DIY power supply adapter for Canon 1100D

In astrophotography where DSLRs are expected to take images continuously for several hours, spending on expensive spare DSLR batteries may not be the best investment. The DIY modification below shows how I used an old DSLR battery and a DC adapter as an alternative way of powering your DSLR during an overnight stargazing event.

DIY power adapter for powering DSLRs from an external 12V battery. A voltage regulator called ‘7808’ is used to ensure that the voltage output remains at 8 V.

Related article: Improved Field Battery

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© Anthony Urbano (Manila, Philippines)

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