Operators Manual for Kenwood Model TK-7302

The Kenwood TK-7302 is a professional VHF mobile radio designed for commercial and public safety applications. This 45-watt radio features 256 channels, robust construction, programmable functions, wide frequency coverage (136-174 MHz), and advanced signaling options including DTMF and 2-tone. Below are key sections covering operation, programming, installation, specifications, and troubleshooting.

1. Features at a Glance 2. Installation 3. Basic Operation 4. Specifications 5. Controls and Functions 6. Programming the Radio 7. Advanced Features 8. Maintenance 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Main unit with control head, microphone, mounting bracket, power cable, and programming software compatibility.

Feature	Description
Frequency Range	136-174 MHz VHF
Power Output	45W (high), 25W (medium), 5W (low)
Channels	256 programmable channels
Signaling	DTMF, 2-tone, 5-tone
Display	LCD with backlight
Programming	KPG-49D software required
Voltage	13.8V DC nominal
Dimensions	140(W) x 40(H) x 165(D) mm
Weight	Approx. 1.2 kg
Operating Temp	-30°C to +60°C

Installation

Unpack and inspect contents. Mount in vehicle using provided bracket.

Mounting: Secure main unit in vehicle using mounting bracket in well-ventilated area.
Power Connection: Connect red wire to positive terminal, black wire to negative terminal (13.8V DC).
Antenna Connection: Connect antenna to ANT connector using appropriate coaxial cable.
Microphone Connection: Plug microphone into MIC connector on control head.
Grounding: Ensure proper grounding for optimal performance.

WARNING! Ensure proper fuse protection (15A recommended). Do not operate without antenna connected.

Basic Operation

Power on radio; verify proper initialization.

Power On: Turn VOLUME knob clockwise; observe display illumination.
Channel Selection: Rotate CHANNEL selector knob to desired channel.
Volume Control: Adjust VOLUME knob for comfortable listening level.
Squelch Control: Adjust SQL knob to eliminate background noise.
Transmit: Press and hold PTT button on microphone; speak clearly.
Receive: Release PTT button to listen.

CAUTION! Do not transmit without antenna. Ensure proper licensing for operating frequencies.

Specifications

Frequency Range: 136-174 MHz VHF
Channel Capacity: 256 channels
Power Supply: 13.8V DC ±15%
Current Drain: 15A max (transmit), 1.5A (receive)
Modulation: 16K0F3E (FM)
Spurious Emission: -60 dB or better
Audio Output: 2W at 10% distortion
Microphone Impedance: 600 ohms
Antenna Impedance: 50 ohms

Controls and Functions

Front Panel: POWER/VOLUME knob, CHANNEL selector, SQL knob, LCD display, function keys.

Microphone: PTT button, programmable buttons, hook.

Display Indicators: Channel number, busy indicator, transmit indicator, programmable function status. Function Keys: Programmable for scan, power level, tone encode/decode, monitor, and other features.

Programming the Radio

Requires KPG-49D programming software and programming cable.

Install KPG-49D software on Windows PC.
Connect programming cable between radio and computer.
Read current data from radio.
Program frequencies, tones, and functions as required.
Write data to radio and verify programming.

Tip: Always backup current programming before making changes.

Advanced Features

Scanning: Programmable scan lists with priority channel. DTMF Signaling: For selective calling and remote control. Tone Squelch: CTCSS/DCS encode and decode. Power Levels: Selectable high/medium/low power. Time-out Timer: Prevents extended transmissions. Busy Channel Lockout: Prevents transmission on busy channels.

Maintenance

Regular inspection and cleaning recommended.

Exterior Cleaning: Use soft, dry cloth only.
Connector Inspection: Check for corrosion or damage.
Mounting Hardware: Ensure all screws and brackets are secure.
Antenna Connection: Verify tight connection and cable integrity.

CAUTION! Do not use liquids or solvents for cleaning. Disconnect power before maintenance.

Regulatory Information

FCC Part 90 certified for land mobile radio service. Complies with relevant industry standards. This device must accept any interference received, including interference that may cause undesired operation. For technical support and service, contact authorized Kenwood service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power connection	Check fuse, verify 13.8V DC power supply
No transmission	PTT/microphone	Check microphone connection, verify PTT function
Poor reception	Antenna/squelch	Verify antenna connection, adjust squelch setting
No audio	Volume/speaker	Adjust volume control, check speaker connection
Display issues	Power/contrast	Check power supply, verify display contrast setting

Reset: Programming software reset function available.

Service: Contact authorized Kenwood service center for repairs.