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Icom America - 2 way radios

IC-R8500

Communications Receiver

Specifications

Specifications

General
Frequency Range
U.S.A.
 
 
Europe
France
 
0.10000- 823.99999
849.00001- 868.99999
894.00001- 1999.99999*

0.10000- 1999.99999*
0.10000- 87.50000
108.00000- 1999.99999*
*Specifications guaranteed: 0.1- 1000 and 1240- 1300 MHz.

Mode SSB (USB,LSB), AM (wide, normal, narrow),
CW (normal, narrow*), FM (normal, narrow), WFM
* Optional filter required.
Number of memory channels 1000 (plus 20 scan edges and 1 priority channel)
Antenna connector
Below 30 MHz
Above 30 MHz
 
SO-239 (50Ω)/Phono [RCA (500Ω)
Type-N (50Ω)
Usable temperature range 10° C to +50° C (+14° F to +122° F)
Frequency stability
Below 30 MHz
Above 30 MHz
 
±100 Hz (±20 Hz*)
± 0.0003 % (±0.00006%*)
*When an optional CR-293 is installed.
Power supply requirement 13.8 V DC ±15% (negative ground)
or 117/220/240 VAC (AD-55/A/V)
Current drain (at 13.8 V DC) Standby 1.8 A
Max. audio 2.0 A

Dimensions

(projections not included)

287(W) × 112(H) × 309(D) mm;
115/16(W) × 413/32(H) × 123/16(D) in
Weight 7.0 kg (15.4 lb)
Receive system Superheterodyne
Intermediate frequencies
Frequency band (MHz)
1st 2nd 3rd
0.1- 29.99999 48.8 10.7 0.455*
30.0- 499.99999 778.7 10.7 0.455*
500.0- 1024.99999 266.7 10.7 0.455*

Note: Converter system is adopted above 1025 MHz.

*Except WFM

Sensitivity:

Frequency band (MHz)
SSB/CW AM AM-N AM-W FM WFM
0.1-0.49999 1.0 µ V 6.3 µV - - - -
0.5-1.79999 2.0 µ V 13.0 µV - - - -
1.8-1.99999 0.25 µ V 3.2 µV 2.5 µV - - -
2.0-27.99999 0.2 µ V 2.5 µV 2.0 µV - - -
28.0-29.99999 0.2 µ V 2.5 µV 2.0 µV - - -
30.0-999.99999 0.32 µ V 2.5 µV 2.0 µV 3.2 µV 0.5 µV 1.4 µV
1240.0-1300.00000 0.32 µ V 2.5 µV 2.0 µV 3.2 µV 0.5 µ V 2.0 µV

Squelch sensitivity

1.8-29.99999

 

28-29.99999

30-1000

1240-1300

(threshold/tight)

SSB, CW, AM-N 10 µV/320 mV
AM, AM-W 0.5 µV/320 mV
FM 0.5 µV/320 mV
FM, AM, AM-W 0.4 µV/320 mV
WFM, SSB, CW, AM-N 04.5 µV/320 mV
Selectivity
WFM
FM, AM-W
FM-N, AM
AM-N, SSB, CW
 
More than 150 kHz/-6 dB
More than 12 kHz/-6 dB
More than 5.5 kHz/-6 dB
More than 2.2 kHz/-6 dB
Spurious and image rejection ratio
Below 30 MHz More than 60 dB
30-1000 / 1240-1300 MHz 50 dB (typical)
Audio output power More than 2.0 W at 10% distortion with an 8Ω  load
IF shift variable range More than ±1.2 kHz
External speaker connector 2-conductor 3.5 mm (1/8")/4-8 Ω

All specifications are subject to change without notice or obligation.

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