Icom IC-R8500 Operation, TV-R7100 specifications, General, TV receiver, FM receiver

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OPTIONAL INSTALLATIONS 12

■TV-R7100TV RECEIVE ADAPTER

DConnections

Red to right* White to left Yellow to video

yellow white* red

[IF OUT] [AGC]

Antenna

TV-R7100

*When the TV set has only one audio jack, connect the white cable only.

Red to right White to left Yellow: no connection

red from [IF IN]

black from

stereo

[TV CONTROL]

headphones

 

DOperation

➀Turn on the TV-R7100, IC-R8500 and all connected equipment.

➁Select WFM mode.

➂➥Push OUT [FM/TV] on the TV-R7100 to select “TV” when receiving TV broadcasts or ATV.

➥Push IN [FM/TV] on the TV-R7100 to select “FM” when receiving FM broadcasts in stereo.

➃Set the frequency of the audio center frequency of the desired TV or FM signals by the main dial or di- rect keypad entry.

•The FM center indicator on the IC-R8500’s function dis- play is useful for tuning.

•Pictures appear on your TV screen and sound is emitted.

DTV-R7100 specifications

General

• Power supply requirement: 9 V negative ground

(supplied from the IC- R8500)

•Current drain: Approx. 100 mA (when receiving no sig- nal)

•Dimensions: 110(W) ⋅ 35(H) ⋅ 200(D) mm;

4.3(W) ⋅ 1.4(H) ⋅ 7.9(D) in

(projections not included)

•Weight: 750 g; 1.7 lb

•Headphone jack impedance: 32 Ω (approx.)

TV receiver

•Video carrier input frequency: 15.2 MHz (U.S.A. ver- sion)

16.2MHz (Europe ver-

sion)

•Audio carrier input frequency: 10.7 MHz

•Audio intermediate frequency: 4.5 MHz (U.S.A. version) 5.5 MHz (Europe version)

•Video output level: 1 V p-p (75 Ω )

•Audio output level: 300 mVrms/47 kΩ load (U.S.A. version) 400 mVrms/47 kΩ load (Europe version)

FM receiver

•Intermediate frequency: 10.7 MHz

•Selectivity: 230 kHz/–6 dB

•Audio output level: 300 mV/47 kΩ

•Stereo separation: More than 30 dB (1 kHz)

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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 panel7MAIN Dial 5SPEECH/LOCK Switch SPCH/LOCK@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 stepMode selection Initial settingsReceive 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 selectionCopy and paste memory editing ProgrammingClearing Channel name programming Channel/bank namesBank name programming Deleting memory channels Assigning channel numbersTo rearrange bank channel assignments ➂ Rotate M-CH to select the following Adding/inserting memory channels➃ 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 scanVoice scan control function Automatic bank limit/skip functionsTurning OFF the automatic function OFF DLY ∞ Scan speed/delay functionsProgramming scan edge frequencies Scan resume conditionScan delay Assigning a function to the DELAY/SPEED controlScan 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 General SpecificationsReceiver 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.
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