Icom IC-FR5000 Service Manual page 5

M
RECEIVER
• Receive system
• Intermediate frequencies
• Sensitivity Wide/Narrow
Wide/Middle/Narrow
Digital
• Squelch sensitivity (at threshold)
• Adjacent channel selectivity
• Spurious response
• Intermodulation
• Hum and noise
• Audio output power
(at 5% distortion with a 4 Ω load)
• Audio output impedance
Specifications are measured in accordance with TIA–603–B (for Wide and Narrow) or EN 300 166 (Digital) for FR5000.
Specifications are measured in accordance with EN 300 086 (for Wide, Middle and Narrow) or EN 301 166 (Digital) for FR5100.
All stated specifications are subject to change without notice or obligation.
Double-conversion superheterodyne system
1st IF: 46.35 MHz, 2nd IF: 450 kHz
0.3 μV typ. at 12 dB SINAD
0.25 μV typ. at 5% BER
0.25 μV typ.
Wide 80 dB typ. (TIA-603-B)
85 dB typ. (TIA-603)
Middle
Narrow 56 dB typ. (TIA-603-B)
77 dB typ. (TIA-603)
Digital 66 dB typ. (EN 301 166, 400 Hz @1%)
63 dB typ. (EN 301 166, PN15 @5%)
Analog 90 dB
Digital 90 dBµV emf
Wide 78 dB typ.
Middle
Narrow 78 dB typ.
Digital 75 dBµV emf typ.
Wide 52 dB typ.
Middle
Narrow 50 dB typ.
Digital 66 dB typ.
4.0 W typ.
4 Ω
[FR5000]
–
–
–
–
1 - 2
[FR5100]
–10 dBμV max. at 12 dB SINAD
–10 dBμV max. at 12 dB SINAD
0 dBμV emf max. at 1% BER (PN9)
86 dB typ.
83 dB typ.
77 dB typ.
67 dB typ.
80 dB typ.
90 dBµ Vemf typ.
72 dB typ.
72 dB typ.
71 dB typ.
76 dBµV emf typ.
–
–
–
–
3.5 W min.