Mapman,
The SR 20 Quantum is an earlier model fuse.I replaced my component's stock fuses with them about 3 years ago. They were a very noticeable improvement. The SR 20 fuses were subsequently replaced by the Red and then the Black fuses. Each progression led to better sound quality.
Charles,
The SR 20 Quantum is an earlier model fuse.I replaced my component's stock fuses with them about 3 years ago. They were a very noticeable improvement. The SR 20 fuses were subsequently replaced by the Red and then the Black fuses. Each progression led to better sound quality.
Charles,