Kenwood TM-271A, TM-271E instruction manual MHz Scan, Iii

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RECALLING A MEMORY CHANNEL

30

USING THE TUNING CONTROL

30

USING THE MICROPHONE KEYPAD

31

CLEARING A MEMORY CHANNEL

31

NAMING A MEMORY CHANNEL

32

MEMORY CHANNEL TRANSFER

33

MEMORY \ VFO TRANSFER

33

CHANNEL \ CHANNEL TRANSFER

33

CALL CHANNEL

35

RECALLING THE CALL CHANNEL

35

REPROGRAMMING THE CALL CHANNEL

35

WEATHER ALERT (K MARKET MODELS ONLY)

36

PROGRAMMING THE WEATHER RADIO FREQUENCY

36

ENABLING A WEATHER ALERT

36

CHANNEL DISPLAY

37

CHAPTER 8 SCAN

 

NORMAL SCAN

40

BAND SCAN

40

PROGRAM SCAN

40

MHz SCAN

41

MEMORY SCAN

42

ALL-CHANNELSCAN

42

GROUP SCAN

42

CALL SCAN

43

PRIORITY SCAN

43

PROGRAMMING A PRIORITY CHANNEL

43

USING PRIORITY SCAN

44

MEMORY CHANNEL LOCKOUT

44

SCAN RESUME METHOD

45

 

CHAPTER

9

SELECTIVE CALL

 

1

CTCSS AND DCS

46

2

CTCSS

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

46

SELECTING A CTCSS FREQUENCY

47

3

CTCSS FREQUENCY ID SCAN

48

DCS

 

48

4

SELECTING A DCS CODE

48

DCS CODE ID SCAN

49

5

CHAPTER

10

DUAL TONE MULTI-FREQUENCY

 

 

 

 

 

(DTMF) FUNCTIONS

 

6

MANUAL DIALING

50

 

DTMF MONITOR

50

7

DTMF TX HOLD

51

 

AUTOMATIC DIALER

51

8

STORING A DTMF NUMBER IN MEMORY

51

 

CONFIRMING STORED DTMF NUMBERS

52

9

TRANSMITTING A STORED DTMF NUMBER

52

 

ADJUSTING THE DTMF TONE TRANSMISSION SPEED

52

10

ADJUSTING THE PAUSE DURATION

53

 

DTMF LOCK

53

11

CHAPTER

11

AUXILIARY FUNCTIONS

 

 

 

APO (AUTO POWER OFF)

54

12

BEAT SHIFT

54

13

S-METER SQUELCH

54

SQUELCH HANG TIME

55

14

BEEP FUNCTION

55

BUSY CHANNEL LOCKOUT

56

 

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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 Transceiver 15 a Supplied Accessory 20 a DC Power Cable Antenna ConnectionFuse Location Fuse Current Rating 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 BasicsSelecting a Frequency VFO Mode When you finish speaking, release Mic PTTTransmitting ¥ You must be in VFO mode to make a direct frequency entry Example EnterEnter Mic VFO 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 Available Tone Frequencies To activate Tone, press F, CallTone Frequencies Hz Call Channel default settings Automatic Repeater OffsetMarket version only 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 allowData listed below can be stored in each Memory Channel Parameter Simplex Odd-SplitYes DCS code Recalling a Memory Channel Press MR 1sClearing a Memory Channel Press MR to erase the channel dataNaming a Memory Channel Press MenuPress MR Memory Channel Transfer Press F, VFO to copy the Memory Channel data to the VFOMic UP /DWN 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 Scan Scan Type PurposeScans the Call Channel Turn the Tuning control or press Mic UP/DWN Normal ScanStoring a Program Scan Frequency Range 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 MenuPress REV 10 4 Press any key other than REV or Menu to exitRelease Mic PTT 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 OperationTurn the Tuning control to select a character Programmable VFOPress MR to move to the next digit TIME-OUT Timer Key RX Mode TX Mode Storing Power-onMicrophone Control MIC Lock KeySpace 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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