PaulC's PowerTank

Paul Cooke's Power Tank

A homemade supply for powering all your astronomy equipment when out in the field.


The parts for this can be purchased for a fraction of commercialy bought power tanks and has significantly more capacity.


At the heart of the cheap toolbox from any DIY superstore lies a hefty 85Ah battery.


This is enough power to supply a laptop, mount, camera, dewbands USB hub and goto system for several full evening sessions.


Shown with the master 10A inline fuse and quick connector

Detail of the Volt/Amp meter to help indication of battery condition and current draw from system.


Dual 12V output connectors.

One for connection to the mount hub and one for the laptop case.


Third connector fitted to power dew bands.

Copyright © All Rights Reserved background image by Paul Cooke (Astrocookie)