FURUNO
FM-4721
SP - 1 E56 4S01E
110415
SP C CAT NS MAR N H RAD T L PH N
M-4721
1 N RAL
1.1 Channels SA, International and Canadian
1.2 Input voltage 12.0 VDC
1.3 Operating voltage range 10. to 15.6 VDC
1.4 Current drain Standby: 0.5 A, Receive: 1.5 A, Transmit: 6.0 A (Hi), 2.5 A ( o)
2 TRANSM TT R
2.1 Frequency range 156.025 to 157.425 MH
2.2 RF output power 25 (Hi) 1 ( o)
2.3 Conducted spurious emissions
ess than 0.25
2.4 Audio response ithin 1/ 3 of a 6 d /octave pre-emphasis characteristic at
300 to 3000 H
2.5 Audio distortion 5
2.6 Modulation 16 0 3E, for DSC 16 0 2
2.7 Frequency stability 0.0005 ( 15 C to 55 C)
2. FM hum and noise 40 d
3 R C R
3.1 Frequency range 156.050 to 163.275 MH
3.2 Sensitivity 20d quieting: 0.30 V
12 d SINAD: 0.25 V
Squelch sensitivity: 0.13 V
3.3 Modulation acceptance bandwidth
±7.5 kH
3.4 Selectivity Spurious and image re ection: -70 d
Intermodulation and re ection: -6 d
3.5 Audio output 2 , 4 ohm
4 N R NM NTAL C ND T NS
4.1 Ambient temperature -15°C to 55°C
4.2 Relative humidity 93 or less at 40°C
4.3 Degree of protection
Transceiver unit IP 7 (front panel), IP 4 (rear panel)
Handset IP 7
4.4 Vibration IEC 60945 Ed.4
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