Sstv, Sky, Cmd | Kenwood 440 MHz TH-D7A, 144 specification

	Level 1			Level 2	Selections	Default	Ref.
	Level 1			Level 2	Selections	Default	page
							page
			1	My call sign	See reference page.	—	58

					White/ Black/ Blue/ Red/
			2	Color for call sign	Magenta/ Green/ Cyan/	White	59
					Yellow

			3	Message	See reference page.	—	58

					White/ Black/ Blue/ Red/
			4	Color for message	Magenta/ Green/ Cyan/	White	59
3		SSTV			Yellow

			5	RSV report	See reference page.	—	58
			5	RSV report	See reference page.	—	58

					White/ Black/ Blue/ Red/
			6	Color for RSV report	Magenta/ Green/ Cyan/	White	59
					Yellow

			7	Superimposition Execute	See reference page.	—	59

			8	SSTV mode	See reference page.	—	57

			9	VC-H1 Control	ON/ OFF	OFF	60

			1	Commander call sign	See reference page.	—	86
		SKY
		SKY	2	Transporter call sign	See reference page.	—	86
		CMD	2	Transporter call sign	See reference page.	—	86
4
			3	Tone frequency select	See reference page.	—	86
		(TH-D7A
		(TH-D7A
		only)
		only)	4	Sky Command mode select	Commander/ Transporter/	OFF	85
			4	Sky Command mode select	OFF	OFF	85
					OFF

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Kenwood 440 MHz TH-D7A, 144 instruction manual Sstv, Sky, Cmd

144, 440 MHz TH-D7A, TH-D7A specifications

The Kenwood TH-D7A is a sophisticated handheld transceiver designed especially for amateur radio enthusiasts. It combines advanced features with user-friendly operation, making it a popular choice among both beginners and seasoned operators.

One of the standout features of the TH-D7A is its dual-band capability, allowing users to operate on both the 2-meter (144 MHz) and 70-centimeter (440 MHz) bands. This dual-band functionality gives operators increased flexibility and access to a wider range of communication channels. Additionally, the transceiver supports the simultaneous transmission and reception of two different frequencies, allowing for efficient monitoring of multiple communications.

The TH-D7A is equipped with an impressive 1,000 memory channels, which can be organized into 100 memory groups. This allows users to store a vast amount of frequencies and access them easily when needed. The transceiver also provides a wide frequency coverage, extending from 144 to 148 MHz and from 430 to 450 MHz in the VHF and UHF bands, respectively.

Another remarkable feature of the TH-D7A is its built-in Automatic Packet Reporting System (APRS) capabilities. This technology enables users to share real-time location data, send and receive messages, and provide status updates, making it an invaluable tool for outdoor activities and emergency communication.

In terms of construction, the TH-D7A features a durable and compact design, making it suitable for both portable and mobile use. The large, easy-to-read LCD display provides clear visibility in various lighting conditions. Additionally, the transceiver supports a variety of advanced voice modes, including FM, AM, and SSB (Single Side Band), offering a versatile communication experience.

The TH-D7A also incorporates a wide range of digital modes, enhancing its operational capabilities. With the included programming software, users can easily customize their settings, manage memory channels, and update firmware, ensuring the transceiver remains compatible with evolving technologies.

Power management is another highlight, as the TH-D7A provides adjustable output power levels, enabling users to conserve battery life when needed. Overall, the Kenwood TH-D7A is a feature-rich handheld transceiver that combines robust performance with innovative technology, making it a top choice for amateur radio operators seeking reliable communication in diverse environments. Its versatility, combined with its intuitive design, ensures it meets the needs of users across all experience levels.

