Kenwood TS-440S manual Contents

Thank you for purchasing the new TS-440S tran- sceiver. Please read this instruction manual carefully before placing your transceiver in service. This unit has

been carefully engineered and manufactured to rigid quality standards, and should give you satisfactory and dependable operation for many years.

The following explicit definitions apply in this manual:

Note: If disregarded, inconvenience only, no risk of equipment damage or personal injury.

Caution: Equipment damage may occur, but not per- sonal injury.

This Instruction Manual covers the TS-440S, with and without AT (Automatic Antenna Tuner) unit. When there are differences in operation, separate instructions will be given for each model. Illustrations show the TS-440S with AT unit.

CONTENTS

1.	FEATURES.												3
2.	INSTALLATION												4
2-1.		PRECAUTIONS											4
2-2.		FIXED			STATION								4
2-2-1. Interconnection													4
2-2-2. Grounding													4
2-2-3. Antenna													5
2-2-4.			Key		connection								5
2-3.		MOBILE											5
2-3-1.			Mounting			bracket		installation					5
2-3-2.			Power supply connection										5
3.	OPERATION												6
3-1.		OPERATING				CONTROLS							6
3-1-1.			Front		panel								6
3-1-2.			Rear panel										10
3-1-3.			Top		cover		".".'."..'.'."."'.'..'.".'."."'"						11
3-2.		RECEIVE											12
3-2-1.			Initial setting										12
3-2-2.			CW zero-beat operation										12
3-2-3.			Direct keyboard frequency									entry	13
3-2-4.			AM		reception								13
3-3.		TRANSMIT											13
3-3-1.			SSB		(LSB, USB) mode								13
3-3-2.			CW mode				oma t	.IC b rea k				-.In	14
			( a )	S	eml.-au t								14
			(b)	F	u -automatic			b	rea		-In		14
					II		.			k .
3	--3.mo 3		FM		d e								14
			.u S		baud.Ible tone								15
3-3-4.			AM		mode		ANTENNA				TUNER		15
3-4.		AUTOMATIC											15
3-5.		DUAL			DIGITAL		VFO's						15
3-5-1.			Why		two	VFO's							15
3-5-2.			Split		frequency								15
			(a)	A=B		switch							15
			(b)	A/B switc.h									15
			(c)	SPLIT SWltC~									15
3-6.			(d)	T-F SET switch					.'..'.""""""..'..'.'."."				15
		MEMORY											16
3-6-1.			Memory			entry							16
3-6-2. Transferring memory information to the
			VFO										16
3-6-3. Transferring							data	between				memory
			channels										17
3-6-4.			Entering/Transferring						data			in the split	--9.
3-6-5.			Clearingfrequencya channelsmemory						channel				.1 /
3-6-6.			Memory			recall							.17
													.17
3-7.		SCAN										'	17
3-7-1.			Memory			scan							.17
3-7-2.			Program			scan							.18
3-7-3.			Scan speed										.18
3-7-4.			Memory			channel		lockout					.18
3-8.		AFSK											19
3-8-1. Reception													.19
3-8-2. Transmit													.19
3-8-3. AMTOR operation													.19
3-9.		OPERATION				WITH		A LINEAR AMPLIFIER					.19
2

4.	CIRCUIT			DESCRIPTION												20
4-1.		GENERAL DESCRIPTION														20
4-2.		TRANSMITTER							SECTION					'...'.'.'.'20
4-3.		RECEIVER					SECTION						,			20
4-4.		CIRCUIT				BOARD					DESCRIPTION					20
4-4-1.			RF unit			(X44-1680-00)								,.		20
4-4-2.			IF unit			(X60-1300-00)										20
4-4-3. Control						unit (X53-1450-00)										20
4-4-4.			PLL	unit			(X50-2050-00)									20
4-4-5.			Final		unit		(X45-1470-00)								,	20
4-4-6.			Filter		unit		(X51-1340-00)									20
4-4-7. ~xT5~~~~~~~~~).~.~~.~~.~.~.~~.~~~~.~.~~~,																20
5.	MAINTENANCE							AND			ADJUSTMENT					21
5-1.		GENERAL					INFORMATION							,		21
5-2.		SERVICE														21
5-3.		CLEANING														21
5-4.		IN CASE				OF		DIFFICULTY								21
5-5.		MICROPROCESSOR										BACK-UP
		LITHIUM				BATTERY										22
5-6.		MICROPROCESSOR										RESET				22
5-7. ORDERING SPARE PARTS																22
5-8.		ADJUSTMENTS														23
5 --8.over21			CI			removaI.				I					,	23
5 --8.nterna3D..							views									23
						I d.			I		I.b		t.
														I t.
5	--8.Iglta4		O .				ISp		ay		ca I	ra	Ion			24
5---8.-ptlona5. CW							I 1 0		H		d .	I			,.. ...2424
					zero			beat zfrequencyISp ay resoselectionu Ion
5 8 6			S.					IeveselectionI ..:								25
5---8.-I7.			Beepd tone
5-8-8. Beep						tone			level							25
5-8-9. Tuning							dial		torque..							26
5-8-10. Linear						amplifier					control					26
6.	OPTIONAL				ACCESSORIES											27
6-1.		CRYSTAL					FILTER				INSTALLATION					27
6-2.		VOICE			SYNTHESIZER								UNIT	VS-1
		INSTALLATION..														28
6-3.		INTERFACE						IC KIT IC-10
		INSTALLATION														29
6-4.		OTHER			ACCESSORIES											30
7.	BLOCK DIAGRAM															33
8.	SCHEMATIC						DIAGRAM...									34
	SPECIFICATIONS								AND			ACCESSORIES				41
9-1.		SPECIFICATIONS														41
9-2.		ACCESSORIES														42
10.	REFERENCE															43
10-1. ANTENNA INSTALLATION																43
10-1-1. Fixed						station										43
10-1-2. Mobile																43
10-2.		MOBILE				OPERATION										44
10-2-1. Installation																44
10-2-2. Noise						reduction										45
10-2-3. Battery							capacity							,		45
10-3.		RADIO				FREQUENCY							ALLOCATION			46

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