Icom IC-M88 instruction manual Specifications, General Receiver

13 SPECIFICATIONS

GENERAL			RECEIVER
• Frequency coverage			• Receive system	: Double-conversion superheterodyne
Marine	TX	: 156.025–157.425 MHz	• Sensitivity (12 dB SINAD)	: 0.25 µV typical
	RX	: 156.050–163.275 MHz	• Squelch sensitivity	: Less than 0.35 µV (at threshold)
LMR	TX/RX	: 146.000–174.000 MHz	• Intermodulation rejection ratio	: 70 dB typical
• Mode			• Spurious response rejection ratio	: 70 dB typical
Marine		: 16K0G3E (Wide)	• Adjacent channel selectivity	: 70 dB typical (Wide)
LMR		: 16K0F3E (Wide)/8K50F3E (Narrow)		60 dB typical (Narrow; LMR only)
• Channel spacing		: 25 kHz (Wide)	• Hum and noise ratio	: More than 40 dB (Wide)
		12.5 kHz (Narrow; LMR only)		More than 34 dB (Narrow; LMR only)
• Current drain (at 7.2 V DC)		: TX High (5 W)1.6 A typical	• Audio output power	: 0.35 W typical at 10% distortion with an
		Max. audio 200 mA typical		8 Ω load
		Power save 20 mA typical	All stated specifications are subject to change without notice or obligation.
• Frequency stability		: ±10.0 ppm (–30°C to +60°C)

•Usable temperature range

Marine	: –20°C to +60°C; –4°F to +140°F
LMR	: –30°C to +60°C; –22°F to +140°F
• Dimensions	: 62 (W) ⋅ 97(H) ⋅ 39(D) mm
(Projections not included)	27⁄16(W) ⋅ 313⁄16(H) ⋅ 117⁄32(D) inch

•Weight (approx.; with BP-227) : 280 g (9.9 oz)

TRANSMITTER

• Output power (at 7.2 V DC)	: 5 W (Hi), 3 W (Mid) and 1 W (Low)
• Modulation system	: Variable reactance frequency modulation
• Max. frequency deviation	: ±5 kHz (Wide)
	±2.5 kHz (Narrow; LMR only)
• Audio harmonics distortion	: Less than 10% (at 60% mod.)
• Spurious emissions	: Less than –70 dBc typical

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