RADIO SSB ICOM IC-78




 Specifications
General
Frequency range
Rx
Tx

0.030-29.999999 MHz*1
1.6-29.999999 MHz*2
*1 Guaranteed range: 0.5-29.999999 MHz
*2 Not guaranteed for some frequency bands
ModeUSB, LSB, CW, RTTY (FSK), AM
Number of memory Ch.99 (duplex) + 1 call channel
Frequency stabilityLess than ±200 Hz from 1 minute to 60 minutes after power on.
After that rate of stability less than ±30 Hz/hr. at +25°C (+77°F).
Temperature fluctuations 0°C to +50°C (+32°F to +122°F) less than ±350 Hz.
Power supply requirement13.8 V DC ±15% (negative ground)
Current drain
(at 13.8 V DC)
RxStand-by1.3 A
max audio2.0 A
 Txmax. power20.0A
Usable temperature range-10°C to +60°C (+14°F to+140°F)
Antenna connectorSO-239 (50Ω)
Dimensions
(projections not included)
240mm (W) x 95mm (H) x 239mm (D)
97/16in (W) x 33/4in (H) x 913/32in (D)
Weight3.8 kg; 8 lb 6 oz
ACC connector13-pin
REMOTE connector2-conductor 3.5 (d) mm; (1/8")
Transmitter
Modulation system
  SSB
  AM

Balanced modulation
Low level modulation
Output power
  SSB, CW, RTTY
  AM

2-100W
2-40W
Spurious emissionsLess than -46 dB below peak output power
Carrier suppressionMore than 40 dB
Unwanted sidebandMore than 50 dB
Microphone connector8-pin connector (600Ω)
KEY connector3 conductor 6.5 (d) mm (1/4")
SEND connectorPhono (RCA)
ALC connectorPhono (RCA)
Receiver
Receive systemDouble-conversion superheterodyne
Sensitivity (10 dB S/N)
  SSB, CW, RTTY

 AM

0.16 µV (1.6-29.999999 MHz)
(0.5 µV at 12 dB SINAD)
13 µV (0.5-1.599999 MHz)
2 µV (1.6-29.999999 MHz)
SQL sensitivityLess than 5.6 µV (SSB)
Selectivity
  SSB, CW, RTTY

  AM

More than 2.1 kHz/-6 dB
Less than 4.5 kHz/-60 dB
More than 6.0 kHz/-6 dB
Less than 20 kHz/-40 dB
Spurious and Image RejectionMore than 70 dB (1.6-29.999999 MHz)
Audio Output Power
(at 13.8 V DC)
More than 2.0W at 10% distortion with an 8Ω load
RIT variable range±1200 Hz
PHONES connector3-conductor 6.5 (d) mm (1/4")
EXT SP connector2-conductor 3.5 (d) mm (1/8") / 8Ω
All stated specifications are subject to change without notice or obligation.

Supplied Accessories

  • Hand microphone
  • DC power cable
  • Spare fuse