Icom IC-R8500 instruction manual Table of Contents

Page 3

TABLE OF CONTENTS

IMPORTANT

i

EXPLICIT DEFINITIONS

i

PRECAUTIONS

i

UNPACKING

i

TABLE OF CONTENTS

ii

1 PANEL DESCRIPTION

1– 6

Front panel

1

Rear panel

5

Function display

6

2 CONNECTIONS

7– 10

Mounting installation

7

Required connections

8

Antenna connection

9

Grounding

9

Tape recorder connections

10

Transceive function

10

Connecting to a PC

10

Data demodulation terminal

10

3 FREQUENCY SETTING

11– 12

Read me first

11

Using the keypad

11

Using the main dial

12

Lock function

12

4 RECEIVE FUNCTIONS

13– 16

Initial settings

13

Mode selection

13

Squelch function

14

Functions for FM

14

Functions for SSB/CW

14

Data communications

16

5 MEMORY CHANNELS

17– 22

General

17

Bank selection

17

Channel selection

18

Programming

19

Copy and paste (memory editing)

19

Clearing

19

Channel/bank names

20

Assigning channels numbers

21

6 SCANS

23– 28

Operation

23

Mode select function

25

Specifying skip channel and frequency

25

Automatic bank limit/skip functions

26

Voice scan control function

26

Programming scan edge frequencies

27

Scan speed/delay functions

27

7 SLEEP TIMER

29

8 SET MODE

30

General

30

Quick set mode items

31

Initial set mode items

31

9 CONNECTOR INFORMATION

33– 34

10 CONTROL COMMANDS

35– 36

Command table

35

Data format

35

11 MAINTENANCE

37

Disassembly

37

Fuse replacement

37

Level adjustments

37

Memory backup

37

CPU resetting

37

Cleaning

37

12 OPTIONAL INSTALLATIONS

38– 40

UT-102 VOICE SYNTHESIZER UNIT

38

FL-52A CW NARROW FILTER

38

CR-293 HIGH STABILITY CRYSTAL UNIT

39

TV-R7100 TV RECEIVE ADAPTER

40

13 TROUBLESHOOTING

41–42

14 SPECIFICATIONS

43

15 OPTIONS

44

ii

Image 3
Contents IC-r8500 Explicit Definitions Accessories included with the IC-R8500 QtyTable of Contents ➎ Headphone Jack Phones ➋ SLEEP/SET Switch SLEEP/SETPanel Description Front panel5SPEECH/LOCK Switch SPCH/LOCK 7MAIN Dial@0S-METER @7SCAN Switches Scan Scan SET DLY D/S p Skip pAuto p Prio pRear panel MHz kHz 7ATTENUATOR Indicators9RECEIVE Indicator Function displayReceiver stand Mounting installationConnections LocationRequired connections Antenna connection Grounding Using a long wire antenna for HF bandsTYPE-N Connector Installation Example PL-259 Connector Installation ExampleData demodulation terminal Connecting to a PCTape recorder connections Transceive functionRead me first Frequency SettingUsing the keypad Example Setting the Frequency Using the KeypadSetting the lock function coverage Using the main dialSelecting a tuning step Setting the programmable tuning stepInitial settings Mode selectionReceive Functions Functions for SSB/CW Center indicatorSquelch function Functions for FMDagc function BFO adjustmentNoise blanker Audio peak filterReceiving method For high speed data 9600 bps reception in FM modeData communications ConnectionsBank selection Bank Initial Contents UsageMemory Channels GeneralBank limit function Using the M-CH selectorUsing the keypad Channel selectionProgramming Copy and paste memory editingClearing Channel/bank names Channel name programmingBank name programming Assigning channel numbers Deleting memory channelsTo rearrange bank channel assignments Adding/inserting memory channels ➂ Rotate M-CH to select the following➃ Push Bank for 1 sec. to perform the selected operation Memory select scan ScansOperation Memory scanDProgrammed scan Specifying skip channels Mode select functionSpecifying skip channel and frequency Priority scanAutomatic bank limit/skip functions Voice scan control functionTurning OFF the automatic function OFF DLY ∞ Scan speed/delay functionsProgramming scan edge frequencies Scan resume conditionAssigning a function to the DELAY/SPEED control Scan delayScan speed Operation Sleep TimerDisplay Example Quick SET Mode SET ModeSelecting quick set mode Selecting initial set modeQuick set mode items Initial set mode items This item sets the data transfer rate. When Auto When the optional UT-102 Voice Synthesizer Unit isInstalled, you can select between English Installed, you can select between faster or slowerAGC OUT jack Connector InformationRS-232C socket Remote jack If OUT jackPhones jack DC 13.8 V and DC in socketsREC Remote jack REC OUT jackBasic format from PC to IC-R8500 Control CommandsCommand table Data formatSpecial bank number and channels bn Memory channel contents set & write 1A‘OK’ message from IC-R8500 to PC ‘NG’ message from IC-R8500 to PCMaintenance ➂Replace the top cover Optional InstallationsCR-293HIGH Stability Crystal Unit TV receiver OperationTV-R7100 specifications GeneralTroubleshooting Memory Channels Scan Problem Possible Cause Solution Specifications GeneralReceiver AD-55/A/V AC Adapter OptionsAH-7000 FL-52ACW Narrow Filter 455 kHz 500Hz/-6 dBCount on us

IC-R8500 specifications

The Icom IC-R8500 is a highly regarded general-purpose receiver that has made its mark among amateur radio enthusiasts and professionals alike. This versatile communication receiver is known for its wide frequency coverage, advanced features, and robust design, making it a valuable tool for various applications, including shortwave listening, public safety communication, and aircraft monitoring.

One of the standout features of the IC-R8500 is its extensive frequency coverage. It spans a range from 0.1 MHz to 3 GHz, allowing users to access a wide spectrum of signals. The receiver includes coverage of HF, VHF, UHF, and even microwave bands, making it suitable for listening to everything from amateur radio transmissions to satellite communications.

The receiver employs a high-performance double-conversion superheterodyne architecture, which contributes to its excellent sensitivity and selectivity. The advanced RF circuitry minimizes interference and enhances the clarity of received signals. Users can expect outstanding audio quality and a wide dynamic range, even in challenging reception conditions.

Digital Signal Processing (DSP) is another key technology incorporated into the IC-R8500. The DSP capabilities allow users to apply noise reduction and filtering techniques to improve the quality of the received audio. Features such as automatic notch filtering and IF filtering help eliminate unwanted noise, enhancing the listening experience.

The IC-R8500 is equipped with a large, easy-to-read LCD display that provides information on frequency, mode, signal strength, and other essential parameters. The user-friendly interface simplifies operation, allowing quick access to various settings and functions. Additionally, the receiver supports various modulation modes, including AM, FM, SSB, and CW, catering to different listening preferences.

For those seeking enhanced connectivity, the IC-R8500 offers multiple options, including an audio output jack, and external speaker connections. It also has a built-in memory function, allowing users to store and recall favorite frequencies easily. The receiver can be controlled via a computer interface, offering versatility for advanced users and programmers.

In summary, the Icom IC-R8500 stands out for its wide frequency range, superior sensitivity, and advanced features powered by DSP technology. Its robust construction and user-friendly design make it a favorite among communications enthusiasts seeking a reliable and versatile receiver for various applications. Whether for hobbyist listening or professional use, the IC-R8500 remains a top choice in the world of radio receivers.