Icom IC-R3 instruction manual Specifications and Options, General, Receiver

17 SPECIFICATIONS AND OPTIONS

◊General

• Frequency coverage	:	(unit: MHz)
U.S.A. version		0.495–815.995,
		902–2450.095
Non-U.S.A. versions		0.495–2450.095
• Mode	: FM, AM, WFM, AM-TV,*1
		FM-TV,*2

*1 One of either NTSC M, PAL B or PAL G systems.

*2 For 900–1300 MHz and 2250–2450 MHz ranges only; not available in some versions.

• No. of memory channels	: 450 (50 channel ⋅ 8 banks plus
	50 scan edges)
• Usable temp. range	: –10°C to +60°C;
	+14°F to +140°F
• Tuning steps	: 5, 6.25, 9,*3 10, 12.5, 15, 20,
	25, 30, 50 and 100 kHz

*3 Fixed tuning step while 0.495–1.620 MHz is selected except for U.S.A. and Canada versions.

• Frequency stability : ±6 ppm max. (–10°C to +50°C)

•Power supply requirement : 3.6–6.3 V DC

(negative ground)

• Current drain (at 4.5 V DC)	:
At rated output	210 mA typical (backlight OFF)
At stand-by	140 mA typical
Power save	53 mA typical
TV reception	730 mA typical (color LCD ON)
• Antenna connector	: BNC (50 Ω)

• Dimensions	: 61(W)⋅120(H)⋅32.9(D) mm;
(projections not included)	213⁄32(W)⋅423⁄32(H)⋅19⁄32(D) in
• Weight	: 300 g; 10.6 oz
	(w/antenna and battery)

◊Receiver

• Receive system	: Triple-conversion*4
	superheterodyne

*4 below 1150 MHz; Quadruple-conversion for above 1150 MHz

•Intermediate frequencies :

	AM, FM	WFM	TV
			U.S.A.		Europe
1st	240.1	240.1	241.85*5		238.35*6
2nd	26.05	13.25	45.75		38.90
3rd	0.450	0.450		–

*5 30–799.995, 1321–2099.995 MHz range

*6 800–1320.995, 2100–2450.095 MHz range

•Sensitivity (except spurious points; typical):

FM	1.625–4.995 MHz		0.32 µV
(at 12 dB SINAD)	5.0–469.995 MHz		0.25 µV
	470–799.995 MHz		0.45 µV
	800–1999.995 MHz		0.56 µV
	2000–2299.995	MHz 1.0 µV
	2300–2450.095	MHz 1.8		µV
WFM	76–107.995 MHz		1.0	µV
(at 12 dB SINAD)	175–221.995 MHz		1.0	µV
	470–769.995 MHz		1.8	µV

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