Monthly Archives: September 2014

Size is Everything

This amp cabinet is going to be huge. I am looking at putting the batteries on top of each other to go up rather than sideways. At the moment, roughly speaking, there is the choice of having them side by … Continue reading

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HiFi Amplifier Earthing / Ground

Don’t let anyone ever tell you it’s easy. In laying out the Kicad component footprints I have started to look at this area again – the phono socket earth ring, how does that connect to the PCB? There are so … Continue reading

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Battery fixings

Since I am creating Kicad footprints for components I need to know how I am going to mount the output transistors. That means making a decision about which side of the PCB they are soldered to (which side all components … Continue reading

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What to do, what to do, what to do …

I need some way of monitoring the battery voltage level (do I? – I think I should) so they can be charged when too low. I will not do this automatically as that would mean creating another circuit board to … Continue reading

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And the conclusion is …

… Teflon coated, silver plated, OCC copper wire. 2.00 sq/mm (approx. 14 AWG), 0.37 x 19 strands.

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Kicad Footprints: One step at a time …

See what I did there?  Clever huh.  A bit cheesy so I’m cringing. Making good progress at the moment. I have now finished the schematic and am now creating the Kicad Footprints for the amplifier’s printed circuit board. The first one … Continue reading

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