Kenwood TM-271A, TM-271E Clearing a Memory Channel, Press MR to erase the channel data

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USING THE MICROPHONE KEYPAD

You can also recall a Memory Channel by entering a desired Memory Channel number with the microphone keypad.

1Press [MR] to enter Memory Recall mode.

2Press the microphone key assigned the ENTER function.

3Enter the channel number using the microphone keypad.

¥For single-digit channel numbers, enter Ò0Ó first or press Mic [Enter] after entering the channel number.

¥For two-digit channel numbers that begin with Ò1Ó, press Mic [Enter] after entering the channel number.

Note:

◆You cannot recall an empty Memory Channel. An error beep sounds.

◆You cannot recall the Program Scan Memory Channels

(L0/U0 ~ L2/U2), the Priority Channel (Pr), and the Weather Alert Channel (AL) (K market models only) using the numeric keypad.

◆When you recall an odd-split memory channel, Ò+Ó and ÒÐÓ appear on the display. Press [REV] to display the transmission frequency.

◆After recalling a Memory Channel, you may modify data such as Narrow Band, Tone, or CTCSS. However, these settings are cleared once you select another channel or the VFO Mode. To permanently store the data, overwrite the channel contents.

CLEARING A MEMORY CHANNEL

To erase an individual Memory Channel:

1Recall the Memory Channel you want to erase.

2Press [ ] (Power) (1s) to switch the transceiver OFF.

3Press [MR]+[ ] (Power).

¥ An erase confirmation message appears.

4Press [MR] to erase the channel data.

¥ The contents of the Memory Channel are erased.

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¥To quit clearing the Memory Channel, press any key other than [MR].

Note:

◆You can also clear the Priority Channel, the AL Channel, and L0/U0 ~ L2/U2 data. (The Call Channel cannot be cleared.)

◆To clear all Memory Channel contents at once, perform Full Reset {page 67}.

◆You cannot clear channels while in Channel Display Mode.

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Contents TM-271A Page Models Covered by this Manual FeaturesThank YOU Market CodesWhen condensation occurs inside the transceiver One or more of the following statements may be applicableContents MHz Scan IiiMicrophone Control Supplied Accessories Mobile Installation PreparationDC Power Cable Connection Fixed Station Operation Fuse Location Fuse Current Rating Transceiver 15 a Supplied Accessory 20 a DC Power CableAntenna Connection Accessory Connections Microphone hanger Microphone hanger screw 3 mm x 10 mmConnecting to a TNC E Market Models only Pin No Pin Name FunctionPress Power briefly to switch the transceiver power on Your First QSOGetting Acquainted Front PanelREV key DisplayMR key KeyPage Rear Panel MicrophoneMR/C key CALL/A keyVFO/B key PF/D keyAdjusting the Squelch Switching the Power ON/OFFAdjusting the Volume Operating BasicsTransmitting Selecting a Frequency VFO ModeWhen you finish speaking, release Mic PTT ¥ You must be in VFO mode to make a direct frequency entry Enter Mic VFO ExampleEnter Menu Access Menu SetupWhat is a MENU? Turn the Tuning control to select your desired MenuMenu Function Selections Default Display Menu Function ListTuning control lock Time-out Timer 10 minPower-on message Characters Beep Call key Varies see 25,35 ReferenceDisplay brightness Maximum level Reset selectionData TX speed 1200/ 9600 bps Automatic display brightnessOperating Through Repeaters Offset Programming FlowProgramming AN Offset Tone Frequencies Hz Available Tone FrequenciesTo activate Tone, press F, Call Market version only Call Channel default settingsAutomatic Repeater Offset Reverse Function Automatic Simplex Check ASCTone Frequency ID Scan Pressing PTT causes the Ò Ó icon to quit blinkingSimplex & Repeater or ODD-SPLIT Memory CHANNEL? Memory ChannelsNumber of Memory Channels Odd-split channels allowYes DCS code Data listed below can be stored in each Memory ChannelParameter Simplex Odd-Split Recalling a Memory Channel Press MR 1sClearing a Memory Channel Press MR to erase the channel dataPress MR Naming a Memory ChannelPress Menu Mic UP /DWN Memory Channel TransferPress F, VFO to copy the Memory Channel data to the VFO Channel 0 ~ Call Channel Press Call to recall the Call ChannelWeather Alert K Market Models only WX1 WX2 WX3 WX4 WX5 WX6 WX7Channel Display Page Scans the Call Channel ScanScan Type Purpose Storing a Program Scan Frequency Range Turn the Tuning control or press Mic UP/DWNNormal Scan Performing Program Scan Press any key other than F or Power to stop Program ScanPress any key other than F or Power to stop MHz Scan Press MR to store the end frequency in the Memory ChannelPress Menu 1s Press any key other than F or Power to stop Group ScanMemory Scan ChannelsPriority Scan Press any key other than F or Power to stop Call ScanCall Scan Press Call 1s to start the Call ScanMemory Channel Lockout Icon disappearsSeek Mode Time-Operated Mode defaultCarrier-Operated Mode Scan Resume MethodCtcss Selective CallCtcss and DCS RejectedAvailable Ctcss Tone Frequencies DCS CtcssDCS Code ID Scan DCS CodesDtmf Monitor Dual Tone MULTI-FREQUENCY Dtmf FunctionsManual Dialing Freq. Hz 1209 1336 1477 1633Automatic Dialer Turn the Tuning control to select a Dtmf codeDtmf TX Hold Press MenuRelease Mic PTT Press REV10 4 Press any key other than REV or Menu to exit Dtmf Lock Beat Shift APO Auto Power OFFAuxiliary Functions Meter SquelchBeep Function ÒoffóBusy Channel Lockout Frequency Step SizeMarket Code Default step size for each model is as followsDisplay Backlight KHzData Communication Speed Tune EnableLock Function Press F 1sMicrophone PF Keys Keypad Models only Programmable FunctionsPOWER-ON Message Narrow Band FM OperationPress MR to move to the next digit Turn the Tuning control to select a characterProgrammable VFO TIME-OUT Timer Microphone Control Key RX Mode TX ModeStoring Power-on Space MIC LockKey KPG-46 PS-33/53 SP-50BKMC-30 KMC-32 MC-60A MCP-1A can be downloaded atTroubleshooting MaintenanceWith the transceiver power OFF, press F+ Power Resetting the TransceiverFull Reset Method Press F again to reset the transceiverWith the transceiver power OFF, press VFO+ Power VFO ResetVFO Reset Method Press VFO again to reset the transceiverTroubleshooting Problem Probable Cause Corrective Action PTTSpecifications GeneralTransmitter Narrow 0.22 ∝V or less

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.
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