cavity maser
61PIN diode — Layers of a PIN diode A PIN diode is a diode with a wide, lightly doped near intrinsic semiconductor region between a p type semiconductor and an n type semiconductor region. The p type and n type regions are typically heavily doped because they… …
62Photodiode — Three Si and one Ge (bottom) photodiodes Symbol for photodiode …
63Potentiometer — This article is about the electrical component. For the measuring instrument, see Potentiometer (measuring instrument). Potentiometer A typical single turn potentiometer Type Passive Electronic s …
64RF connector — Male Type N RF connector. A coaxial RF connector is an electrical connector designed to work at radio frequencies in the multi megahertz range. RF connectors are typically used with coaxial cables and are designed to maintain the shielding that… …
65Unijunction transistor — Unijunction transistors Circuit symbol A unijun …
66Darlington transistor — Circuit diagram of a Darlington pair using NPN transistors In electronics, the Darlington transistor (often called a Darlington pair) is a compound structure consisting of two bipolar transistors (either integrated or separated devices) connected …
67Varistor — A 385 volt metal oxide varistor A varistor is an electronic component with a diode like nonlinear current–voltage characteristic. The name is a portmanteau of variable resistor. Varistors are often used to protect circuits against excessive… …
68Cold cathode — This article is about light sources and indicators. For cold cathode ion sources, see Ion source. CCFL redirects here. For other uses, see CCFL (disambiguation). Cold cathode fluorescent lamp A cold cathode is a cathode used within nixie tubes,… …
69Thermostat — This article is about the temperature regulating device. For the French cooking oven temperature scale, see Gas Mark#Other cooking temperature scales. Honeywell s iconic The Round model T87 thermostat, one of which is in the Smithsonian …
70DIAC — redirects here. For other uses, see DIAC (disambiguation). Typical DIAC voltage and current relationships. VBO breakover voltage …
