- (2011-01-18) SPEKTR-3 // Soviet analogue multieffect guitar pedal by mikeonop
- (2011-10-18) SPEKTR-3 // vintage Soviet analog guitar multieffect pedal by mikeonop
- (2016-05-12) Spektr-3 Fuzz-Wah & Autowah made in USSR in November 1981 by Soviet Guitar Effects
- (2016-11-29) SPEKTR-3 Quick Demo by Soviet Guitar Effects
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