Specifications - Icom IC-820H Instruction Manual

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SPECIFICATIONS
m@ GENERAL
e Frequency coverage
144 MHz band 430 MHz band
U.S.A 144.0—-148.0 MHz 430.0-450.0 MHz
430.0-440.0 MHz
430.0-450.0 MHz
144.0-146.0 MHz A32.0-438.0 MHz Sweden
e Mode
: SSB(A3J), CW(A1), FM(F3)
:116
(50 regular, 1 call 2 scan edges for
each band and 10 satellite memories)
* Number of memory
channels
e Antenna impedance :50Q unbalanced
® Usable temperature
range
>-10°C to +60°C; +14°F to +140°F
e Frequency stability :+3 ppm (-—10°C to +60°C)
@ Power supply -13.8 VDC +15%
requirement
e Current drain : Transmit High 16.0A
Low 7.0A
Receive Max audio 2.5A
Stand-by 2.0A
e Dimensions : 241 (W) X 94(H) x 239(D) mm
9.5(W) X 3.7(H) x 9.4(D) in
(projections not included)
e Weight 13,0-KG; 11.046
Hi TRANSMITTER
¢ Output power :
: Less than —60 dB
e Spurious emissions
* Carrier suppression :More than 40 dB
e Unwanted sideband : More than 40 dB
e Microphone :600 Q
impedance
aa RECEIVER
e Receive system
144 MHz band
SSB, CW_ Single conversion superheterodyne
FM Double conversion superheterodyne
430 MHz band
SSB, CW Double conversion superheterodyne
FM Triple conversion superheterodyne
» Intermediate frequencies:
(Unit: MHz)
SUB BAND
10.8491
10.8500; 0.455 {71.3500)10.9500
@ Sensitivity (both VHF and UHF bands)
FM 0.18 pV for 12 dB SINAD
SSB, CW 0.11 pV for 10 dB S/N
@ Squelch sensitivity (both VHF and UHF bands)
FM Threshold Less than 0.1 nV
Tight Less than 0.5 pV
SSB, CW Threshold Less than 1.0 pV
Tight Less than 3.2 mV
® Selectivity
SSB, CW More than 2.3 kHz/—6 dB
Less than 4.2 kHz/—60 dB
CW narrow More than 0.5 kHz/ —6 dB
(optional) Less than 1.34 kHz/ —60 dB
FM More than 15.0 kHz/—6 dB
Less than 30.0 kHz/—60 dB
® Spurious and image: More than 60 dB
rejection ratio
: More than 2.0 W at 10% distortion
with an 8 Q load
2 Audio output power
@ RIT variable range :SSB, CW +2kHZ (max.)
FM +10kHzZ (max.)
All stated specifications are subject to change without notice or obligation.