favorite Spice speedups

Oct 24, 2022 Last reply: 2 years ago 42 Replies

On a sunny day (Fri, 28 Oct 2022 08:32:43 -0700) it happened John Larkin snipped-for-privacy@highlandSNIPMEtechnology.com wrote in snipped-for-privacy@4ax.com:

TV HV?

Good idea, but it is 10 A, needs big inductor anyways. If you go higher in frequency maybe a smaller inductor but harmonics? drone communication is st at a few GHz

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There is a standard dodge, a wire with a thick dielectric jacket (like coax without the shield), carrying a GHz RF signal in guided-wave transport mode. The ends are a pair of horn antennas that launch and receive the RF energy.

This has been used for data links in fielded military systems, but probably not at the power level needed to fly a drone.

Joe Gwinn

We gave up on believable simulation.

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My layout guy did the sch and 4-layer PCB in one day. He's good.

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