He even hits over a transmit/receive switch that features a one Management voltage, using a quarterwave trick. The most important point you must choose from this movie is the real magic of PIN diodes: for a relatively very low DC current, a much larger AC existing is often switched. A: https://low-noise-amplifier-suppl43210.mpeblog.com/65696184/the-best-side-of-pin-diode-switch