Tag Archives: pre amp
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
I have now started work on building the amplifier board. This contains the pre-amps as well as the power amps. I’ll add a photo once the board is completed.
Here are the pre amps almost finished only this time using DIPs (Dual In-line Package). These are also known as PDIPs and CDIPs with the first capital denoting either plastic or ceramic. The build was much easier but still not … Continue reading