At its most basic, just turn the DS200 bridge on its side, i.e., put the IR LED on one side and the light sensor on the other. Much easier to do with the latest bridge type, which has separate IR LEDS and sensor boards, but not so hard to do with the older type too. I removed the sensors from a four-lane bridge and mounted them directly under a piece of track, so with a 3D bridge I'd imagine it's even simpler, as you can print a bespoke version that nicely houses all the DS parts.
I know zero about electronics either, so just extended/shortened cables as needed and soldered the wires to the existing contacts on the DS sensors.
I've just moved my DS timing stuff to my new Policar track, which I don't have photos of yet, but the photos below show the sensors and bridge on my old Ninco track, plus on old two-lane DS bridge I no longer use (and some very messy soldering done years ago. I've improved since then
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I know zero about electronics either, so just extended/shortened cables as needed and soldered the wires to the existing contacts on the DS sensors.
I've just moved my DS timing stuff to my new Policar track, which I don't have photos of yet, but the photos below show the sensors and bridge on my old Ninco track, plus on old two-lane DS bridge I no longer use (and some very messy soldering done years ago. I've improved since then