modified frequency modulation recoding
modified frequency modulation recording
pulse code modulation frequency modulation
frequency-modulation frequency converter
(light-)frequency modulation
4-level frequency modulation (4-level FM)
AC frequency modulation for motor speed regulation
amplitude and frequency modulation
Amplitude Modulation and Frequency Modulation model
analog Pulse Frequency Modulation
analog subcarrier frequency modulation(FM-IM)
audio frequency modulation
automatic recording frequency analyser
balanced frequency modulation detector
Chaotic Frequency Modulation
chaotic frequency modulation signal
coefficient of frequency modulation
Complete Transistor Frequency Modulation Transmitter
cosine frequency modulation signals