安捷伦 Agilent N8973A 噪声系数分析仪 N8973B，N8974A，N8975A 东莞市科之信电子科技有限公司

p1Src=//y2.yzimgs.com/uploads/448155/2026429-94945685.jpg?watermark/2/text/5Lic6I6e5biC56eR5LmL5L-h55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast&p2Src=//y1.yzimgs.com/uploads/448155/2026429-94954788.jpg?watermark/2/text/5Lic6I6e5biC56eR5LmL5L-h55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast&p3Src=//y1.yzimgs.com/uploads/448155/2026429-9502324.jpg?watermark/2/text/5Lic6I6e5biC56eR5LmL5L-h55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast