TABLE
OF
CONfENTS
HandiCounter"Model
M1 Features
1
Specifications
3
Conouffi
4
Data
Interface
6
Bl
o
ckDiagram
8
Using the
Counter
10
Rechargeable
Battery
Operatio
n
14
Calibration
15
ProductWarranty
16
Factory Servi
c e
&
ReturnPolicy
17
HANDICOUNTER®MODELMl FEATURES
The Optoelectronics MooelMl Handi
C ountcr is a fullrange,
tOHz
to
over
2.4GHz,
pocket: sizedinstrument
that
representsa substanuall eep forward in
featuresand capabilities.
The
ModelMl usesan imbeddedmicroprocessor along
with the
po....
e rful OElO
counter Ie
to
provideedvarced featuressuchas Digital
Filtering, DigitalAutoCapture(aula
hold), DataStooge,
and 5cria1 Data Output.
FEAnJRES
•
Digital
Me!'
mode
(pat
pend)
prev
ents
display
of random
noiseand
oscillation
•
Digital
auto
capture
(pat
pend)
locks
counterdisplay on
first reading to
pass
the
filter.
•
ARM /STOREbutton
stores
and
recallsfreqoerces
from a three registerstack.
•
LowPower
Consumption
5
hours
battery
operation.
•
Digital
ammunications
port
permits
data
logging on a
PC
with
Model CXl2
RS232C
converter and OpIoLog soItware
.
•
10 Digit LCD
with
availableEl back light for optimum viewingunder all
lighting
conditions
.
•
High Speed 250MHzdirect count
with
1Hz per
secondresolution.
•
10 gate
times
from 100
microsoo>nds to 10 seconds with 13 milliseconds between
measurements
.
•
High
impedance
and 50ohm amplifers
for
fullrange10Hz
to
2.4GHz coverage
.
•
Ultra sensitive16
segment
RFsignalstrength bargraph
operates
Independently
ofrounter.
APPLICATIONS
The
Model
Ml
excelsas a veryhighperformance
hand
held instrument
that can
be
used forgeneral
purpose
frequencymeasurement. TheModel
Ml has much
t:~=~z:r~~i~:1~~u;~ ~~:~~~~~~des.
maximumpossibledistances
using an
optional
antenna.Forin
circuit
measurement
of frequencesfrom
oscillators
or
test points,the IMeg
input
impedanceamplifier
can
be
used with a
scope
pro
be
for
directconnection.
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