digital-to-analog converter (DAC) driven by a microprocessor or phase locked loop (PLL) arrangement. This modern form allows for very precise tuning and locking-in on weak signals, as well as a numerical display of the tuned frequency. See also Analog passthrough ATSC tuner Bandspread Cable converter box Digital television adapter (DTA) Minimum detectable signal Mini PC QAM tuner Radio antenna Receiver (radio) Set-top box Television antenna Television set TV tuner card Network TV Tuner References External links FM Tuner Information Center World Radio History Receiver (radio) Set-top box Wireless tuning and filtering Radio electronics Consumer electronics pl:Amplituner