What happens if I use a 9V DC/500mA power adapter for a guitar pedal that requires 9V DC/300mA? - Quora
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Omilik 9VDC AC Adapter compatible with BOSS PSA-100 PSA-120 PSA-230 Charger Power Supply Cord PSU - Walmart.com
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9VDC AC Adapter For BOSS PSA-100 PSA-120 PSA-230 Charger Power Supply Cord PSU : Amazon.ca: Musical Instruments, Stage & Studio
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Amazon.com: Replacement for Boss 9V PSA Adapter Guitar Pedal Power Supply Compatible with Boss PSA-120S ME-80 ME-70 ME-25 ME-50B GT-100 GT-1 GT-10 AD-10 BR-80 BR-600 DB-88 DB-90 CE-2B Mini Katana RE-20 RC-1
Boss PSA-230P 9v Adaptor - 200mA, Computers & Tech, Parts & Accessories, Cables & Adaptors on Carousell
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