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Last modified 2023-09-19

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Icom IC-780

A picture of Icom IC-780

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: Japanese domestic market
TX: 10-160 m + 30 m
RX: 0.1-30 MHz
Tuning steps:10 Hz, 1 KHz
Frequency stability:15 Hz @ -10 to +60C (14 to 140F)
Mode:AM / FM / SSB / CW / RTTY
Channels / memory management: 99 regular with notes
2 scan edge
RAM storage with lithium battery backup
Plus one separate lithium battery for the clocks
Repeater shift / offset:No dedicated. Use VFO A/B split instead
Power supply:Mains: 100 VAC 10%
Current drain / power consumption:RX: 140 to 150 VA
TX: 310 to 650 VA
Antenna impedance / connector:50 ohm (16.7-150 ohm with ATU on) / SO-239
Dimensions (W*H*D):425*149*411 mm (16.73*5.86*16.18")
Weight:23 Kg (50.71 lb)
Other features: CTCSS/PL encoder. Twin PBT. Clock & timer. Auto-ATU. CRT display.
Dual watch in the same band. CI-V.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne (FM)
1st IF: 46.51 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
Quadruple conversion superheterodyne (AM/SSB/CW/RTTY)
1st IF: 46.51 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
4th IF: 10.695 MHz
Sensitivity:AM (10 dB S/N)
0.1-0.5 MHz: 3.2 uV
0.5-1.8 MHz: 6.3 uV
1.8-30 MHz: 1 uV
FM (12 dB SINAD)
28-30 MHz: 0.3 uV
SSB/CW/RTTY (10 dB S/N)
0.1-0.5 MHz: 0.5 uV
0.5-1.8 MHz: 1 uV
1.8-30 MHz: 0.16 uV
Selectivity: AM-W
>6 KHz (-6 dB)
<15 KHz (-60 dB)
FM
>15 KHz (-6 dB)
<30 KHz (-50 dB)
SSB/CW-W/RTTY-W/AM-N
>2.4 KHz (-6 dB)
<3.8 KHz (-60 dB)
CW-N/RTTY-N (CM250Hz Off)
>500 Hz (-6 dB)
<1 KHz (-60 dB)
CW-N/RTTY-N (CM250Hz On)
>250 Hz (-6 dB)
<800 Hz (-60 dB)
Image rejection:-80 dB
AF output power / speaker:2.6 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm








TRANSMITTER SECTION
RF output power:

12-160 m10 m
AM:10-40 W10-40 W
FM:10-50 W10-50 W
SSB (PEP):10-100 W10-50 W
CW:10-100 W10-50 W
Modulation system:
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 198x-199x (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
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