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Last modified 2019-03-13

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Icom IC-4SRA

A picture of Icom IC-4SRA

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver and scanner
Frequency range:TX: 440-450 MHz
RX (Ham band): 400-470 MHz
RX (Scanner): 25-950 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 KHz
1 MHz (and 10 MHz for the scanner)
Mode:TX: FM
RX (Ham band): FM
RX (Scanner): AM/FM/WFM
Channels/memory management:
Ham band
30 regular
2 scan edge
1 call
1 DTMF
Scanner
60 regular
2 scan edge
1 call

Repeater shift/offset:?-? KHz (adjustable)
Power supply:6-16 VDC
Current drain/power consumption:RX (Ham band): 20-170 mA
RX (Scanner): 20-200 mA
RX dual band: 40-250 mA
TX: Max 1.6 A
Antenna impedance/connector:50 ohms / BNC (Ham band) and 3.5 mm? (Scanner)
Dimensions (W*H*D):54*135*36 mm (2.13*5.32*1.42"), with BP-82
Weight:385 g (13.6 oz), with BP-82
Other features:Scanner unit. Clock & timer. CTCSS/PL. Twin RX and dual antennas.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne (Ham band)
1st IF: 35.8 MHz
2nd IF: 455 KHz
Triple conversion superheterodyne (Scanner)
1st IF: 266.7 MHz
2nd IF: 10.7 MHz
3rd IF: 455 KHz
Sensitivity:
Ham band
0.16 uV (12 dB SINAD)


Scanner
AM: 1.8 uV (10 dB S/N)
FM: 0.56 uV (12 dB SINAD)
WFM: 1.8 uV (12 dB SINAD)
Selectivity:
Ham band
15 KHz (-6 dB)
30 KHz (-60 dB)
Scanner
AM/FM: 15 KHz (-6 dB)
WFM: 150 KHz (-6 dB)
Image rejection:
AF output power/speaker:180 mW at 10% distortion / 8 ohms
External speaker connector:




TRANSMITTER SECTION
RF output power: Hi: 1.5-5 W (depending on voltage)
Lo3: 1.5-3.5 W (depending on voltage)
Lo2: 1.5 W
Lo1: 500 mW
Modulation system:
FM deviation:5 KHz
Spurious emissions:Less than -60 dB
Microphone impedance/connector:? ohms / ?-pin




MISCELLANEOUS
Manufactured:Japan, 1991-199x (Discontinued)
Additional info:
Related documents: User manual (6.1 MB)
Modifications:
Reviews:
Options/Accessories:
AD-20
BA-11
BC-72
BC-74A
BC-74D
BC-74E
BC-74V
BC-77A
BC-77D
BC-77E
BC-77V
BC-78D
BC-78E
BP-81
BP-82
BP-83
BP-84
BP-85
BP-90
CP-12
CP-13
FA-430BB
HM-65
HM-70
LC-71
LC-72
LC-73
MB-20
OPC-254
OPC-288
Battery charge adapter
Bottom cap
Rapid desk charger
Wall charger. For BP-85
Wall charger. For BP-85
Wall charger. For BP-85
Wall charger. For BP-85
Wall charger. For BP-81/82/83/84 (and BP-90 with NiCd)
Wall charger. For BP-81/82/83/84 (and BP-90 with NiCd)
Wall charger. For BP-81/82/83/84 (and BP-90 with NiCd)
Wall charger. For BP-81/82/83/84 (and BP-90 with NiCd)
Wall charger. For BP-81/82
Wall charger. For BP-81/82
NiCd battery pack. 7.2 V, 110 mAh
NiCd battery pack. 7.2 V, 300 mAh
NiCd battery pack. 7.2 V, 600 mAh
NiCd battery pack. 7.2 V, 1100 mAh
NiCd battery pack. 12 V, 340 mAh
Battery case. 6*R6/AA alkaline or NiCd
Cigarette lighter cable with noise filter
Cigarette lighter cable
70 cm antenna
Compact speaker-microphone
Speaker-microphone
Carrying case, for use with BA-11/BP-81
Carrying case, for use with BP-82/83/90
Carrying case, for use with BP-84/85
Alligator clip
DC power cable
DC power cable with fuse, open end