SMA on the PCB — rear tab, pointing down the stand
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jack = Amphenol 132134 (real KiCad packages3D model), offset to the y=−6 run line · copper tube = RG-402 jumper — ONE straight run, no bends (shield tacked at the solder pads; centre jumps the 2 mm slot at the emitter) · translucent column = stand clamped at the reflector centre, cable zip-tied down it