Kenwood TH-K2AT, K2E, K2ET manual 37

TH-K2AT/K2E/K2ET

ADJUSTMENT

Item	Condition	Measurement				Adjustment		Specifications/
		Test equipment	Unit	Terminal	Unit	Parts	Method	Remarks
	Switch to Adjustment mode
	and carry out the operations
	for adjustment item D.
	(Refer to page 29)
S-meter	3) LCD display: S1	SSG	TX-RX	ANT		[MENU]	Write
	Frequency: 145.050MHz		(A/3)
	(E, E3)
	Frequency: 146.050MHz
	(K, K2, M, M2)
	SSG: –120dBm (0.22uV)
	4) LCD display: S9					[MENU]	Write
	Frequency: 145.050MHz
	(E, E3)
	Frequency: 146.050MHz
	(K, K2, M, M2)
	SSG: –105dBm (1.26uV)
4.Squelch	Squelch level: 1
Check	1) Frequency: 145.050MHz	SSG					Check	Open Squelch
	(E, E3)	Oscilloscope
	Frequency: 146.050MHz	Distortion meter
	(K, K2, M, M2)
	SSG output: –123dBm (0.158uV)
	SSG MOD: 1kHz
	SSG DEV: 3kHz
	2) SSG: OFF							Close Squelch
5.S-meter	1) Frequency: 145.050MHz	SSG					Check	Two segments
Check	(E, E3)							in S-meter
	Frequency: 146.050MHz							light.
	(K, K2, M, M2)							■■
	SSG output: –120dBm (0.22uV)
	2) SSG output: –105dBm (1.26uV)							All segments in
								S-meter light.
								■■■■■■■■■
6.Hum and	1) Frequency: 145.050MHz	SSG	TX-RX	ANT
noise ratio	(E, E3)	Oscilloscope	(A/3)	SP
Check	Frequency: 146.050MHz	Distortion meter
	(K, K2, M, M2)	AF V.M
	SSG output: –53dBm (501uV)
	SSG MOD: 1kHz
	SSG DEV: 3kHz
	AF Output: 0.63V/8Ω
	AF V.M = 0dB
	2) SSG DEV: OFF						Check	–38dB or less
7.AF distortion	1) Frequency: 145.050MHz						Check	5% or less
Check	(E, E3)
	Frequency: 146.050MHz
	(K, K2, M, M2)
	SSG output: –53dBm (501uV)
	SSG MOD: 1kHz
	SSG DEV: 3kHz
	AF Output: 0.63V/8Ω

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