Icom IC-7410 Instruction Manual - Page 117
Receiver, Antenna tuner
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SPECIFICATIONS 15 ■ Receiver • Receive system : Double superheterodyne system • Intermediate frequencies 1st : 64.455 MHz 2nd : 36 kHz • Sensitivity SSB, CW : 0.16 µV (1.80-29.99 MHz)*4 (10 dB S/N) BW=2.4 kHz 0.13 µV (50.0-54.0 MHz)*5 AM (10 dB S/N) : 12.6 µV (0.5-1.799 MHz)*4 BW=6 kHz 2.0 µV (1.80-29.99 MHz)*4 1.6 µV (50.0-54.0 MHz)*5 FM (12 dB SINAD) : 0.5 µV (28.0-29.7 MHz)*4 BW=15 kHz 0.32 µV (50.0-54.0 MHz)*5 • Squelch sensitivity Frequency band HF 50 MHz Squelch sensitivity SSB : Less than 5.6 µV*4 FM : Less than 0.32 µV*4 SSB : Less than 5.6 µV*5 FM : Less than 0.32 µV*5 *4 Pre-amp 1 is ON. *5 Pre-amp 2 is ON. • Selectivity (IF filter shape is set to SHARP.) SSB (BW: 2.4 kHz) : More than 2.4 kHz/-6 dB Less than 3.4 kHz/-40 dB CW (BW: 500 Hz) : More than 500 Hz/-6 dB Less than 700 Hz/-40 dB RTTY (BW: 350 Hz) : More than 500 Hz/-6 dB Less than 800 Hz/-40 dB AM (BW: 6 kHz) : More than 6.0 kHz/-6 dB Less than 10.0 kHz/-40 dB FM (BW: 15 kHz) : More than 12.0 kHz/-6 dB Less than 22.0 kHz/-40 dB • Spurious and image rejection ratio : More than 70 dB • AF output power : More than 2.0 W at 10% (at 13.8 V DC) distortion with an 8 ø load • RIT variable range : ±9.999 kHz • PHONES connector : 3-conductor 6.35 (d) mm (1⁄4″) • External SP connector : 2-conductor 3.5 (d) mm (1⁄8″)/8 ø • DSP ANF attenuation : More than 30 dB (with 1 kHz single tone) • DSP MNF attenuation : More than 70 dB • DSP NR attenuation : More than 6 dB (noise rejection in SSB) ■ Antenna tuner • Matching impedance range HF bands : 1 6.7 to 150 ø unbalanced (Less than VSWR 1:3) 50 MHz band : 2 0 to 125 ø unbalanced (Less than VSWR 1:2.5) • Minimum operating input : 8 W (HF bands) power 15 W (50MHz band ) • Tuning accuracy : VSWR 1:1.5 or less • Insertion loss (after tuning at RF power 100W) 1.8 MHz band : 1 .2 dB or less Bands other than 1.8 MHz : 1.0 dB or less All stated specifications are typical and subject to change without notice or obligation. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 110