{"product_id":"2940158558290","title":"Electrical Waveforms: Troubleshooting Power Quality Problems Using Electrical Waveforms","description":"An introduction for commercial and industrial maintenance personnel. Explains sinusoidal, harmonic, complex, square, pulse, sawtooth, and trianglular waveforms in plain easy-to-understand words and graphics. Shows what sags, swells, under- and over-voltages and transients look like as waveforms. Enhances the reader's ability to troubleshoot power quality issues using electrical waveforms.","brand":"L.W. Brittian","offers":[{"title":"Default Title","offer_id":47084666585328,"sku":"2940158558290","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940158558290_p0.jpg?v=1764114094","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940158558290","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}