Tag Archives: construction

Construction Starts

Construction of the first Bluetooth Portable HiFi has started.  I am working on the power supply build. The photos above show the banks of power supply capacitors, one for the positive rail and the other for the negative.  They are … Continue reading

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PCB Tested and Working

Amplifier PCB tested and working. Continue reading

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Populating the PCB

The printed circuit board is now being populated.  As you can see I am having to pillage previous versions for parts to keep the cost down; there are some very expensive parts to be bought yet. It feels so good … Continue reading

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Lorlin Plastic Switches

I really do not like using metal switches for HiFi. Electric currents (including small signals) produce magnetic fields in surrounding metalwork. Even aluminium produces some bizzare effects when a magnetic field is introduced to it – look into this on … Continue reading

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Version 3

I have now decided how I am to construct the next version of the boards. Tufnol sheet with no holes (I’ll drill them myself) and terminal pins to connect components to. I’ll use silver plated, single core connection wires which … Continue reading

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Deep Thought

I need to have a good think about what I am doing here or rather how I am doing it. How the unit is to be constructed taking into account; cost of construction, cost of purchase, the cost of components, … Continue reading

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Next Job

I won’t be installing the new connectors yet, first I have to update my drawings to incorporate them. This will take a little time as it is not so straight forward and I want to get it right so I … Continue reading

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