Icom IC-R8600, Руководство по обслуживанию

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1-2
M
RECEIVER
• Receive system: 0.010000 ~ 29.999999 MHz Direct sampling
30.000000 ~ 1099.999999 MHz Double superheterodyne
1100.000000 ~ 3000.000000 MHz Triple superheterodyne
• Sampling frequency: 122.88 MHz
• Intermediate frequencies:
Receive frequency (MHz) 1st IF (MHz) 2nd IF (MHz) 3rd IF (MHz)
30.000000 ~ 499.999999 778.7 46.35 –
500.000000 ~ 1099.999999 278.7 46.35 –
1100.000000 ~ 1499.999999 900 ~ 500.00001 278.7 46.35
1500.000000 ~ 3000.000000 1000 ~ 500 278.7 46.35
• Sensitivity (P.AMP ON): SSB/CW/FSK (BW: SSB/FSK=2.4 kHz, CW=500 Hz, 10 dB S/N)
0.100000 ~ 1.799999 MHz –6 dB μ
1.800000 ~ 29.999999 MHz –14 dB μ
30.000000 ~ 1999.999999 MHz –10 dB μ
2000.000000 ~ 3000.000000 MHz –8 dB μ
AM (BW=6 kHz, 10 dB S/N)
0.100000 ~ 1.799999 MHz 16 dB μ
1.800000 ~ 29.999999 MHz 8 dB μ
30.000000 ~ 3000.000000 MHz 15 dB μ
FM (BW=15 kHz, 12 dB SINAD)
28.000000 ~ 1999.999999 MHz –6 dB μ
2000.000000 ~ 3000.000000 MHz –4 dB μ
WFM (BW=180 kHz, 12 dB SINAD)
30.000000 ~ 1999.999999 MHz 3 dB μ
2000.000000 ~ 3000.000000 MHz 5 dB μ
DIGITAL (D-STAR, NXDN, dPMR, and DCR, 1% BER)
28.000000 ~ 1999.999999 MHz –2 dB μ
2000.000000 ~ 3000.000000 MHz 0 dB μ
DIGITAL (P25, 5% BER)
28.000000 ~ 1999.999999 MHz –5 dB μ
2000.000000 ~ 3000.000000 MHz –3 dB μ
• Selectivity
SSB/FSK
(BW=2.4 kHz)
More than 2.4 kHz/–3 dB
Less than 3.6 kHz/–60 dB
CW (BW=500 Hz)
More than 500 Hz/–3 dB
Less than 700 Hz/–60 dB
AM (BW=6 kHz)
More than 6.0 kHz/–3 dB
Less than 15.0 kHz/–60 dB
FM (BW=15 kHz)
More than 12.0 kHz/–6 dB
Less than 25.0 kHz/–60 dB
WFM More than 180 kHz/–6 dB
• Spurious and image rejection: 0.100000 ~ 29.999999 MHz More than 70 dB
30.000000 ~ 1099.999999 MHz More than 50 dB
1100.000000 ~ 2499.999999 MHz More than 40 dB*
2500.000000 ~ 3000.000000 MHz More than 40 dB*
*In the 1100 MHz and above frequencies, the 1st IF through is more than 35 dB.
* In the 2000 MHz and above frequencies, the 1st IF image rejection is more
than 30 dB.
• Audio output power: More than 2 W (at 10% distortion into an 8 Ω load)
• AF output impedance: 8 Ω
All stated specifi cations are typical and subject to change without notice or obligation.