基本信息
文件名称:ICOM IC-240 Instruction Manual说明书用户手册.pdf
文件大小:29.64 MB
总页数:35 页
更新时间:2025-06-07
总字数:约9.56万字
文档摘要

2NETER人

TRANSCEVER

TABLEOFCONTENTS

1SPECIFICATIONS.11

1DESCRIPTION.ee2

1INSTALLATION.13

IV,OPERATION.ee8

V.CONTROLFUNCTIONS.49

VIINSIDEVIEW.911

VILTHEORYOFOPERATION.ee13

VINDIODEMATRIXCHARTS.420

1IX.VOLTAGECHARTS.922

X.BLOCKDIAGRAM.424

XIPARTSLIST.426

XIP.C.BOARDLAYOUT

General:

NurmberofsemiconductorsTransistors41

下ET7

IC13

33(ExceptMatiixBoard)

FrequencyCoverage144MHz~146MHz

AntennaImpedance50Ohmsunbalanced

PowerSupplyRequirementsDC13.8V+15%NegativeGround2.5AMax.

CurrentDrainTransmitting:Approx.2.0A

Receiving:AtMax,Audio.Approx.0.7A

SquelchedApprox.0.4A

Dimensions58mm(H)x1S6mm(W)x218mm(D)

NetWeight]必类

TRANSMISSION:

TransmittingFrequency22Channelsinthe144MHzBand

Progiammablebyadiodematrixforanychannekson

25KHzspacing

EmissionMode16F3

OutputPower10W

Max,FrequencyDeviation5KHz

ModulationSystemVariablereactancebhasemodulation

SpuriousEmissionMorethan60dBbeiowcarrier

MicrophoneImpedance:600Ohms

JInputlevel:10mVtypical

DynamicoroptionalElectretcondensermicrophone

RECEPTION:

ReceivingFrequency22Channelsin144MHizBand

Modulatio