The Fast Track series of books by Micheal Burnette are excellent. I used them for Tech and General. He reads his own audiobooks too, and he DEFINITELY has a voice for radio.
Give it a try.
Edit: Added that loooong Amazon link.
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https://www.amazon.com/gp/product/B07RP47QC1/
https://www.amazon.com/gp/product/B086H3857C/
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