%
32 nominal
1.4 seconds nominal
+37o
of full
scale
Meter movement protected
by diodes
I{ith
test
cable connected to transmitter
exc
iter
.
Selects
circuit
Selects
1-Vott
Reverses meter
to be metered
or 3-VoIt
meter range
polarity
Provides
a
Keys transmitter
For connecting
audio signal
generator
to modulate xmtr
For keying or voj-ce-modulating
xmtr
with mike or handset and monitoring
rcvr with
handset
Using
test
probes
Selects I, 3, 15, 30,
100,
300
"VM"
position)
Reverses
polarity of
meter
o"C
to
+50'C (+30'F
to
+L22"F)
Test
Set
5.1t'x
12.8ttx
3,4tt
4.5
pounds
rcvr output
to
or distortion
rcvr with
handset
*
These
specifications are
intended
primariry for
the use of
for the
complete
specifications.
t
xrn
MASTR
rr,
Executive
rr
and custom
MVp,
these functions
System
Board independent
of the black
metering
plug"
or 1000-VoIt
meter range (with
test
selector
in
Optional
Case
6"2"x13.5"x6.0tt
3.0
pounds
the serviceman.
Refer to the appropriate
specification
Sheet
are availabre
from the red prug of the test
cable plugged into

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