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Q: Can I use a 36V 3A transformer for this?

gefragt von BG575317143 auf 2018-10-27 06:46:30

SRamakrishnan no

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SRamakrishnan should be 1 year but you can contact banggood. some manufacturers don't provide warranty for vendor purchase

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Q: what is 100k trimer for?

gefragt von vaklev auf 2021-03-28 13:51:02

SRamakrishnan it is to balance output to 0 when voltage is set to 0. post new build, just set the voltage and current to 0 and use voltmeter and keep the trimpot rolling until the output is 0

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Q: what are the dimensions of the circuit board?

gefragt von Adilson Coeli auf 2018-01-22 19:33:38

SRamakrishnan not sure. you can measure with scale

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SRamakrishnan it is because of AC transformer winding. some transformers has few more winding and the AC input voltage will be slightly more which could give higher output voltages. no need to worry. 27 is normal. if you still want 30 or more voltage, you can I create the main filter capacitor or change transfer . you can use 15 -0-15, which gives you 34 voltage

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