Maestro Rover R0-1. Demonstration Record 1972
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4:29
Maestro Ring Modulator RM-1. Demonstration Record. 1972
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9:32
Guitorgan B35, MCI/Steiner Synthesizer, Bassmate. Demo Record. 1981. Side A
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5:15
"ARP Omni" Synthesizer audio demo
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31:13
High-Energy Party Blues | Groovy Blues Jam for a Good Time
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2:39
Wiim Amp Pro + B&W 607 S3 🔊 | Sound Test & รีวิวเสียงจริง!
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2:58
Maestro Echoplex. Demonstration Record 1972
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3:14
Vintage Foxx Tone Machine Fuzz Demo
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20:42