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HQRP AC Adapter / Power Supply for Roland PSB-1U, PSB-1, PSB-120, ACB-120, ACF-120, ACK-120, ACI-120, ACI-120C + HQRP Euro Plug Adapter - Walmart.com
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9V Power Adapter Compatible with Roland PSB-1U PSB1U AC Power Adapter with Negative Center (Equivalent)
What is an alternative for Roland PSB 1U adaptor as it's ₹4500 on Amazon? What type of batteries should I use for Katana mini amp? - Quora
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Roland PSB-1U / PSB-120 Power Supply Adapter 9V DC 2000Ma 2A Center Negative Standard Pedal Barrell | Reverb
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