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My version of Virgil's HF-Packer linear amplifier. I've rehoused it in an alloy diecast box and included a small cooling fan. It has an output of 35-50 watts. |
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The row of holes along one side of the enclosure are the air exhaust. |
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The circle of holes are the air inlet for the fan. The rotary switch selects the correct high pass filter for the band being used. |