Icom I706MKTMG VOX Function p, Speech Compressor p, BREAK-IN p, Tone Squelch p, Select Scan p

Page 7

VOX FUNCTION (p. 26)

VOX Toggles the VOX function ON and OFF.

• The [VOX GAIN] and [ANTI VOX] are avail-

F-1able on the side panel.

• VOX delay can be set in quick set mode (p. 48).

SPEECH COMPRESSOR (p. 26)

COM OFF.Toggles the speech compressor ON and

F-2

• The [COMP GAIN] control is available on the

side panel.

AGC (p. 21)

AGC cuit.Changes the time constant of the AGC cir-

F-3

BREAK-IN (p. 33)

BRK Selects semi break-in, full break-in (QSK) and break-in OFF

F-2• “BK” or “F-BK” appears when selecting semi

break-in or full break-in, respectively.

•An external switch, such as a foot switch, is necessary to connect to the ACC socket (pin 3, pin 7 or RTTY SEND—see p. 35) to use no break-in operation.

1/4 FUNCTION (p. 36)

1/4

Toggles the 1/4 function ON and OFF.

• When the 1⁄4 function is ON, a bar appears

F-1

under the 1⁄4 indication and fine tuning can be

 

used.

TONE SQUELCH (p. 31)

TSQ

Toggles the tone squelch function ON and

F-2

OFF (a tone squelch frequency must be

selected in Quick Set mode).

• “FM-TSQL” appears when the function is ON.

REPEATER TONE OPERATION (p. 30)

TON

➥ Toggles the subaudible tone encoder for

repeater use ON and OFF.

F-3

• “FM-T” appears when the function is ON.

➥Transmits a 1750 Hz tone burst when pushed and held during transmission.

•Tone frequencies or tone burst can be set in initial set mode (p. 49).

DS1 FUNCTIONS

S1 MW MPW MPR

MENU

F-1

F-2

F-3

MW

MEMORY WRITE (p. 40)

 

Stores the displayed frequency and oper-

F-1

ating mode into the displayed memory

 

channel.

 

 

MEMO PAD WRITE (p. 42)

MPW Stores the displayed frequency and oper-

F-2ating mode into a memo pad.

PANEL DESCRIPTION 1

MPR MEMO PAD READ (p. 42)

Calls up a memo pad.

F-3

DS2 FUNCTIONS

S2 SCN PRI V/M

MENU

F-1

F-2

F-3

SEL(in memory mode)

SCN SCAN (p. 44)

Starts and stops the scan function.

F-1

PRI PRIORITY WATCH (p. 44)

Starts and stops priority watch.

F-2

SELECT SCAN (p. 44)

SEL Toggles the select setting ON and OFF for

F-2the selected memory channel.

V/M VFO/MEMORY (p. 44)

Toggles between VFO and memory

F-3modes.

DS3 FUNCTIONS

S3 7 50 144

MENU

F-1

F-2

F-3

QUICK BAND CHANGE FUNCTION (p. 19)

This item provides access to the band stacking regis- ter. By default the 7, 50 and 144 MHz bands are dis- played. Push [F-1] to [F-3] for 2 sec. to select a new band if desired.

•A mode is memorized along with the frequency for each band.

DS4 FUNCTIONS (may be optional for some ver.)

S4

ANF

NR

NRL

MENU

F-1

F-2

F-3

 

 

ANF

AUTOMATIC NOTCH FILTER (p. 24)

F-1

This function automatically attenuates beat

tones, tuning signals, etc., even if they are

 

moving.

 

 

NR

NOISE REDUCTION (p. 24)

 

This function reduces noise components

F-2

and picks out desired signals which are

 

buried in the noise.

 

 

NRL

NOISE REDUCTION DISPLAY (p. 24)

This displays the noise reduction level

F-3

when using the noise reduction function.

