![background image](http://html.mh-extra.com/html/icom/ic-446s/ic-446s_instruction-manual_612151025.webp)
20
9
SPECIFICATIONS
GENERAL
• Frequency coverage
: 446.00625–446.09375 MHz
• Mode
: F3E (FM)
• No. of operating ch.
: 8 (simplex)
• Frequency stability
: ±2.5 kHz (–20˚C to +55˚C),
±1.5 kHz (0˚C to +30˚C)
• Frequency resolution
: 12.5 kHz
• Power supply requirement: 4.5 V (R6
×
3
)
or BP-202
• Current drain
: Less than 500 mA
• Operating temp. range
: –20˚C to +55˚C (–4˚F to +131˚F)
• No. of CTCSS freq.
: 38
• Dimensions
: 55.5(W)
×
102.5(H)
×
26.5(D) mm
(projections not included)
• Weight
: 180 g (including 3 R6 batteries)
TRANSMITTER
• Output power
: Less than 500 mW ERP
• Maximum deviation
: ±2.5 kHz
• Spurious emissions
: Less than 250 nW
• Ext. mic. connector
: 3-conductor 2.5 (d) mm/2.2 k
Ω
RECEIVER
• Receive system
: Double-conversion superheterodyne
• Sensitivity
: Less than 26.5 dBµV/m
(20 dB SINAD)
• Selectivity
: More than 8.5 kHz/–6 dB
• Spurious and image rejection: Better than 91.29 dBµV/m
• Adjacent ch. rejection
: Better than 81.29 dBµV/m
• Intermodulation rejection: Better than 86.29 dBµV/m
• Audio output power
: More than 100 mW at 10 %
(at 4.5 V DC)
distortion with an 8
Ω
load
• Ext. speaker connector : 2-conductor 3.5 (d) mm/8
Ω
All stated specifications are subject to change without
notice or obligation.
IC-446S-(5) 02.3.11 4:18 PM Page 25 (1,1)
Summary of Contents for IC-446S
Page 1: ......
Page 2: ......
Page 3: ......
Page 4: ......
Page 5: ......
Page 6: ......
Page 7: ......
Page 8: ......
Page 9: ......
Page 10: ......
Page 11: ......
Page 12: ......
Page 13: ......
Page 14: ......
Page 15: ......
Page 16: ......
Page 17: ......
Page 18: ......
Page 19: ......
Page 20: ......
Page 21: ......
Page 22: ......
Page 23: ......
Page 24: ......
Page 25: ......
Page 26: ......
Page 27: ......
Page 28: ......
Page 29: ......
Page 30: ......
Page 31: ......
Page 32: ......