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11
CARATTERISTICHE TECNICHE
Amplificatore audio
Potenza d’uscita 50 W per canale
Potenza in uscita continua (RMS) 20 W per canale a 4 Ω, da 40 a 20 000 Hz con distorsione
armonica totale inferiore all’1%
Impedenza di carico 4 Ω (tolleranza da 4 Ω a 8 Ω)
Risposta in frequenza Da 40 Hz a 20 000 Hz
Rapporto segnale/interferenza 70 dB
Uscita di linea, livello uscita subwoofer/
impedenza
Per KD-R647 / KD-R641 / KD-R547 /
KD-R541 / KD-R449:
2,5 V/10 kΩ carico (a fondo scala)
Impedenza in uscita ≤ 600 Ω
Sintonizzatore
FM Gamma di frequenza Per KD-R641 / KD-R541 / KD-R443 /
KD-R442 / KD-R441:
FM Da 87,5 MHz a 108,0 MHz
Per KD-R647 / KD-R547 / KD-R449 /
KD-R447:
FM Da 87,5 MHz a 108,0 MHz
FM-LO Da 65,0 MHz a 74,0 MHz
Sensibilità utilizzabile 9,3 dBf (0,8 μV/75 Ω)
50 dB Sensibilità di silenziosità 16,3 dBf (1,8 μV/75 Ω)
Selettività canali alternati 65 dB (a 400 kHz)
Risposta in frequenza Da 40 Hz a 15 000 Hz
Separazione stereo 40 dB
AM Gamma di frequenza MW Da 531 MHz a 1 611 MHz
LW Da 153 MHz a 279 MHz
Sensibilità/Selettività MW 20 μV/40 dB
LW 50 μV/—
Lettore CD
Sistema di rilevamento del segnale Pickup ottico senza contatto (laser semiconduttore)
Numero di canali 2 canali (stereo)
Risposta in frequenza Da 5 Hz a 20 000 Hz
Rapporto segnale/interferenza 98 dB
Affievolimento periodico del suono e
oscillazione del suono
Al di sotto dei limiti misurabili
USB
Standard USB USB 1.1, USB 2.0
Velocità di trasferimento dati (Piena velocità) Max. 12 Mbps
Periferiche compatibili Classe di archiviazione di massa
Sistem file compatibili FAT 32/16/12
Formati audio riproducibili MP3/WMA
Corrente di alimentazione massima CC 5 V d 1 A
Generale
Requisiti di alimentazione (tensione di utilizzo) CC 14,4 V (tolleranza da 11 V a 16 V)
Messa a terra Massa negativa
Temperatura operativa consentita Da 0°C a +40°C
Dimensioni
(L × H × P)
Dimensioni installazione
(approssimative)
182 mm × 53 mm × 159 mm
Dimensioni pannello
(approssimative)
Per
KD-R647
/
KD-R641
:
188 mm × 59 mm × 10 mm
Per
KD-R547
/
KD-R541
/
KD-R449
/
KD-R447
/
KD-R443
/
KD-R442
/
KD-R441
:
188 mm × 59 mm × 13 mm
Peso (esclusi accessori)
1,2 kg
Soggette a modifica senza preavviso
ITALIANO
IT_KD-R647[E].indd 11IT_KD-R647[E].indd 11 9/11/12 10:02:38 AM9/11/12 10:02:38 AM
37


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