4

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Contents I706MKG Word Definition Rwarning PrecautionsTable of Contents Front panel Panel Description0MAIN Dial Tension Latch @2PREAMP/ATTENUATOR Switch P.AMP/ATT 2LOCK Switch LockFunction switches Function p VOX Function pSpeech Compressor p BREAK-IN pRear and side panels ACC PIN # Name Description Specifications Color When connecting the ACC conversion cable OPC-599ACC Socket Function display 1DOT Matrix Indicators3FUNCTION Indicators 4DSP IndicatorsHM-103 Schematic Diagram ➊UP/DOWN Switches UP/DN ➋LOCK Switch Lock➌PTT Switch PTT Microphone ConnectorGrounding Installation and ConnectionsPL-259 Connector Installation Example UnpackingFront panel separation InstallationSingle body mounting StandRtty Terminal Required connectionsAdvanced connections Connecting a NON-ICOM Power supply connectionsConnecting the PS-125 / PS-85 DC Power Supply Connecting a NON-ICOM DC Power SupplyExternal antenna tuners and linear amplifier Connecting the AH-4Connecting the AT-180 Connecting the IC-PW1Power on Frequency SettingWhen first applying power CPU resetting Initial settingsExample VFO ModeMemory Mode pgs VFO descriptionBand selection Frequency settingProgrammable tuning steps Hz and 10 Hz tuning stepsSub dial function MHz quick tuning stepTS Switch Flow Chart SSB/CW/RTTY modes Any mode FM/WFM/AM modes➁ Push F-1-F-3 to select a band stacking register Mode selectionOperating Mode Selection Quick band change functionRIT function Receive and TransmitFunctions for receive If shift functionPeak meter hold Noise blankerAGC time constant Preamp and attenuatorSimple band scope RF gain and squelchRF/SQL control priority SSB Filter PresettingOptional filter selection Filter ON/OFFNR Noise Reduction function ANF Automatic Notch Filter functionFunctions for transmit Output power and mic gainDMeter function VOX operation Speech compressorOptional AT-180 Automatic Antenna Tuner operation Manual TuningTuner Operation PTT tune function ➂ The Tuner light lights constantly when tuning is completeOptional AH-4AUTOMATIC Antenna Tuner operation AH-4 operationSplit lock function Split frequency operationQuick split function ➀ Select VFO a and set the frequency to 7.057 MHz/CW➄ Push and hold PTT to transmit release PTT to receive Repeater operation➆ To return to simplex operation, push F-1SPL ➂ Push F-3SCN to toggle tone scan operation on and OFF Tone squelch operationTone scan operation ➅ Communicate in the usual mannerFrequency Duplex Direction One-touch repeater functionAuto repeater function This function automatically activates the repeater setElec KEY Functions for CWConnections for CW CW operationCW pitch control CW reverse modeDElectronic CW keyer Quick SET Mode Setting the electronic keyerConnections for Rtty FSK Functions for RttyConnections for Afsk Rtty FSK operation Presetting for RttyRtty Afsk operation Data socket Adjusting the transmit signal output from the TNCPacket operation Connections for packetSpot measurement Measuring SWRPlot measurement Memory clearing Memory and Scan OperationMemory channels Memory channel selectionProgramming in memory mode Programming in VFO modeMemory/call programming Editing programming memory names Frequency transferringMemory names Calling up memory names➀ Select the S1 display Memo padsWriting frequencies and operating modes into memo pads Calling up a frequency from a memo padPreparation Scan typesPriority watch Programmed scan operationMemory scan operation Select memory scan operationCI-V connection example Remote Jack CI-V InformationData format VFO A=B Command TableGeneral SET ModeQuick set mode operation Initial set mode operationQ4 VOX Gain SSB/AM/FM only Quick set mode itemsQ3 VOX Delay SSB/AM/FM only Q2 MIC Gain SSB/AM/FM onlyQ5 Anti VOX SSB/AM/FM only Initial set mode items RF/SQL SQL/AUTO/RFSQL DUP HF duplex offset Quick Split quick split functionSplit Lock split lock SPL Offset split offsetScan Resume scan resume AM NB Noise blanker in AM modePWR on CHK Power on check Auto Rptr auto repeaterVsend SEL ACC socket output 29 9600 Mode Data socket speedTune Strt auto tuner start PTT Tune PTT tune functionCI-V TRN CI-V transceive LVL Spch S-level speechCI-V Addres CI-V address CI-V Baud CI-V data rateCleaning MaintenanceFuse replacement Memory backupPower Supply Receive Problem Possible Cause Solution TroubleshootingTransmit Display Scan Problem Possible Cause Solution Opening the transceiver case Optional INSTALLATIONS/SETTINGSIf filters DOperation InstallationS2 S1 B a AT-180 internal switch descriptionPIN no Description Name Top view Internal ViewsBottom view Options SP-20EXTERNAL Speaker PS-125DC Power SupplySP-7EXTERNAL Speaker SP-10EXTERNAL Speaker SP-12EXTERNAL SpeakerSpecifications Indication Description No. Indication + power onPower OFF then on to exit initial set mode Menu GuideDisplay Menu SSB/AM/FM mode CW mode Rtty modeMode Display For 2 secCount on us Declaration Conformity About CEEirp Clearance heights by frequency band Installation NotesTypical amateur radio installation Forward clearance, Eirp by frequency bandAbout SP-7 External Speaker Installation Note

I706MKTMG, IC-706MKIIG specifications

The Icom IC-706MKIIG and the Icom IC-706MKTMG are two prominent transceiver models known for their compact design and versatile capabilities. These radios cater to amateur radio enthusiasts, providing a wide range of features suitable for both HF and VHF/UHF operations.

The IC-706MKIIG is a well-regarded dual-band transceiver that operates on HF frequencies from 160 meters to 10 meters and VHF/UHF from 6 meters to 70 centimeters. One of its main features is its compact footprint, making it an excellent choice for mobile operations as well as fixed installation. The transceiver provides up to 100 watts of output power on HF and 50 watts for VHF/UHF, ensuring robust performance for various amateur applications.

On the other hand, the IC-706MKTMG brings the same foundational performance but includes enhanced features aimed at improving user experience. It boasts a high-resolution LCD display with clear visibility under varying light conditions. This model offers advanced digital signal processing (DSP) technology, enhancing audio clarity and reducing noise interference. The built-in auto notch filter and noise blanker efficiently eliminate unwanted signals, allowing users to focus on their desired contacts without distraction.

Both models support multiple modes of operation, including SSB, CW, AM, and FM, which provides versatility in how users can communicate. They feature an easy-to-navigate menu system, allowing users to access settings quickly. With built-in memories and a large number of program settings, operators can customize their experience and quickly switch between configurations.

One standout feature of the IC-706 series is its built-in antenna tuner, which helps match the transceiver to various antenna types, optimizing performance and simplifying setup. The radios also include support for external control via CAT commands, accommodating advanced integration into larger station setups.

In terms of user connectivity, both transceivers come equipped with USB ports and support sound card capabilities, enabling digital modes such as PSK31 and RTTY easily. This integration enhances versatility, catering to modern digital communications alongside traditional voice modes.

Robust, reliable, and feature-rich, the Icom IC-706MKIIG and IC-706MKTMG models stand out as exemplary choices for amateur operators looking for a compact yet comprehensive transceiver solution. Their combination of technologies and characteristics continues to make them popular in the ham radio community.
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