Thanks for the replies, though the 450 PCB looks a lot different to the 350 and has a different circuit for output stage biasing. The component numbering is also different - the 450 looks to be a more complex design.
Thanks for the replies, though the 450 PCB looks a lot different to the 350 and has a different circuit for output stage biasing. The component numbering is also different - the 450 looks to be a more complex design.
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