ICOM 279100 Manuale Utente

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9

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• Frequency coverage (MHz)    :  TX  118.000 to 136.9917  

RX  108.000 to 136.9917*

1

 

WX  161.650 to 163.275*

4

• Mode   

 

:  6K00A3E/5K60A3E 

16K0G3E (161.65 to 163.275 MHz)*

4

• Channel spacing 

: 25 kHz/8.33 kHz

• Number of memory channels  : 200 (20 CH × 10 BANKS)
•  Power supply requirement 

:  Specified  battery  packs/case  or 

11.0 V DC at the external DC jack

• Usable temperature range 

:  –10˚C to +60˚C (+14°F to +140°F)

• Current drain  

: Tx   1.5 A typical

         

 

  Rx   70 mA typical (at stand by) 

300 mA typical (at AF maxi-
mum)

• Antenna connector 

: BNC 50 Ω (nominal)

•  Dimensions  

: 54(W) ×129.3(H) ×35.5(D) mm

  (projections not included) 

  2.1(W) × 5.1(H) × 1.4(D) inch

• Weight 

 

: Approximately 180 g (6.35 oz)

  (Without the battery pack and antenna.)

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• Output power 

: 5.0 W (PEP) typical

         

 

  1.5 W (CW) typical

• Modulation 

: Low level modulation

• Modulation limiting 

: 70 to 100%

• Frequency stability 

: ±1 ppm

• Audio harmonic distortion 

: Less than 10% (at 60% modulation)

• Hum and noise ratio 

: More than 35 dB

• Spurious emissions : 

 More than 46 dB (except operating 
frequency ±62.5 kHz range)

• Microphone connector 

:  3-conductor 2.5(d) mm (1/10˝)/ 

more than 100 kΩ

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• Receive system 

:  Double conversion 

superheterodyne

• Intermediate frequencies 

:  1st 46.35 MHz, 2nd 450 kHz

• Sensitivity   VOR (AM 6 dB S/N) : –3 dBµ typical
  

  COM (AM 6 dB S/N) : –6 dBµ typical

       

WX (FM 12 dB SINAD) : –13 dBµ typical

• Squelch sensitivity (Threshold) : AM 

Less than 0 dBµ

           

 

  FM 

Less than –5 dBµ*

4

• Selectivity

 

 

: 6 dB (More than 7.5 kHz)*

2

         

 

  60 dB (Less than 25 kHz)*

2

         

 

  6 dB (Less than 2.778 kHz)

*

3

         

 

  60 dB (Less than 7.37 kHz)

*

3

• Spurious response 

: AM 

More than 60 dB

  rejection   

  FM 

More than 30 dB*

4

•  Audio output power 

:  500 mW typical (at 10% distortion 

with an 8 Ω load, 30% modulation)

• Noise and hum 

:  More than 35 dB at 30% modula-

tion

• External speaker connector  :  3-conductor 3.5 (d) mm (1/8˝)/8 Ω

*

1

: IC-A24 only. (IC-A6 frequency coverage is from 118.000 to 136.9917 MHz.)

*

2

: at 25 kHz channel spacing.

*

3

: at 8.33 kHz channel spacing.

*

4

: U.S.A. version only.

Measurements made in accordance with RTCA.