AD-1 Amp Dyno M1d by Jones Subwoofer Solutions JSS - YouTube
Down4Sound JP23 Amplifier Review and Amp Dyno Test [4K] - YouTube
AD-1 Amp Dyno DD Audio M4b by Jones Subwoofer Solutions JSS - YouTube
Jones Subwoofer Solutions - Our next AD-1 Amp Dyno test will be on the DD Audio M1d class D monoblock amplifier! From DD Audio: "The M1d is the perfect amp for a