IC-78 Specifications
| General |
- Frequency Range:
- RX 0.030-29.999999 MHz (guaranteed range: 0.5-29.999999 MHz)
- TX 1.600-29.999999 MHz
- Mode: USB, LSB, CW, RTTY, AM
- No. of memory channels: 100 (99 regular duplex, 1 call)
- Frequency resolution: 1 Hz
- Frequency stability: Less than ±200 Hz from 1 minute to 60 minutes after power on.
- After that rate of stability less than ±30 Hz/hr. at +25° (+77F).
- Temperature fluctuations 0°C to +50°C (+32F to +122F) less than ±350 Hz.
- Power supply requirement: 13.8 V DC ±15% (negative ground)
- Current drain (at 13.8 V DC):
- Receive: stand-by 1.3 A ; max audio 2.0 A
- Transmit: max. power 20.0 A
- Usable temperature range: -10°C to +60°C (+14F to+140F)
- Antenna connector: SO-239 (50 ohm)
- Dimensions: 240mm (W) x 95mm (H) x 239mm (D)
- (projections not included) 9 7/16in (W) x 3 3/4in (H) x 9 13/32in (D)
- Weight: 3.8 kg; 8 lb 6 oz
- ACC connector: 13-pin
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| Transmitter |
- Modulation system:
- SSB: Balanced modulation
- AM: Low level modulation
- Output power:
- SSB, CW, RTTY: 2-100W
- AM: 2-40W
- Spurious emissions: Less than -46 dB below peak output power
- Carrier suppression: More than 40 dB
- Unwanted sideband: More than 50 dB
- Microphone connector: 8-pin connector (600 ohm)
- KEY connector: 3 conductor 6.5 (d) mm (1/4")
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| Receiver |
- Receiver system: Double-conversion superheterodyne
- Sensitivity: (10 dB S/N)
- SSB, CW, RTTY: 0.16 µV (1.6-29.999999 MHz)
- AM: 13 µV (0.5-1.599999 MHz)
- AM: 2 µV (1.6-29.999999 MHz)
- Selectivity:
- SSB, CW, RTTY: More than 2.1 kHz/-6 dB
- Less than 4.5 kHz/-60 dB
- AM: More than 6.0 kHz/-6 dB
- Less than 20 kHz/-40 dB
- Spurious and image rejection ratio: More than 70 dB (1.6-29.999999 MHz)
- Audio output power: More than 2.0 W at 10% distortion with at 8 ohm load (at 13.8 V DC)
- RIT variable range: ±1200 Hz
- PHONES connector: 3-conductor 6.5 (d) mm (1/4")
- EXT SP connector: 2-conductor 3.5 (d) mm (1/8") 8 ohms
- Specifications are subject to change without notice or obligation.
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