{"product_id":"ds-qaz1a1000g1-vb4","title":"Amplificador em rede Funcionalidades básicas de mistura Amplificador 100 V Leitor USB \/ BT \/ MIC \/ RCA - HIKVISION DS-QAZ1A1000G1-VB4","description":"\u003cdiv data-short-description\u003e\u003cul\u003e\n\u003cli\u003eAmplificador em rede\u003c\/li\u003e\n\u003cli\u003eFuncionalidades básicas de mistura\u003c\/li\u003e\n\u003cli\u003eAmplificador 100 V\u003c\/li\u003e\n\u003cli\u003eLeitor USB \/ BT \/ MIC \/ RCA \u003c\/li\u003e\n\u003cli\u003ePotência nominal 1000 W\u003c\/li\u003e\n\u003cli\u003eAté 4 zonas\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c!-- full-description --\u003e\u003cdiv data-full-description\u003e\n\u003cp\u003eOs amplificadores de rede são equipamentos de áudio que combinam amplificação com conectividade IP, permitindo receber e gerir o som através de uma rede, em vez de apenas por ligações analógicas. Normalmente incluem funções básicas de mistura e controlo, o que facilita a gestão de várias fontes de áudio a partir de um único dispositivo.\u003c\/p\u003e\n\u003cp\u003eSão utilizados principalmente em sistemas de megafonia e de som distribuído, como em escritórios, centros comerciais ou escolas. Graças à rede, permitem centralizar o controlo do áudio, enviar avisos ou música para diferentes zonas e ampliar o sistema de forma simples.\u003c\/p\u003e\n\u003cul class=\"article_list\"\u003e\n\u003cli\u003eAmplificador em rede\u003c\/li\u003e\n\u003cli\u003eFuncionalidades básicas de mistura\u003c\/li\u003e\n\u003cli\u003e1000W\u003c\/li\u003e\n\u003cli\u003eLeitor USB \/ BT \/ MIC \/ RCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- specifications --\u003e\u003cdiv data-specifications\u003e\u003ctable class=\"specs\" style=\"\u0026gt;\u0026lt;tbody\u0026gt;\u0026lt;tr align=\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ch3\u003eProtocolo\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocolo de rede\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIPv4, HTTP, HTTPS, SIP, SSL\/TLS, DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH, NTP, RTP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocolo de interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISAPI, ISUP, SIP, RTP (API)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eFunção\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eVelocidade de bits de áudio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG.711ulaw (64 Kbps)\u003cbr\u003eG.711alaw (64 Kbps)\u003cbr\u003eMP3 (128 Kbps)\u003cbr\u003eAAC (128 Kbps）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFunções de proteção contra\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCurto-circuitos\u003cbr\u003eSobrecorrentes\u003cbr\u003eSobreaquecimento\u003cbr\u003eEletricidade estática\u003cbr\u003eSobretensões\u003cbr\u003eDescargas elétricas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eÁudio\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePotência nominal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eResposta em frequência\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 V COM \/ 70 V COM: 50 ~ 20.000 Hz (±3 dB)\u003cbr\u003eRCA Out \/ 3,5 mm out: 50 ~ 20.000 Hz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eDistorção harmónica total (THD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0,5 % a 1 kHz, 1\/3 de la potencia nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eRelación señal a ruido (SNR)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 90 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eInterfaces\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarme (Euroblock)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x Alarme EVAC\u003cbr\u003e1x Entrada de alarme\u003cbr\u003e1x Saída de alarme\u003cbr\u003e\u003cbr\u003eSe o dispositivo de saída ligado à saída de alarme for do tipo «normalmente fechado», ligue: 1A ao GND; se for do tipo «normalmente aberto», ligue: 1B a GND.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eEthernet (RJ45)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x LAN (10 \/ 100 \/ 1000 M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eArmazenamento local\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GB (EMMC)\u003cbr\u003e\u003cbr\u003eO espaço disponível para ficheiros de áudio é de 1 GB.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eÁudio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eENTRADAS:\u003cbr\u003e4x MIC (6,35 mm Jack) -28 dBV, 4,7 kΩ, saída não balanceada (não é possível ligar sem um microfone)\u003cbr\u003e4x RCA (Pino Jack) 0 dBV, 4,7 kΩ, saída não balanceada\u003cbr\u003e1x USB 2.0 \u003cbr\u003eBluetooth 5.0 (alcance de 10 m)\u003cbr\u003e\u003cbr\u003eSAÍDAS:\u003cbr\u003e4x Saída de tensão constante 100 V COM e 70 V COM \u003cbr\u003eUm único canal suporta uma potência de saída até 250 W\u003cbr\u003e2x RCA (Pino Jack) 0 dBV, saída não balanceada\u003cbr\u003e2x Saída (3,5 mm Jack) 0 dBV, saída não balanceada\u003cbr\u003e\u003cbr\u003eSe o modo de tensão constante for definido para 100 V, a interface de saída deve ser ligada a um altifalante com uma tensão nominal de 100 V. A ligação a um altifalante com tensão nominal de 70 V pode danificar o dispositivo. \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicador LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x Alimentação: Luz branca fixa, o dispositivo está a funcionar corretamente.\u003cbr\u003e1x USB: Luz branca fixa, o dispositivo está no modo USB.\u003cbr\u003e1x Bluetooth: Luz azul fixa, o dispositivo está no modo Bluetooth.\u003cbr\u003e1x EVAC: Luz vermelha fixa, o alarme EVAC foi ativado.\u003cbr\u003e1x MIC 1: Fixa branca, a entrada MIC 1 está ligada corretamente.\u003cbr\u003e1x Módulo: FLT fixo, indica sobrecarga ou outras falhas do sistema.\u003cbr\u003e1x CLIP: Luz fixa, indica recorte ou outras exceções.\u003cbr\u003e1x SIG: Luz fixa, indica funcionamento normal.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eVolume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x Total (potenciômetro)\u003cbr\u003e4x Entrada MIC (potenciômetro)\u003cbr\u003e4x Entrada RCA (potenciômetro)\u003cbr\u003e4x Canal de saída (potenciômetro)\u003cbr\u003e1x Agudos (potenciômetro)\u003cbr\u003e1x Graves (potenciômetro)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eUSB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x USB 2.0\u003cbr\u003eFormatos compatíveis: FAT32 (capacidade máxima de uma partição:32 GB) e EXFAT (capacidade máxima de uma partição: 256 GB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eGeral\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAlimentação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 ~ 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eConsumo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 W (modo standby)\u003cbr\u003e200 W (máx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePainel frontal: PC + ABS\u003cbr\u003eTampa superior e inferior: SGCC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensões\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e495,97 (L) × 90,89 (H) × 473,18 (F) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePeso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6,6 Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePreto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCondições de trabalho\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTemperatura: -10 ~ 50 °C\u003cbr\u003eHumidade: ＜90 % (sem condensação)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e","brand":"HIKVISION","offers":[{"title":"Default Title","offer_id":56509268558210,"sku":"DS-QAZ1A1000G1-VB4","price":788.17,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/8515\/6994\/files\/DS-QAZ1A1000G1-VB4.png?v=1780593639","url":"https:\/\/loja.mmsistemasdeseguranca.pt\/products\/ds-qaz1a1000g1-vb4","provider":"Miguel Monteiro - Sistemas de Segurança","version":"1.0","type":"link"}