CONTENTS

SUPPLIED ACCESSORIES

1

WRITING CONVENTIONS FOLLOWED

 

IN THIS MANUAL

1

CHAPTER

1

PREPARATION

 

MOBILE INSTALLATION

2

DC POWER CABLE CONNECTION

3

Mobile Operation

3

Fixed Station Operation

4

Replacing Fuses

5

ANTENNA CONNECTION

5

ACCESSORY CONNECTIONS

6

External Speaker

6

Microphone

...........................................................

6

PC Connection

6

CONNECTING TO A TNC (E MARKET MODELS ONLY) ....

7

CHAPTER

2

YOUR FIRST QSO

 

CHAPTER

3

GETTING ACQUAINTED

 

FRONT PANEL

9

DISPLAY

..................................................................

10

REAR PANEL

12

MICROPHONE

12

MIC KEYPAD DIRECT ENTRY

13

CHAPTER

4

OPERATING BASICS

 

SWITCHING THE POWER ON/OFF

14

ADJUSTING THE VOLUME

14

ADJUSTING THE SQUELCH

14

TRANSMITTING

15

SELECTING AN OUTPUT POWER

15

ii

SELECTING A FREQUENCY

15

VFO MODE

..........................................................

15

MHz MODE

..........................................................

16

DIRECT FREQUENCY ENTRY

16

CHAPTER

5

MENU SETUP

 

WHAT IS A MENU?

18

MENU ACCESS

18

MENU FUNCTION LIST

19

CHAPTER

6

OPERATING THROUGH REPEATERS

 

OFFSET PROGRAMMING FLOW

22

PROGRAMMING AN OFFSET

23

SELECTING AN OFFSET DIRECTION

23

SELECTING AN OFFSET FREQUENCY

23

ACTIVATING THE TONE FUNCTION

24

SELECTING A TONE FREQUENCY

24

AUTOMATIC REPEATER OFFSET

25

TRANSMITTING A 1750 Hz TONE

25

REVERSE FUNCTION

26

AUTOMATIC SIMPLEX CHECK (ASC)

26

TONE FREQUENCY ID SCAN

27

CHAPTER

7

MEMORY CHANNELS

 

NUMBER OF MEMORY CHANNELS

28

SIMPLEX & REPEATER OR ODD-SPLIT

 

MEMORY CHANNEL?

28

STORING SIMPLEX FREQUENCIES OR

 

STANDARD REPEATER FREQUENCIES

29

STORING ODD-SPLIT REPEATER

 

FREQUENCIES

30

Page 5
Image 5
Kenwood TM-271A, TM-271E instruction manual Contents

TM-271A, TM-271E specifications

The Kenwood TM-271A and TM-271E are robust dual-band transceivers designed for amateur radio enthusiasts looking for reliability, functionality, and ease of use. Both models operate in the VHF and UHF bands, specifically covering 144-148 MHz and 430-450 MHz, respectively. This versatility allows users to communicate across varied frequencies, making them suitable for a wide range of applications, from casual conversations to emergency communications.

One of the standout features of the TM-271A and TM-271E is their compact size, making them an ideal choice for mobile operations. Despite their small footprint, these radios pack a punch with a maximum transmit power of 50 watts in the VHF band and 35 watts in the UHF band. This power output ensures clear and effective communication over long distances, essential for outdoor activities and emergency situations.

The user-friendly interface of the TM-271 models includes a large, backlit LCD display, which provides clear visibility in various lighting conditions. The controls are intuitively arranged, allowing users to navigate functions with ease. Moreover, both models come equipped with an alphanumeric memory, allowing for the storage of up to 200 memories for easy access to frequently used frequencies.

Advanced features such as a built-in CTCSS (Continuous Tone-Coded Squelch System) and DCS (Digital Coded Squelch) enhance communication clarity by minimizing unwanted noise and ensuring that only desired signals are received. The TM-271A and TM-271E also support a wide range of modulation modes, including FM, allowing versatility in communication styles.

In terms of durability and build quality, the Kenwood TM-271 series excels with a rugged design that withstands the rigors of mobile use. The units are also equipped with a front-facing speaker that delivers excellent audio quality, ensuring clear communications even in noisy environments.

Another notable feature is the wideband reception capability, allowing users to listen to signals outside of the amateur bands, making these transceivers more versatile for everyday monitoring of public safety channels and other broadcasts. Furthermore, the inclusion of a built-in diagnostic function aids users in troubleshooting, ensuring that the radio remains in optimal working condition.

In conclusion, the Kenwood TM-271A and TM-271E are outstanding choices for amateur radio operators seeking a powerful, feature-rich, and user-friendly dual-band transceiver. Their combination of advanced technology, compact design, and rugged reliability makes them a popular choice among both novice and experienced operators in the radio community.