Philips SM30 manual Audio signal level diagram, Dl L

			M IM	M U M	M US I C
	134			S M 3 0
M A X				CO NTR O L
				CE NTR E
		C S T	C S M		C A L L
	124
	114	20			1 0 V
	104	10			DL L
			Limiter
L B B	94	0			1 V
9520/10					Signal
	84	-10
	74				10 0mV
	64	-30
	54	-40			1 0 m V
	44	-50
			C S T		Noise
	34	-60			1 mV
					Noise
	24	-70		M I M
				C S M
	14	-80		M U M	100 µ V
	4	-90
	d B	-100
	S P L				10 µ V
		-110
		-120			1 µ V
		d B V
				= Equivalent Input Noise
				(RMS B=20kHz Flat)

Audio signal level diagram

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