The default step size for each model is as follows:

Market Code

Default Frequency Step Size

K

5 kHz

 

 

E

12.5 kHz

 

 

M2

12.5 kHz

 

 

M3

12.5 kHz

 

 

 

 

Note: The market code is printed on the barcode label of the carton box.

DISPLAY BACKLIGHT

You can manually change the display brightness to match the lighting conditions where you are operating the transceiver. This setting can be permanent or the display can light up only when keys are pressed.

PERMANENT BACKLIGHT

When a permanent setting is selected, the backlight will remain at that setting until it is changed again. The default setting is the maximum brightness.

1Press [F], [MENU] and turn the Tuning control to select Menu No. 40 (BRIGHT).

2Press [MENU] and turn the Tuning control to adjust the display brightness.

3Press [MENU] to store the setting or any other key to cancel.

4Press any key other than [MENU] to exit Menu Mode.

Note: Setting the brightness to OFF (minimum level 1) will turn the front panel key backlight OFF.

AUTOMATIC BACKLIGHT

When using automatic backlight, the display backlight will illuminate every time a front panel or microphone key is pressed. The backlight remains on for 5 seconds before it turns off again.

1Press [F], [MENU] and turn the Tuning control to select Menu No. 41 (ABR).

2Press [MENU] and turn the Tuning control to select ÒONÓ or ÒOFFÓ (default).

11

3Press [MENU] to store the setting or any other key to cancel.

4Press any key other than [MENU] to exit Menu Mode.

Note: No change occurs if the brightness is set to the highest level.

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Kenwood TM-271A, TM-271E Display Backlight, Default step size for each model is as follows, Market Code, KHz, 12.5 kHz

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.