main speaker circuit
1Tris Speaker — Tris Speaker …
2Constant voltage speaker system — Constant voltage speaker systems refer to networks of loudspeakers which are connected to an audio amplifier using step up and step down transformers to simplify impedance calculations and to minimize power loss over the speaker cables. They are… …
3Magnetic circuit — Magnetic Circuits Conventional Magnetic Circuits Magnetomotive force Magnetic flux Φ Magnetic reluctance Phasor Magnetic Circuits Complex reluctance Zμ …
4Passive radiator (speaker) — A speaker enclosure using a passive radiator usually contains an active driver (or main driver), and a passive cone (or drone or passive radiator). The active driver is a regular driver, and the passive is typically the same or similar, but… …
5Baltimore City Circuit Courthouses — Baltimore City Courthouse redirects here. For the District Courthouse, see Baltimore City District Courthouses. Clarence M. Mitchell, Jr., Courthouse General information Architectural style …
6Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …
7GTD-5 EAX — The GTD 5 EAX (General Telephone Digital Number 5 Electronic Automatic Exchange) is the Class 5 telephone switch developed by GTE Automatic Electric Laboratories. This digital central office telephone circuit switching system is used in the… …
8Henry Ward Beecher — This is an article about Henry Beecher, the American clergyman. For the medical doctor, see Henry K. Beecher. Infobox Person name = Henry Ward Beecher image size = 230px caption = Henry Ward Beecher birth date = birth date|1813|6|24|mf=y birth… …
9Transformer types — Circuit symbols Transformer with two windings and iron core. Step down or step up transformer. The symbol shows which winding has more turns, but not usually the …
10Barack Obama presidential eligibility litigation — Main article: Barack Obama citizenship conspiracy theories#Legislation and litigation The Barack Obama presidential eligibility litigation is a group of lawsuits filed in various United States Courts by numerous individuals who believe in the… …
