Icom IC-R8600 Service Manual page 5

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