===== PB321 Supply Unit ===== {{:paper_bits:pb321_supply_unit_231013.jpg?600|}}\\ A smal output board for line audio,it is powered over an USB cable.\\ Just cut the plug of your USB cable and solder the red wire to +5V and the black one to GND. ---- ====Paper PCB==== {{ :paper_bits:pb321_supply_unit_11.jpg?400 |}}\\ {{ :paper_bits:pb321_supply_unit_11.zip|}}\\ ---- ====Parts==== ***Resistors:** * 1x 330 Ohm * 2x 1 kOhm * 2x 3.9kOhm ***Capacitors:** * 1x 100 nF * 2x 10 µF * 1x 3300µF ***Diodes:** * 1x LEDs 3mm ***Mechanical:** * USB cable (cut one plug) * 1x pin strip 1×2 * 2x pin header, female 90° 1x3, 1x2 * 1x jumper * stereo jack socket ---- ==== License ==== The PB321 Supply Unit designed by **Wolfgang Spahn**, 2017-20.\\ It is licensed under a [[http://creativecommons.org/licenses/by-nc-sa/4.0/"|Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License]].

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