Contents

TH-D7A Features Thank YOUModels Covered by this Manual One or more of the following statements may be applicable Precautions Contents Microphone Control ScanSystem Ctcss Functions Optional Accessories Wireless Remote Control TH-D7A onlySKY Command 2 TH-D7A only Maintenance KEY2 Supplied AccessoriesKEY+ Power on Conventions Followed in this Manual Latch, then slide the battery pack back PreparationInsert the charger AC plug into an AC wall outlet PB-39 NiCd PB-38 NiCd Installing the AntennaInstalling the Hand STRAP/ Belt Hook Batteries Installing Alkaline Batteries 10 2 Insert four AA LR6 alkaline batteriesAlkaline Connecting with a Cigarette Lighter Socket Connecting with a Regulated Power Supply First QSO Selecting a Band Switching Power ON/OFFAdjusting Volume Operating Basics Press UP/ DWN to select from 6 squelch levels Adjusting SquelchPress OK to complete the setting Press F, Moni Reliable. You can program a different power for band When you finish speaking, release the PTT switchSelecting lower transmit power is a wise method to Reduce battery consumption, if communication is still Getting Acquainted Indicators OK key Cursor KeysBand a & B UP/ DWN keys Menu mode Function Select modeVFO mode Memory Recall mode Press TNC twice to select. In this mode, you can send Full Duplex modePacket mode Commands to the built-in TNC from a personal computer Keypad Direct Entry Quick Reference Guide VFO F Key Operation Function1 s Ctcss ON/ OFF Menu SET-UP Menu Access Level Selections Default Menu Configuration OFF Radio AUXLevel Selections Aprs Sstv SKYCMD Offset Programming Flow Operating Through Repeaters Within the band limits Programming OffsetPress UP/ DWN to select the appropriate offset Frequency Following methods to bring the transmit frequency Press F, 1 to switch the Tone function on or OFF Press UP/ DWN to select the appropriate tone frequency67.0 97.4 136.5 192.8 A. and Canada versions Automatic Repeater Offset Automatic Simplex Check ASC Press REV to switch the Reverse function on or 13 OFFPress REV 1 s to switch the function on Reverse Function Tone FREQ. ID Ctcss on Memory ChannelsCHANNEL? Parameter Press PTT+OK Press UP/ DWN to select the desired memory channel Press OK Press UP/ DWN to select the desired memory Channel Press MR+ Power onRecalling a Memory Channel Clearing a Memory Channel Naming a Memory Channel Press UP/ DWN to select the first digitRepeat steps 3 and 4 to enter up to 8 digits Call Channel TH-D7A only Press VFOPress PTT+CALL Channel Display MEMORY-TO-VFO Transfer UHF Band Defaults Partial or Full RESET?Press F+ Power on VHF Band Defaults Version VFO Freq Tone Scan This transceiver provides the following types of scansScan Type Scan Range Selecting Scan Resume Method Time-Operated modeCarrier-Operated mode Seek mode Press MR 1 s VFO ScanMemory Scan Press VFO 1 s To quit MHz Scan, press ESC MHz Scan Program Scan Select the desired frequency as the lower limitPress F, MR CALL/VFO Scan TH-D7A only CALL/MEMORY Scan TH-D7A onlyRecall the desired memory channel Press UP/ DWN to select the appropriate Ctcss frequency Continuous Tone Coded Squelch System CtcssSelecting a Ctcss Frequency Press F, 4 to select F-4 Ctcss Freq OFF Using CtcssPress F, 3 to switch the Ctcss function on or Ctcss FREQ. ID Dual Tone MULTI-FREQUENCY Dtmf Functions Manual DialingFreq. Hz 1209 1336 1477 1633 Automatic Dialer Press UP/ DWN to select a characterPress OK Press PTT+MENU Transmitting a Stored Dtmf Number Microphone Control Programmed for the digits not yet entered Auxiliary FunctionsDirect Frequency Entry Data is accepted for the digits entered and 0 is Programmable VFO Changing Frequency Step Size Press F, ENT to switch Tone Alert on or OFF Tone AlertBeep ON/OFF Blanking a