MFJ-3506, BOOK, FERROMAGNETIC-CORE DESIGN , APP. HANDBOOK Features_Lower Spacer Plate Feedpoint is an SO-239 pigtail

Feedpoint is an SO-239 pigtail

95 2M/440MHz N/A N/A MFJ-1414 $19

UL/CUL listed

3 inches wide and 3-½ inches tall

MFJ-3506, BOOK, FERROMAGNETIC-CORE DESIGN , APP. HANDBOOK Features_Lower Spacer Plate Feedpoint is an SO-239 pigtailIf you use inductors and transformers with magnetic cores, you need this book. By the late, legendary designer and amateur radio operator Doug DeMaw, W1FB. The only book that emphasizes practical aspects of magnetic cores, you need this book. By the late, legendary designer and amateur radio operator Doug DeMaw, W1FB. The only book that emphasizes practical aspects of magnetic core materials from low frequencies through UHF. In depth understanding of