analog magnetic tape record type strong-motion instrument
analog water level record
analog-analog communication
digital-analog-analog-digital
ADAC (analog-digital-analog converter)
analog to digitaldigital to analog converter
analog-digital-analog converter
analog-digital-analog converter system
analog-digit-Analog communication
Asynchronous Analog-Digital-Analog Speech Scrambling System
修正MVDR算法
最小方差无失真响应
异步模—数—模语音加密体制
long play record {= LP record}
record-to-record travel
record-to-record travel algorithm
∑-△ analog-to-digital converter(ADC)
1bit digital to analog converter