Acxico 2 pcs LM317 and LM337 1.3V~42V Positive/Negative Adjustable Voltage Power Regulator Board

WZ-68 high-quality ultra-small precision adjustable power supply, can be fixed on the fixed three-side regulator 78xx series；WZ-69 high-quality ultra-small precision adjustable power supply, can be fixed on the fixed three-terminal negative regulator 79xx series; This board adopts double-sided solder joint design, please pay attention to the positive and negative power supply, finished plate without heat sink, such as high current please add their own radiator. Rectifier part of the introduction of Maranton's grounding concept, so that greatly reduced ground interference.Design principle is a small volume to facilitate the installation of the machine,Pay great attention to good decoupling.Voltage adjustment with precision multi-turn adjustable resistance, leaving the resistance of the installation bit. Package includes:2 pcs LM317 and LM337 1.3V~42V Positive /Negative Adjustable Voltage Power Regulator Board We are very grateful to all customers for their suggestions to improve sales, if you are not satisfied, please contact us to find the best solution