Band Display Adjusting Volume BalanceAdjusting Display Contrast Lamp Function Battery Saver Automatic Power OFF APO 15 4 Press OK POWER-ON MessageTransceiver Lock 13 3 Press UP/ DWN to select a character Advanced Intercept Point AIP Switching AM/FM Mode TH-D7A onlySwitching TX Deviation TH-D7E only TX Inhibit Equipment Packet OperationReference material for starting packet operation should Be available at any store that handles Amateur Radio Operating TNC Connecting with a Personal ComputerCommand mode Converse mode On your personal computer. First connect Preparation FlowFollowing steps should guide you to a good start Packet operation. The shaded steps indicate operations Both Bands Selecting Data BandFull Duplex Band only DX Packetclusters Monitor Comment Press List to restore the frequency display SLOW-SCAN Television Sstv with VC-H1 Entering Call SIGN/ MESSAGE/ RSV 20 3 Press UP/ DWN to select a character22 4 Press OK Selecting Color for Call SIGN/ MESSAGE/ RSV Executing Superimposition Power is on VC-H1 ControlVC-H1 Automatic PACKET/ Position Reporting System Operation Flow KEY Indicator Meaning What is Included?Receiving Aprs Data New Aprs Duplicate 18 3 Press OK Accessing Received Aprs DataPress List 12 2 Press UP/ DWN to select the desired station Temperature 15 5 Repeat steps 3 and 4 to enter up to 9 digits Programming a Call Sign11 3 Press UP/ DWN to select a character 13 4 Press OK Kenwood Sstv Press OK Press Menu to exit Menu modeSelecting Your Station Icon Press UP/ DWN to select from 15 icons plus Others Press Menu to enter Menu mode Entering LATITUDE/ Longitude DataPress 2, 3 to select 2-3 My Pos Press UP/ DWN to select the desired comment Selecting a Position Comment Entering Status Text Press UP/ DWN to select a character17 4 Press OK Alternate net Programming a Group CodeAll calls Special Repeat steps 3 and 4 to enter up to 32 digits Programming a Packet Path Method 4 Ssid path Method 1 Specific pathMethod 2 Generic path Method 3 WIDEN-N path Selecting Beacon Transmit Method Press 2, 9 to select 2-9 Data TXBcon again Press UP/ DWN to select the desired distance Selecting Beacon Transmit IntervalRestricting Reception of Aprs Data Press UP/ DWN to select the desired interval Aprs Message KEY+NEW Data Status Accessing Received Aprs MessagesPress MSG Message Type Entering a Message Repeat steps 4 and 5 to enter up to 9 digitsRepeat to enter a message or bulletin with up to 45 digits Press OK to start transmitting Transmitting a Message Press a numeric key 0 to 9 to enter a 3-digit secret number Wireless Remote Control TH-D7A onlyPress PTT+VFO+ Power on Preparation Press PTT+MR+ Power on Control OperationENT or VFO UP/ DWN To recall a memory channel SKY Command 2 TH-D7A only Contact your authorized Kenwood dealer TransceiverYou can use the optional cables PG-4R to connect Transporter with the HF transceiver. For these cables On the Commander Access Menu 4-4 and select Commander On Transporter On CommanderProgramming Call Signs Programming a Tone Frequency CLR PowerUP/ DWN ModePage Cleaning MaintenanceService Service Note Troubleshooting Problem Probable Cause Corrective ActionPress A/B+ Power on to exit Press BAL, then UP/ DWN to Page Problem Probable Cause Corrective Action EMC-3 PB-38 PB-39 BT-11 Optional AccessoriesSMC-32 SMC-33 SMC-34 HMC-3 PG-4R PG-3JPG-4W VC-H1 PG-4V Equipment Connections Connecting Other External Equipment General VHF Band UHF Band Specifications Transmitter VHF Band UHF Band TNC Commands List Short Default Parameter DescriptionAppendix Flow ON/ OFF DwaitEcho ON/ OFF Firmrnr FIR OFF ON/ OFF Ltext HbaudLocation LOC Every Lpath LPA GPS Ppersist ON/ OFF ResetTxdelay Persist Index

Level 1

SSTV

SKY

CMD

OFF

144, 440 MHz TH-D7A, TH-D7A specifications