Icom iC-FR5000, Service Manual

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M
RECEIVER
[FR5000] [FR5100]
• Receive system Double-conversion superheterodyne system
• Intermediate frequencies 1st IF: 46.35 MHz, 2nd IF: 450 kHz
• Sensitivity Wide/Narrow 0.3
μ
V typ. at 12 dB SINAD –10 dB
μ
V max. at 12 dB SINAD
Wide/Middle/Narrow – –10 dB
μ
V max. at 12 dB SINAD
Digital 0.25
μ
V typ. at 5% BER 0 dB
μ
V emf max. at 1% BER (PN9)
• Squelch sensitivity (at threshold) 0.25
μ
V typ.
• Adjacent channel selectivity Wide 80 dB typ. (TIA-603-B)
85 dB typ. (TIA-603) 86 dB typ.
Middle – 83 dB typ.
Narrow 56 dB typ. (TIA-603-B)
77 dB typ. (TIA-603) 77 dB typ.
Digital 66 dB typ. (EN 301 166, 400 Hz @1%)
63 dB typ. (EN 301 166, PN15 @5%) 67 dB typ.
• Spurious response Analog 90 dB 80 dB typ.
Digital 90 dBµV emf 90 dBµ Vemf typ.
• Intermodulation Wide 78 dB typ. 72 dB typ.
Middle – 72 dB typ.
Narrow 78 dB typ. 71 dB typ.
Digital 75 dBµV emf typ. 76 dBµV emf typ.
• Hum and noise Wide 52 dB typ. –
Middle – –
Narrow 50 dB typ. –
Digital 66 dB typ. –
• Audio output power
(at 5% distortion with a 4
Ω
load)
4.0 W typ. 3.5 W min.
• Audio output impedance 4
Ω
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.