Video thumbnail for Ham Radio Audio Rules: Clarity from 1987 #shorts

Ham Radio Audio Rules: Clarity from 1987 #shorts

Feb 10, 2026
In 1987, NRSC-1 defined how to shape AM audio for clarity, starting at the transmitter. Like ham radio operators fine-tuning mic gain, EQ, and filters, better sound begins with careful adjustments. #HamRadio #AudioEngineering #NRSC1 #RadioHistory