Loading coil

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11	national academy of sciences Bancroft Gherardi Add to Reading List Source URL: www.nasonline.org Language: English - Date: 2012-07-16 13:35:35 Telephony Verizon Communications Office equipment Telephone Loading coil Telegraphy Bancroft Gherardi NEC George Bancroft Technology Electronic engineering Bell System
12	PDF Document Add to Reading List Source URL: books.nap.edu Language: English - Date: 2010-07-06 07:30:35 Mihajlo Idvorski Pupin Loading coil Columbia University Idvor Hermann von Helmholtz George Ashley Campbell Pupin Hall Electronic engineering Electromagnetism Technology