Longsword

Electronic Audio Experiments Longsword power requirements

• 9V DC · centre negative · draws 95mA · needs a supply of at least 100mA

  from the maker

  “Power: 9V DC, 2.1 mm center negative barrel. The current draw is 95 mA. We recommend a regulated, isolated power supply rated for 100 mA minimum.” source

  Checked 2026-10-13

Size

92.71 × 118.11 × 57.15 mm (3.65 × 4.65 × 2.25 in)

Width × depth × height, from the retailer listing.

Power supplies that can run it

Each has an output that can power it, checked against its published figure. Plan the whole board to see what runs everything.

• Walrus Audio Canvas Power 1515 outputs · isolatedSweetwater
• Fender Engine Room LVL1212 outputs · isolatedSweetwater
• Rockboard ISO Power Block V12 IEC12 outputs · isolatedSweetwater
• Voodoo Lab Pedal Power 3 Plus12 outputs · isolatedSweetwater
• Gator GTR-PWR-1211 outputs · isolatedSweetwater
• Rockboard ISO Power Block V1615 outputs · isolatedSweetwater