heterodyne

noun 0.713

superhet

noun 0.666

transceiver

noun 0.599

crystal radio

noun 0.546

spectrum analyzer

noun 0.546

radioreceptor

noun 0.542

ham radio

noun 0.540

radio amateur

noun 0.538

transistor radio

noun 0.532

radio telescope

noun 0.521

wide receiver

noun 0.521

intermediate frequency

noun 0.517

amateur radio

noun 0.514

radio frequency

noun 0.513

receiver

noun 0.512

demodulator

noun 0.508

radiotelegraph

noun 0.505

receptor

noun 0.504

radiophone

noun 0.502