Icom IC-F50 Marine Radio User Manual


 
1 - 1
SECTION 1 SPECIFICATIONS
GENERAL
Frequency coverage : 136.000–174.000 MHz
• Mode : FM
Type of emission :
• Number of conventional channels : 128 ch, 8banks
Antenna connector : SMA type (50 )
• Operating temperature range : –30 ˚C to +60˚C (–22 ˚F to +140˚F) [USA], [GEN]
–25 ˚C to +55˚C [EUR]
Power supply requirement : 7.2 V DC nominal (negative ground)
Current drain (at 7.2 V DC) :
• Dimensions (projections not included) : 56.0(W)
×97.0(H)×36.4(D) mm
2
7
32(W) 3
13
16(H) 1
7
16(D) in
Weight (Including BP-223) : Approximately 280 g (9.88 oz)
TRANSMITTER
Output power (at 7.2 V DC) : High: 5 W, Low: 1 W
Modulation : Variable reactance frequency modulation
Maximum permissible deviation : ±5.0 kHz (Wide), ±4.0 kHz (Middle), ±2.5 kHz (Narrow)
Frequency error : ±2.5 ppm
Spurious emissions : 70 dB (typical) [USA], [GEN]
0.25 µW ( 1 GHz), 1.0 µW ( 1 GHz) [EUR]
Adjacent channel power : 70 dB min. (Wide, Middle), 60 dB min. (Narrow)
Audio harmonic distortion : 3 % typical (AF 1kHz, 40 % deviation)
*
1
Hum and Noise ([USA], [GEN] only) : 40 dB min (46 dB typical) for Wide
(without CCITT filter) 34 dB min (40 dB typical) for Narrow
*
1
Residual modulation ([EUR] only) : 45 dB min (55 dB typical) for Wide
(with CCITT filter) 43 dB min (53 dB typical) for Middle
40 dB min (50 dB typical) for Narrow
Limiting charact of modulator : 60100 % of maximum deviation
Microphone impedance : 2.2 k
RECEIVER
Receive system : Double conversion superheterodyne system
Intermediate frequencies : 1st IF: 46.35 MHz, 2nd IF: 450 kHz
Sensitivity : 0.25 µV (119 dBm) typical at 12 dB SINAD [USA], [GEN]
0.63 µV (111 dBm) emf typical at 20 dB SINAD [EUR]
Adjacent channel selectivity : 70 dB min (75 dB typical) for Wide and Middle
60 dB min (65 dB typical) for Narrow
Spurious response : 70 dB
Intermodulation rejection ratio : 70 dB min (74 dB typical) [USA], [GEN]
65 dB min (67 dB typical) [EUR]
*
1
Hum and Noise ([USA], [GEN] only) : 40 dB min (45 dB typical) for Wide
(without CCITT filter) 34 dB min (40 dB typical) for Narrow
*
1
Hum and Noise ([EUR] only) : 45 dB min (55 dB typical) for Wide
(with CCITT filter) 43 dB min (53 dB typical) for Middle
40 dB min (50 dB typical) for Narrow
Audio output power : 0.5 W typical at 5% distortion with an 8 load
Squelch sensitivity (at threshold) : 0.25 µV typical [USA], [GEN]
0.63 µV (111 dBm) emf typical [EUR]
Output impedance (Audio) : 8
Specifications are measured in accordance with EIA-152-C/204D, TIA-603 or EN 300 086.
All stated specifications are subject to change without notice or obligation.
VERSION
[USA], [GEN]
[EUR]
WIDE
16K0F3E (25.0 kHz)
MIDDLE
14K0F3E (20.0 kHz)
NARROW
11K0F3E (12.5 kHz)
8K0F3E (12.5 kHz)
RECEIVING TRANSMITTING
Stand-by
85 mA
Max. audio
300 mA
High (5 W)
1.8 A
Low (1 W)
0.7 A