Old radios had limited frequency ranges. Use an EQ plugin to cut out the deep bass and very high treble. A good starting point is a High Pass filter around 600Hz and a Low Pass filter around 3.5kHz .
iZotope Vinyl is a popular, free tool that instantly adds dust, scratches, and mechanical noise to any track. 4. DIY Foley (Practical Effects) Old Radio Sound Effects
Use keywords like "radio static," "tuning buzz," or "frequency scan" . Old radios had limited frequency ranges
If you need immediate "foley" (performed sounds) or background noise, look for these specific elements: free tool that instantly adds dust