ICOM: IC-775DSP
日製高階 HF 無線電座台機
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| 規格說明
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| Transmitter Frequency Range |
160,80,40,30,20,17,15,12,10 metter amateur bands |
| Receiver Frequency |
500kHZ~30MHz |
| Mode |
J3E (SSB),A1A(CW),F1D(FSK),F3E(FM),A3E(AM) |
| Frequency Stability |
Better than -10~+50℃ |
| Antenna Impedance |
50Ω |
| Power Requirements |
13.8VDC +-15% |
| Power Consumption |
Max.transmit 20.5A Receive (no signal )2.1A |
| WEIGHT |
6.3kg approx. |
| Output Power (Without Antenna Tuner) |
1.9MHz~28MHz
SSB/CW/FM/FSK = 1000W , AM=40W |
| Modulation Type |
SSB, FM, AM |
| FM Maximum Frequency Deviation |
+-5kHz |
| FSk Shift Width |
170 Hz (Variable) |
| Carrier Suppression |
More than 40dB |
| Spurious Response |
Less than -50dB |
| Unwanted Sideband Suppression |
More tha 40dB ( Modulation Frequency: 1.5kHz) |
| Microphone Impedance |
600Ω |
| Frequency Response |
400~2600Hz (-6dB) (SSB) |
| Circuity |
Triple conversion system |
| Intermediate Frequency |
1st IF 73.05MHz
2nd IF 8.83MHz
3rd IF 455kHz |
| Sensitivity |
SSB/CW/FSK = Less than 4μV(500kHz~1.62MHz), 0.2μV(1.62~21.5MHz), 0.13μV(21.5~30MHz)
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AM: Less than 32μV (500k~1.62MHz),2.0μV (1.62~21.5MHz), 1.3μV (21.5~30MhZ)
FM (SINAD 12 dB):Less than 0.25μV (28~30MHz) |
| Squelch Sensitivity |
SSB/CW/FM/AM/FSK = Less than 20μV (500kHz~1.62MHz)
Less than 2μV (1.62~30MHz)
FM: Less than 0.25μV(28~30MHz) |
| Image Ratio |
More than 70dB (1.8~30MHz) |
| IF Rejection |
More than 70dB (1.8~30MHz) |
| Selectivity |
SSB/CW/FSK = More tahn 2.2kHz (-6dB), Less than 4.4kHz (-60dB)
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AM: More than 5kHz (-6dB),Less than 18kHz(-50dB)
FM: More than 12kHz (-6dB),Less than 25kHz(-50dB) |
| RIT/XIT Variable Range |
+-1.1kHz(10 Hz Step); +-2.2kHz (20Hz Step) |
| Notch Filter Attenuation |
More than 20dB |
| Audio Output Power |
1.5W (8Ω at 10% distortion) |
| Audio Output Impedance |
8Ω |
