five variable capacitor electrical s against a light yellow backdrop

device semiconductor semiconductors light yellow turquoise five duplicate duplicates repeat pattern patterns variable capacitor capacitors backdrop background computer generated graphics illustrations isolated two three dimensional dimension component components electrical electronic electronics passive active discrete surface mount technology technologies mounting solder soldering circuit circuits circuitry trace engineering engineer engineered design bard boards printed pcb manufacturing manufacture box build assembly assemblies diagram diagrams wire wiring electric electricity current flow potential difference volt volts voltage voltages symbol symbols sign signs representation