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

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

Select WFM mode.

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.

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

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.