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  2. Professional mobile radio - Wikipedia

    en.wikipedia.org/wiki/Professional_mobile_radio

    In general narrow band frequency modulation is the chosen form of modulation, although airport services use amplitude modulation. Typically a deviation of 2.5 kHz is used for FM and this enables a channel spacing of 12.5 kHz to be implemented. As the demands for PMR are high, it is necessary to make effective use of the channels available.

  3. Penilaian Menengah Rendah - Wikipedia

    en.wikipedia.org/wiki/Penilaian_Menengah_Rendah

    Penilaian Menengah Rendah (commonly abbreviated as PMR; Malay for Lower Secondary Assessment) was a Malaysian public examination targeting Malaysian adolescents and young adults between the ages of 13 and 30 years taken by all Form Three high school and college students in both government and private schools throughout the country from independence in 1957 to 2013.

  4. International Geography Olympiad - Wikipedia

    en.wikipedia.org/wiki/International_Geography...

    The iGeo consists of three parts: a written test, a multimedia test and a substantial fieldwork exercise requiring observation, leading to cartographic representation and geographical analysis. The programme also includes poster presentations by teams, cultural exchanges, and time for students to know their fellow students and explore the host ...

  5. Mental mapping - Wikipedia

    en.wikipedia.org/wiki/Mental_mapping

    Bin Jiang (2012) argued that the image of the city (or mental map) arises out of the scaling of city artifacts and locations. [6] He addressed that why the image of city can be formed [ 7 ] , and he even suggested ways of computing the image of the city, or more precisely the kind of collective image of the city, using increasingly available ...

  6. Education in Malaysia - Wikipedia

    en.wikipedia.org/wiki/Education_in_Malaysia

    Year 6: 12 Secondary school; Form 1: 13 Form 2: 14 Form 3: 15 Form 4: 16 Form 5: 17 Pre-university (Sixth form college or selected secondary schools) Lower Form 6: 17–18 Upper Form 6: 18–19 Post-secondary education; Tertiary education (College, Polytechnic or University) Ages vary

  7. Personal radio service - Wikipedia

    en.wikipedia.org/wiki/Personal_radio_service

    Norway has a 6-channel VHF FM Jaktradio (Hunting Radio) service, maximum power 5 watts. Because both Norway and Sweden have high-band VHF FM hunting allocations (see section on Sweden below), many hunting radios are marketed with both the 6 Norse channels and 7 Swedish channels in one unit. 143.900 MHz; 139.400 MHz; 143.350 MHz; 138.850 MHz

  8. World Geodetic System - Wikipedia

    en.wikipedia.org/wiki/World_Geodetic_System

    The WGS 84 datum surface is an oblate spheroid with equatorial radius a = 6 378 137 m at the equator and flattening f = 1 ⁄ 298.257 223 563. The refined value of the WGS 84 gravitational constant (mass of Earth's atmosphere included) is GM = 3.986 004 418 × 10 14 m 3 /s 2. The angular velocity of the Earth is defined to be ω = 72.921 15 × ...

  9. Geography of Italy - Wikipedia

    en.wikipedia.org/wiki/Geography_of_Italy

    Sicily (25,707 km 2 or 9,926 sq mi) Sardinia (24,090 km 2 or 9,300 sq mi) Elba (223 km 2 or 86 sq mi) Sant'Antioco (108.9 km 2 or 42.0 sq mi) Pantelleria (83 km 2 or 32 sq mi). Other islands belonging to Italy are grouped into the following archipelagos: Archipelago of the Gulf of La Spezia, formed by the island of Palmaria, Tino and Tinetto;