Kenwood TKR-850, TRK-750 User Manual

VHF FM REPEATER/ UHF FM REPEATER

TKR-750/ TKR-850

INSTRUCTION MANUAL

KENWOOD CORPORATION

THANK YOU!

We are grateful you purchased this KENWOOD repeater. We believe this easy-to-program repeater will be highly effective in your communications system, and will keep personnel operating at peak efficiency.

KENWOOD incorporates the latest in advanced technology into all of our products. As a result, we feel strongly that you will be pleased with the quality and features of this product.

FEATURES

•You can easily program channel data using the KPG-66D software on a PC.

•You can recall 1 of 16 preset channels using either a PF key or the external control line.

• The firmware can be written to the Flash memory through an external source.

• QT/DQT signalling can be programmed on each channel. It simultaneously decodes up to 16 different QT/DQT tones.

• The interface port can be used with external equipment, such as a repeater controller.

• The repeater has multi-mode capability.

Wide: 30 kHz/ Narrow:15 kHz (TKR-750; K type only) Wide: 25 kHz/ Narrow:12.5 kHz (TKR-750/ TKR-850)

•You can adjust the following functions from a PC:

• Squelch

• RX audio signal output (RA)

• RX detector signal output (RD)

• RX frequency

• RF output power

• Maximum deviation

• TX audio input (TA)

• Signalling deviation (TD)

• DQT balance

•QT deviation

• DQT deviation

•Test tone deviation

• CW ID deviation

• Repeat gain

• TX frequency

NOTICES TO THE USER

FCC WARNING

This equipment generates or uses radio frequency energy. Changes or modifications to this equipment may cause harmful interference unless the modifications are expressly approved in the instruction manual. The user could lose the authority to operate this equipment if an unauthorized change or modification is made.

◆

GOVERNMENT LAW PROHIBITS THE OPERATION OF UNLICENSED RADIO TRANSMITTERS WITHIN THE TERRITORIES UNDER GOVERNMENT CONTROL.

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ILLEGAL OPERATION IS PUNISHABLE BY FINE OR IMPRISONMENT OR BOTH.

◆

REFER SERVICE TO QUALIFIED TECHNICIANS ONLY.

UNPACKING AND CHECKING EQUIPMENT

Note:

The following unpacking information is for use by your

dealer, an authorized

KENWOOD

service facility, or the factory.

Carefully unpack the repeater. We recommend that you identify the items listed in the following table before discarding the packing material. If any items are missing or have been damaged during shipment, file a claim with the carrier immediately.

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erutxiferawdraH4X-2048-12J1

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retliF4X-9521-11B1

noihsuC4X-1081-31G4

noihsuC4X-2081-31G4

tooF5X-5740-20J2

tooF4X-2940-20J2

temmorG5X-2030-95J2

eldnaH5X-8140-10K1

swercS54-6003-53N5

drocCD5X-7243-03E1

elbacrotcennoC5X-8223-13E1

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KENWOOD

PRECAUTIONS

• Do not expose the unit to rain or moisture; to prevent fire or electric shock.

• Do not open the unit under any circumstances; to avoid risk of electric shock.

• Do not expose the unit to long periods of direct sunlight, nor place it close to heating appliances.

• Do not place the unit in excessively dusty and/or humid areas, nor on unstable surfaces.

• If you detect an abnormal odor or smoke coming from the unit, disconnect the power from the unit immediately. Contact your

KENWOOD service center or dealer.

INSTALLATION

To install the handles onto the front panel of the repeater, align the handles with the holes on the front panel, then secure the handles using the supplied screws.

Please consult your dealer for installing the repeater and antenna.

MICROPHONE

Connect an optional KMC-30 (E type only), KMC-27A, KMC-27B, or KMC-9C KENWOOD microphone to the MIC jack on the front panel.

CONTROLS AND FUNCTIONS

■ Front Panel

q Speaker

qq ww

w CH/STATUS Display

Two, 7-segment digits display the channel number or status.

e VOLUME control

Rotate to adjust the volume.

r DC SOURCE switch

rr tt

t Power indicator

Lights green when power is applied from the DC

13.6V jack (DC 13.2V jack on E type versions). Lights red when power is applied from the BACK UP battery terminal.

■ Rear Panel

y MIC jack

Connect a microphone to this 8-pin modular jack.

u Programmable Function keys

Press these keys to activate their programmable functions.

i BUSY indicator

Lights green while a signal is being received.

o TX indicator

Lights red while transmitting.



q TX OUT jack

Connect a TX antenna or a duplexer to this receptacle.

w CONTROL I/O jack

Connect an external programming device or repeater controller to this DB-25 interface.

e FUSE

Insert 15 A blade fuses into these fuse holders.

REPEATER OPERATION

Note:

Please consult your dealer for programming the repeater.

When power is applied to the unit, the Power indicator lights:

• Green when using the main DC jack.

• Red when using the Backup terminal.

Rotate the VOLUME control to adjust the volume.

* The K type model is shown in this diagram.

r RX IN jack

Connect a RX antenna or a duplexer to this BNC receptacle.

t DC 13.6V (K type) / DC 13.2V (E type) jack

Connect a 13.6 V (K type) or 13.2 V (E type) DC power supply to this jack.

y BACKUP battery terminal

yy uu

u TEST/SPKR jack

Test input/output jack. Connect an external speaker to this jack.

TRANSCEIVER OPERATION

■ Receive

Adjust the volume to your desired level. You may need to readjust the volume when you receive a message from your dispatcher or another member in your fleet.

• The BUSY indicator lights green while a signal is being received.

The BUSY indicator lights green while receiving a signal and the TX indicator lights red while transmitting.

■ Transmit

1 Listen to the channel before transmitting, to make

sure it is not being used.

2 Press the microphone PTT switch, then speak in

your normal speaking voice.

• FCC regulations require that you identify the station you are calling as well as your own station (your assigned call sign).

• The TX indicator lights red while transmitting.

3 When you finish speaking, release the PTT switch.