Fiber coupler was successfully developed by combining single mode fiber and fiber Bragg grating. A characterization of fiber coupler was analyzed based on result simulation by using OptiGrating software with varying long gratings of 1×104????????????????, 2×104???????????? , 3×104????????????????, 4×104????????????????, 5×104????????????????, and 6×104???????????????? using transfer matri…
Name K.H. Bustani Qadri is very mashur for the people of Indragiri Hilir regency, as Ulama is a role model for the ummah. Even though he is gone, his name is still remembered for the people of Inhil. In his devotion in Indragiri Hilir has given birth to Qari and Qariah who have reached the National and International level in teaching the art of reading the Qur'an. Not only as a teacher of tajwi…
The measurement of the magnetic degree and magnetic susceptibility of iron sand as a function of depth in Arta and Kata beach Pariaman West Sumatera has been carried out. The sample was dried thoroughly before being processed by iron sand separator. Prior to magnetic measurement, it was preparared a solenoid of 400 turns with the length of 9,8 cm, and diameter of 2,7 cm. The total magnetic indu…
The research was conducted to determine the rate of decline in water level of cassava opaque by using biomass energy from palm fronds. Drying is done by using a drying chamber with a length of 130 cm, width 90 cm and high 120 cm. The drying chamber is formed in such a manner that is equipped with a chimney, two-level drying rack and 2 drums as heat sources. Drying heat sources derived from biom…
The term "fortress" reminds us of a context of defense and warfare, especially in the past. The castle belongs to a historic building because it reminds us of the Indonesian people's struggle against the colonials before independence. Fortresses in Indonesia are generally built during the Dutch colonial period. One of the fortress that still stands today is Dutch Fortress in Benteng Hulu Villag…
Ibnoe Abbas was Indonesian independence fighter figure from Cerenti. Freedom fighters are those who have fought against the invaders and defended the independence of Indonesia. While the purpose of this study is to know biography of Ibnoe Abbas, to know Ibnoe Abbas’s struggle, and then to know what he had done and struggle after independence of Indonesia. The method used in this study is…
The History of the Zapin of Fire, started before the Zapin Api was named Zapin Api. of Fire starts from the existence of the Akit Tribe who came from Malacca to do Bele Kampong (guard the village). To integrate the four elements of life in the fire, water, soil and wind. But after the influence of Islam into the island Rupat, fire changed into a that uses Zapin music with the reason the spreade…
Talang Mamak tribe is belong to old malay (proto melayu) it is the original tribe from Indragiri Hulu according to some oral version derived from Datuk Perpatih Nan Sebatang generation who is one of the pagaruyung royal swordsman. Talang Mamak tribe has two groups the first is Talang Mamak tribe Limau River that settles around the River Limau and River Batang Cenaku. Second, the group of Talang…
Education is a very important and always interesting to discuss, because the human personality can be formed only through education. The process of education allows for children to unlock and utilise their potential. Educational products are the nation and civilization, as long as both still exist then the educational process will continue to run. Therefore, it is often said that education is a…
Local wisdom has its own form or form, the form of local wisdom can be categorized into two aspects, namely tangible and intangible local wisdom. In this regard the researcher discusses the local wisdom and values contained in Rumah Gadang in West Sumatra. Minangkabau traditional house is called Rumah Gadang or Rumah Godang which is the result of local wisdom of the people of West Sumatra. Ruma…
Borudah art which is located in Kecamatan Rokan IV Koto is an art that contains religious values education which summarized in the form of Arabic poetry (poetry) and is sung with the rhythm of chronic melancholic musicality. Borudah art is often played by men with contain 6 to 8 members. This art is generally taken up at night during religious events such as the welcoming of Ramadhan holy month…
Analysis of the underground water pollution in the vicinity of rubber factory PT. Perindustrian & Perdagangan Bangkinang in sub-district of Bangkinang Kota at district of Kampar has been carried out by using Radials methods about 300 m surrounding a factory. The physical parameters level of ground water include conductivity, resistivity, and salinity measured by coordinate points as much as 17 …
Determination of fiber optic single mode bending losses has been computed by using Optifiber software with wavelength of 1310 nm, 1383 nm, 1550 nm, and bendin fiber from 2 mm-60 mm. The result shows that the largest loss of material at λ = 1383 nm is 0,843 dB/km, the ultraviolet absorption loss at λ = 1310 nm is 0,306 dB/km, the infrared absorption loss at λ = 1550 nm is 2,037 x 10-2 dB/…
Research of testing and utilization of heat limestone as a source of electrical energy has been conducted by using the experimental method. The experiment was done using a series of a voltaic cell, where can be done, the measurement of temperature, current, voltage, power, electrical energy, and heat. First sample was mixture of CaCo3 with the first mass is 600 gr, by additional mass 200 gr bec…
An automated test platform for I-U curve diode characterisation based on Arduino module with microcontroller of Atmega8A is presented. Four types of diodes; 1N4007, 1N5401, 1N5392, and 1N4148 were characterized at temperature 303K using step voltage (dU) of 1mV, 5mV, 10mV, 20mV, 50mV, 100mV, and 500mv respectively. The temperature influences on diode was observed by putting diodes in adiabatic …
Determination of wood modulus elasticity by using the experimental method with Sonic Wave Analyzer (SOWAN) has been demonstrated. The wood samples consist of five types of wood. Wood samples were formed in cylindrical shape with a length of 15 cm and a diameter of 4.5 cm. After that, the time delay of primary wave and secondary wave was measured. The research result showed that the largest prim…