NATIONAL Wire&Cable - 14 Gauge 2 Conductors Premium Electrical Wire - Made in USA - 14 AWG Wire Stranded PVC Cord Copper Cable 25 Ft. Flexible Low Voltage LED Cable Lighting Automotive - Amazon.com
Can I tap into an existing 12 gauge wire run on a 15 amp circuit (put in a junction box) and connect a 14 gauge wire to install an outdoor outlet? - Quora
Ask Dr. A! Does Speaker Cable Gauge Matter? | Audioholics