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144/430 MHz FM Dual Bander
144/440 MHz FM Dual Bander
TH-78A
144/430MHz FM Dual Bander
TH-78E
INSTRUCTION MANUAL
KENWOOD CORPORATION
@PRINTED IN JAPAN B62-0248-30(W)(MC)
94/654321 93/1211 109876543 2
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5 7 Entering The Call Channel Frequency. . . . . 21 ACCESSORIES ................... . . . . . 8 Recalling Memory Channels . . . . . . . . . . . . . 22 5 BEFORE OPERATION ............. . . . . . . . 9 Memory Shift . . . . . . . . . . . . . . . . . . . . . . . . . .22 ............. . 6 Controls Overview . . . . . . 10 Memory Channel Character Display. . . . . . . . 23 THE BATTERY PACK 1 NiCd Battery Pack (PB-13). ...... . 8 . . . . ............. . 24 Hold/Resume Programming 8 2 Recharging. .......
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THE DUAL TONE SQUELCH SYSTEM (DTSS) 9 Simultaneous Receive Function of Two Signal in the Same Band . . . . . . . . . . . . . .51 1 DTSS Code. 36 .......................... . 10 Single Band Operation. . . . . . . . . . . . . . . . . . .52 2 Using the DTSS Function ............... . 36 11 3 Using DTSS with a Repeater. ............ . 37 12 Channelized Frequency Display. . . . . . . . .52 PAGING POWER SAVER FEATURES 1 Paging Operation Overview ............. . 38 1 The Battery Saver Mode , . . . . .
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ACCESSORIES BEFORE OPERATION T90-0444-X X Thank you for purchasing this KENWOOD J29-0465-X X transceiver. To get the most out of its many features, Hand Strap . . . . . . . . . . . . . , . . . . . . J69-0312- X X we suggest you read this instruction manual B09-0330- X X carefully, and keep it handy for further reference. AC plug (M type only) . . . . . . . . . . . . . E19-0254- X X Battery Case (TH-78Q type only) . . . A02-1658-X X To get ready to transmit and receive. NiCd Battery Pack(PB-13) .
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Controls Overview This transceiver has different key layouts for each destination. Check the version of your transceiver first by looking at the following illustration. U.K and Europe version only All types except U.K and European version 6
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DC This diagram will help you locate the keys, switches, and knobs you’ll need to perform necessary SPEAKER/HEADPHONE JACK operations. Please study these controls carefully. By ANTTENA MICROPHONE JACK CONNECT the time you reach the end of this manual, you will have had to use each of them many times. BUSY (GREEN)/ON AIR (RED) BUSY (GREEN)/ON AIR (RED) INDICATOR FOR UHF BAND TUNING CONTROL/VOLUME CONTROL SQUELCH CONTROL FOR UHF BAND FOR VHF BAND SQUELCH CONTROL FOR UHF BAND -PTT key DISPLAY PANE
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4 Battery Voltage Level Output power: EL 5 Battery Operating Time (hours) The meter indicates the relative battery voltage during transmit. 144MHz Recharge or replace the batteries when the level reaches the low indicator. ! 13 36 6 10 32 Battery pack * 6 seconds transmission, 6 seconds reception, 48 seconds reception with no signal recommended. AF output 0.2W/8 ohms. * Battery saver function on. Manganese or Alkaline Batteries CAUTION Load 6 X R6 (AA) manganese or alkaline batteries in The dis
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RECEIVER OPERATION 2 Tuning Control and Volume Control 1 Getting Started This transceiver assigns two volume and tuning Connect the battery pack and the supplied antenna. control functions to the two controls. Press the POWER switch to turn the transceiver on. Before proceeding to the next step, master these One of the default frequencies should appear on the functions. The default setting is as follows: Functions as the Functions as the tuning control for volume control for the UHF band. the UH
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When you press the BAND key, control of each function is transferred to the VHF band. two seconds of pressing the E.CHG key), each control temporary control of the volume or tuning control passes to the VHF band. We recommend that you use this function in order to temporarily change the volume or frequency of the Separate tuning control function normally uncontrolled band. While operating the separate volume control mode, Functions as the Functions as the tuning control for tuning control for th
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Whenever you are selecting frequencies, your first 3 Selecting a Frequency step should be to set the squelch control. The You have several ways to select frequencies: squelch helps eliminate “white noise” or static until * By entering a specific frequency via the keyboard you receive active communications on a frequency. n By using the tuning control There are two squelch controls, one for the UHF n By selecting a memory channel (see page 22) band and one for the VHF band. To set the squelch n B
