TFT MODEL 923A AM MODULATION MONITOR The 923A AM Modulation Monitor/Analyzer with precision demodulator for accurate AM Proof-of-Performance measurements, 500 kHz - 40 MHz (high level) without tuning. Optional synthesized AM RF Preselector, 500 kHz - 1990 kHz for off-air monitoring.
TFT MODEL 923A AM MODULATION MONITOR Modulation Monitors