Icom IC-FR6100, Service Manual

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M
RECEIVER
[FR6000] [FR6100]
• Receive system Double-conversion superheterodyne system
• Intermediate frequencies 1st IF: 46.35 MHz, 2nd IF: 450 kHz
• Sensitivity Wide/Narrow
0.25
μ
V typ. at 12 dB SINAD
Wide/Middle/Narrow
–10 dB
μ
max. at 12 dB SINAD
Digital
0.25
μ
V typ. at 5% BER
Digital
0 dB
μ
V emf max. at 1% BER (PN9)
• Squelch sensitivity
(at threshold)
Wide/Narrow
0.25
μ
V typ.
Wide/Middle/Narrow
0.25
μ
V typ.
• Adjacent channel selectivity Wide 78 dB typ. Wide 70 dB min.
– Middle 70 dB min.
Narrow 56 dB typ. Narrow 60 dB min.
Digital 63 dB typ. Digital 45 dB min.
• Spurious response Wide/Narrow 70 dB Wide/Middle/Narrow 70 dB min.
Digital 65 dBµV emf Digital 70 dBµ Vemf min.
• Intermodulation Wide 70 dB min.
– Middle 70 dB min.
Narrow 70 dB min.
Digital 71 dBµV emf min.
• Hum and noise Wide 50 dB typ. Wide 45 dB min.
– Middle 43 dB min.
Narrow 45 dB typ. Narrow 40 dB min.
Digital 55 dB typ. Digital 55 dB min.
• 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 FR6000.
Specifications are measured in accordance with EN 300 086 (for Wide, Middle and Narrow) or EN 300 166 (Digital) for FR6100.
All stated specifications are subject to change without notice or obligation.