1 The issue or topic may be set forth as a topical question, a hypothetical incident, a student experience, an actual case, etc. 2  Select panelists who are well informed about and have specific points of view regarding the issue or topic. 3  A panel discussion that includes three to five panelists is usually most workable.
A: Typically, they are constructed with PIN diodes. A PIN diode is simply a p-n junction diode that is designed to. have a very small junction capacitance (0.01 to 0.1 pf). A Sort of the opposite of the varactor diode! To see why this is important, recall diode small signal analysis. from your first electronics course.
pin. 1  a small, slender, often pointed piece of wood, metal, etc., used to fasten, support, or attach things. 2  a short, slender piece of wire with a point at one end and a head at the other, for fastening things together. any of various forms of fasteners or ornaments consisting essentially or partly of a pointed or penetrating wire or shaft (often used in combination): a jeweled pin.