The TY-146P is a plug-in printed circuit Audio Transformer operates in the 200 to 15000Hz range, making it suitable for a broad application spectrum in the audio industry. This device is used in line matching, telephone coupling, pulse trigger, driver, interstage, output, isolation and input applications. Bobbin construction has plug-in terminals which are spaced to provide fixed mounting centers. Pins are a rugged 0.042-inch square, minimizing the incidence of bent pins from handling.