Other: — With an operating frequency 30,000 MHz or greater
Part of: 85412900 — Transistors, other than photosensitive transistors: — Other
b86868 · 1997-07-17 — The tariff classification of AC Motor Speed Controllers and Insulated Gated Bi-Polar Transistors from New Zealand
The merchandise is described in your letter as AC Motor Speed Controllers and Insulated Gated Bi-Polar Transistors. The AC Motor Speed Controllers consist of the following type items: PDL, Picodrive , Xtravert, Microdrive, Microflo and Microvector. These items are variable frequency drives that are state of the art electronic motor controls for controlling AC induction motors in many different applications such as fans, pumps, general industrial applications and the material handling industry such as crane controls. The Insulated Gated Bi-Polar Transistor (IGBT) is a power transistor with a…
084660 · 1989-09-07 — Transistor modules from Japan
Your letter of April 25, 1989, on behalf of Collmer Semiconductor Inc., requesting a tariff classification under the Harmonized Tariff Schedule of the United States Annotated (HTSUSA) has been referred to this office for reply. FACTS: The articles in question are described as power transistors and Darlington transistors. They are composed of a Darlington Transistor Chip, which consists of two or more transistors and resistors on the same semiconductor material. Technically, Darlington transistors are a form of monolithic integrated circuit. There are two of these chips in each device. The…
084659 · 1989-08-25 — Transistor modules from Japan
Your letter of April 25, 1989, on behalf of Toshiba America Electronics Components Inc., requesting a tariff classification under the Harmonized Tariff Schedule of the United States Annotated (HTSUSA) has been referred to this office for reply. FACTS: The articles in question are three types of transistor modules to be imported from Japan. The first is the Bipolar Darlington Transistor Module (BDTM). The BDTM is a multi- terminal device consisting of single or multiple transistor diode parts {directly mounted on a direct bond copper circuit board (DBCCB)} capable of amplification,…
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