频率变换: frequency transformation; fr ...调制: mingle; toss; lard; modulate ...二进制频率变换调制: binary frequency-shift keying (bfsk)变换调制: permutation modulation最小变换调制: minimum-shift keying频率变换: channel rotation; frequency change; frequency conversion; frequency tra lation; frequency transformation; frequency translation; frequency transposition; frogging频率变换,变频: frequency translation频率变换器: frequency transformer; frequency translator相位变换调制法: phase-shift keying (psk); phaseshift keyingg参数频率变换: parametric frequency conversion电压 频率变换器: voltage frequency transducer工作频率变换: operating frequency change类比-频率变换器: analog-to-frequency converter量子频率变换: quantum frequency conversion频率变换电路: frequency-conversion circuit频率变换键控: keying frequency shift; keying, frequency shift (fsk)变频器频率变换器: frequency transformer参量频率变换器: parametric frequency converter电压频率变换器: vfc voltage to frequency converter; voltage frequency converter; voltage-to-frequency converter发射频率变换器: tra mitting frequency converter; transmitting frequency converter非线性频率变换: nonlinear frequency transformation寄生频率变换产物: spurious frequency conversion product模拟频率变换器: analog to frequency converter频率变换辅助设备: fca frequency conversion accessory频率变换器电路: converter circuit