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Notes For the European version and some other markets, 1 If the frequency step of the UHF band is 10 or 20 kHz, the 1 kHz digit becomes zero automatically when you enter the 10kHz digit. 2 If you press an invalid key, the valid value nearest to that number is entered. 3 If you do not press a key within 10 seconds, the normal frequency display returns. 4 If you press the VFO key during input, the digits showing - return to the values that appeared before the direct entry mode was selected. Next p
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Using the Tuning Control 3 Press the any key except POWER, LAMP and MONI The tuning control selects frequencies in up or down The displayed step size is set, and the normal Rotate the tuning control clockwise or frequency display returns. counterclockwise to select the desired operating frequency. Changes in the Displayed Frequency 4 Step Size Selection As you change from one step size to another, the The transceiver must be in the VFO mode to select displayed frequency also changes, as illustra
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5 Programmable VFO Tuning Limits or 25 size 15, 20 From size 12.5 This radio provides the capability of programming the Frequencies Display as as providing a separate programmable band scan 0 0 function. (See page 26) 12.5 10 For example you could tell the transceiver that you 25 20 band segment by specifying any frequency within 37.5 30 these two segments. 50 50 The Tuning controls would then only tune within 62.5 60 these specific bands. The procedure for specifying the bands is described belo
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6 Basic Receiving Functions 5 To confirm that the programming was properly performed rotate the Tuning control. The transceiver When receiving a signal, the Main/Sub S-meter should not go above or below the programmed band deflects and the Main/Sub BUSY indicators appea limits. Rotate the volume control to the desired level. VFO tuning range Note For information about more advanced receiving capabilities, see Enhanced Receiver Function on page 48 144.000 145.000 146.000 147.000 I I I I I To clea
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TRANSMITTER 2 Changing Transmitter Output Power 2 Changing Transmitter Output Power Before you attempt to transmit, attach an antenna Press the F key, then the D/LOW key to select three Press the F key, then the D/LOW key to select three with a low standing wave ratio to the antenna different transmitter output power levels. Repeat this different transmitter output power levels. Repeat this connector. Failure to provide a proper load may function to stop through the power level selections. funct
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No indicator means the high power position has been 3 TX. Stop Function selected. Use high power for maximum transmitter The TX Stop function allows you to temporally power. disable the transceiver transmit, preventing accidental or unauthorized transmission. 2 Press the F key, then press the f /TX.S key to turn the TX. Stop function on or off. Output Power(watts) 144MHz 430/440MH z TX.S H L EL H L EL 2.0 0.5 0.02 2.0 0.5 0.01 0.01 5.0 0.5 0.02 5.0 0.5 4 Time-Out-Timer 0.01 Alkaline Battery 2.0
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USING THE MEMORY 1 Microprocessor Memory Backup Factory Default Settings 144 MHz Band 440/430 MHz Ban d All memory channel data is backed up in EEPROM. 144 MHz VFO Frequency It is not lost unless you reset the memory. All other data that you set is retained by a secondary 144 MHz lithium battery that will provide memory backup for 5 kHz/12.5kHz 25 kHz about 20 days if you remove the battery pack or 88.5 Hz/1750 Hz 88.5 Hz/1 750 Hz I A fully discharged battery will require approximately 10 hours
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4 Memory Contents 2 Press the M key. The memory indicator will flash. Each memory channel can store information as shown in the chart below. X =Can be stored in memory Normal Channel Channel TX frequency Tone(CTCSS) frequency, 3 Use the keypad to select any desired memory Tone (CTCSS) status channel number (O-49). Use a two-digit number, X such as 02 for channel 2 or 15 for channel 15, to Shift status, REV on/off N/ A X X DTSS code. DTSS status enter the data in memory. 4 Press the MR key. 5 The
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6 Entering Split Channel Frequencies 1 Press the MR key. The programmed receiver Use the numeric keypad to select the desired frequency appears on the display with “+” and receiver frequency, tone and other information. If the “-‘‘ offset direction indicators showing that this desired frequency is already on the display, continue channel has an odd split entered. Press the M key. The memory indicator will flash. Use the keypad to select any desired memory channel number (O-49). For example, use
