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  2. Public address system - Wikipedia

    en.wikipedia.org/wiki/Public_address_system

    A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music.

  3. Performance appraisal - Wikipedia

    en.wikipedia.org/wiki/Performance_appraisal

    A performance appraisal, also referred to as a performance review, performance evaluation, [1] (career) development discussion, [2] or employee appraisal, sometimes shortened to " PA ", [a] is a periodic and systematic process whereby the job performance of an employee is documented and evaluated. This is done after employees are trained about ...

  4. Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania

    Pennsylvania. Pennsylvania (/ ˌpɛnsɪlˈveɪniə / ⓘ PEN-sil-VAY-nee-ə, lit. 'Penn's forest country'), officially the Commonwealth of Pennsylvania[b] (Pennsylvania Dutch: Pennsylvanie), [7] is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States.

  5. Tannoy - Wikipedia

    en.wikipedia.org/wiki/Tannoy

    The company was founded by the Yorkshire-born engineer Guy Fountain (1898-1977) at a garage in Tulsemere Road, Dulwich in London as the Tulsemere Manufacturing Company. It originally made battery chargers for wireless radio sets. [2] The company name was changed to Tannoy in 1928 and a small factory was opened in Dalton Road, West Norwood ...

  6. Pennsylvania Public School Employees' Retirement System

    en.wikipedia.org/wiki/Pennsylvania_Public_School...

    The Public School Employees’ Retirement System (PSERS) is a pension fund for public school employees in the Commonwealth of Pennsylvania.Eligible members include all full-time public school employees, part-time hourly public school employees who render at least 500 hours of service in the school year, and part-time per diem public school employees who render at least 80 days of service in ...

  7. Judiciary of Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Judiciary_of_Pennsylvania

    The Pennsylvania courts of common pleas are the state trial courts of general jurisdiction. There are 60 judicial districts, 53 of which comprise only one of Pennsylvania's 67 counties, and seven comprising two counties. Each district has from one to 93 judges. The courts of common pleas hear civil cases with an amount in controversy in excess ...

  8. Physician assistant - Wikipedia

    en.wikipedia.org/wiki/Physician_assistant

    A Physician Assistant or Physician Associate (PA) is a type of healthcare professional. While these job titles are used internationally, there is significant variation in training and scope of practice from country to country, and sometimes between smaller jurisdictions such as states or provinces. Depending on location, PAs practice semi ...

  9. Pennsylvania System of School Assessment - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania_System_of...

    The Pennsylvania System of School Assessment (PSSA) is a standardized test administered in public schools in the state of Pennsylvania. Students in grades 3-8 are assessed in English language arts skills and mathematics. Students in grades 4 and 8 are also assessed in skills relating to natural science, including the field of data ...

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