To find out, we pitted the top-rated Ego LM2102SP, $600, the only electric self-propelled model we recommend, against the Toro Recycler SmartStow 20340, $400, a similarly equipped model from the ...

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Abstract: We have designed and fabricated a new type of XY coupler for phase-sensitive combining of coherent light in waveguide PIC's. The XY coupler uses two input waveguides and couples in-phase ...