As of August 2026, Stacked Overdrive is retired.

Univox SMR-4 · Stacked Overdrive

Stacked Overdrive

Stacked Overdrive

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SMR-4

[ owner photo · Univox SMR-4 ]

A reverb device Univox sold.

[ owner photo · Univox SMR-4 ]

A reverb device Univox sold.

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