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11
ESPECIFICAÇÕES
Amplificador de áudio
Potência de saída 50 W por canal
Saída de Potência Contínua (RMS) 20 W por canal a 4 Ω, 40 Hz a 20 000 Hz a pelo
menos 1% de distorção harmônica total
Impedância de Carga 4 Ω (variação de 4 Ω a 8 Ω)
Resposta de Frequência 40 Hz a 20 000 Hz
Relação Sinal-Ruído 70 dB
Saída de linha, nível de saída de
subwoofer/impedância
Para
KD-R647
/
KD-R641
/
KD-R547
/
KD-R541
/
KD-R449
:
2,5 V/10 kΩ de carga (escala máxima)
Impedância de Saída ≤ 600 Ω
Sintonizador
FM Gama de frequência Para
KD-R641
/
KD-R541
/
KD-R443
/
KD-R442
/
KD-R441
:
FM 87,5 MHz a 108,0 MHz
Para
KD-R647
/
KD-R547
/
KD-R449
/
KD-R447
:
FM 87,5 MHz a 108,0 MHz
FM-LO 65,0 MHz a 74,0 MHz
Sensibilidade Útil 9,3 dBf (0,8 μV/75 Ω)
50 dB Sensibilidade Mínima 16,3 dBf (1,8 μV/75 Ω)
Selectividade de canais
alternada
65 dB (a 400 kHz)
Resposta de Frequência 40 Hz a 15 000 Hz
Separação Estéreo 40 dB
AM Gama de frequência MW 531 MHz a 1 611 MHz
LW 153 MHz a 279 MHz
Sensibilidade/Selectividade MW 20 μV/40 dB
LW 50 μV/—
Leitor de CD
Sistema de Detecção de Sinal Lente óptica sem contacto (laser semicondutor)
Número de canais 2 canais (estéreo)
Resposta de Frequência 5 Hz a 20 000 Hz
Relação Sinal-Ruído 98 dB
Flutuação de Velocidade Abaixo do limite mensurável
USB
Padrão USB USB 1.1, USB 2.0
Taxa de Transferência de Dados
(Velocidade Máxima)
Máx. 12 Mbps
Dispositivos compatíveis Armazenamento em massa
Sistemas de ficheiros compatíveis FAT 32/16/12
Formato de áudio legíveis MP3/WMA
Máxima alimentação de corrente CC 5 V
d
1 A
Geral
Requisitos de energia (Voltagem de
funcionamento)
CC 14,4 V (Variação de 11 V a 16 V)
Sistema de ligação Terra Terra negativa
Temperatura de Funcionamento
Permitida
0°C a +40°C
Dimensões
(L × A × P)
Instalação (aprox.) 182 mm × 53 mm × 159 mm
Painel (aprox.) Para
KD-R647
/
KD-R641
:
188 mm × 59 mm × 10 mm
Para
KD-R547
/
KD-R541
/
KD-R449
/
KD-R447
/
KD-R443
/
KD-R442
/
KD-R441
:
188 mm × 59 mm × 13 mm
Peso (Acessórios excluídos)
1,2 k
g
Sujeitos a modificações sem aviso prévio.
PORTUGUÊS
PR_KD-R647[E].indd 11PR_KD-R647[E].indd 11 9/11/12 9:55:38 AM9/11/12 9:55:38 AM
49


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