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据报道,美国加州Anderson Jacohson公司最近推出了一种全双工Modem AJ2400-T.AJ2400-T既能在公共交换电话网上工作,又可在保密的两线或四线专用线路上工作。它使用最通用的通信软件进行工作。
Anderson Jacohson, California, USA, reportedly recently introduced a full-duplex Modem AJ2400-T.AJ2400-T that operates both on the public switched telephone network and on confidential two- or four-wire dedicated lines. It uses the most common communications software to work.