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MAX638

To stay on top in today's competitive marketplace, you need fast, dependable access to the right people and information. And with Motorola's MAX638Plus trunked mobile radio, that's exactly what you get. Whether you are a courier service where instant information is critical, or a taxi operator that needs wide area coverage, or a transportation company that wants to improve its fleet management, the MAX638Plus trunked mobile connects you to your work team simply at the touch of a button. Operating on the 800 MHz frequency with data capability, the MAX638Plus trunked mobile will further enhance your company's operational efficiency and improve communication.

Features:
	3 character Numeric Display Caller ID / Alias Text Alert Tones Out of Range Indication Timeout Timer Transmit Inhibit on Busy Group Call Talkgroup Call Announcement Group Private Call Call Alert		Telephone Interconnect DTMF Selective Radio Inhibit PL/DPL Signaling Coded Sqielch Operation Monitor Talk Group Scan Trunking Scan Conventional Scan

Specifications:

Specs	MAX638	Specs		MAX638
Frequency Range in MHz Transmit Receive	806-825 851-870		Dimensions in mm (HxWxL)		44x168x177
			Weight in Grams		1210
			Operating Temperature in °		-30 to +60
Systems	10		Current Drain in Amperes Receive Transmit Standby		1.5 6.5 0.45
Groups	8 per System
Channels	10
Input Voltage	13.6 V

TRANSMITTER

Specs	MAX638		Specs		MAX638
Frequency Stability in ppm		± 2.5		FM Hum & Noise in dB		- 40
Power Output in Watts		15		Spurious & Harmonic Emission in dB		- 56
Channel Spacing in KHz		25		Output Impedance in Ohms		50
Max. Frequency Separation in MHz		19		Audio Response (300-3000Hz)		+1 to -3 dB
Modulation Limiting in KHz		5		Audio Distortion		< 5%

RECEIVER

Specs	MAX638	Specs	MAX638
Sensitivity (12 dB SINAD) in µV	0.35	Spurious Rejection in dB	-65
Intermodulation in dB	-65	Audio Output Power in Watts	4 (internal)
Adjacent Channel Selectivity in dB	-65	Audio Distortion @ Rated Audio	< 5%





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