ACTIVATING THE TONE FUNCTION

To activate Tone, press [F], [CALL].

¥As you press [F], [CALL], the selection cycles as follows:

ÒOFFÓ ÒTONEÓ ÒCTCSSÓ ÒDCSÓ ÒOFFÓ.

¥ÒTÓ appears on the upper part of display, indicating that the Tone function is activated.

Note: You cannot use the Tone function and CTCSS/ DCS functions

6simultaneously. Switching the Tone function ON after having activated the CTCSS/ DCS functions deactivates the CTCSS/ DCS functions.

E market version only: When you access repeaters that require a 1750 Hz tone, you do not need to activate the Tone function. Simply press [CALL] without pressing Mic [PTT] to transmit a 1750 Hz tone (default setting).

SELECTING A TONE FREQUENCY

1Press [F], [MENU] and turn the Tuning control to select Menu No. 2 (T).

2Press [MENU] and turn the Tuning control to select the desired tone frequency (default is 88.5 Hz).

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

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

Available Tone Frequencies

42 Tone Frequencies (Hz)

67.0

85.4

107.2

136.5

173.8

218.1

 

 

 

 

 

 

69.3

88.5

110.9

141.3

179.9

225.7

 

 

 

 

 

 

71.9

91.5

114.8

146.2

186.2

229.1

 

 

 

 

 

 

74.4

94.8

118.8

151.4

192.8

233.6

 

 

 

 

 

 

77.0

97.4

123.0

156.7

203.5

241.8

 

 

 

 

 

 

79.7

100.0

127.3

162.2

206.5

250.3

 

 

 

 

 

 

82.5

103.5

131.8

167.9

210.7

254.1

 

 

 

 

 

 

 

 

 

 

 

 

Note: 42 different tones are available for the transceiver. These

42 tones includes 37 EIA standard tones and 5 non-standard tones.

E market version only:

To transmit a 1750 Hz tone, simply press [CALL] without pressing Mic [PTT] (default setting). Release [CALL] to quit transmitting. You can also make the transceiver remain in the transmit mode for 2 seconds after releasing [CALL]; a 1750 Hz tone is not continuously transmitted. Access Menu No. 20 (HLD) and select ÒONÓ.

To use [CALL] for recalling the Call Channel in place of transmitting a 1750 Hz tone, access Menu No. 19 (CK) and select

ÒCALLÓ.

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Image 31
Kenwood TM-271A, TM-271E Available Tone Frequencies, To activate Tone, press F, Call, Tone Frequencies Hz

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.