• Title/Summary/Keyword: Kimpo

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Quality Characteristics of White pan bread with Led Ginseng powder (홍삼 분말을 첨가한 식빵의 품질특성)

  • Song, Seung-Heon;Shin, Gil-Man
    • Journal of the Korean Society of Food Culture
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    • v.31 no.3
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    • pp.220-225
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    • 2016
  • This study investigated properties of bread utilizing extracts of ginseng powder. Ginseng powder bread was baked. Addition of 1~3% of ginseng powder extract to wheat flour was carried out. Rheological properties, dough pH, dough volume, bread volume, water absorption capacity, baking loss, bread color, bread texture, and sensory evaluation were tested to examine properties of bread baked with extracts of ginseng powder. The results are as follows. The dough pH decreased gradually with increasing ginseng powder extract concentration. The bread volume, baking loss, and bread weight increased with increasing use of ginseng powder extract, and springiness and cohesiveness increased as red ginseng powder additive concentration increased. Lightness of the L decreased while a and b increased. In the sensory evaluation, ginseng powder with 1% ginseng powder extract was evaluated as the best for taste, texture, flavor, and overall acceptability.

Design of J-Class Amplifier with High Efficiency (고효율특성을 갖는 J급 증폭기 설계)

  • Roh, Hee-Jung;Lee, Byung Sun
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.26 no.11
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    • pp.48-53
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    • 2012
  • In this paper designed J-class amplifier that have high efficiency using parasitic of pHEMT. Measured results of the designed J-class amplifier is maxmum output power of 31.5dBm and gain of 16.5dB, minimum output power of 29.8dBm. when input power 15dBm. Maxmum drain efficiency is 76.2% at 2.95GHz, maxmum drain efficiency is 61%. The J-class amplifier has average gain of 15.35dB and average efficiency of 35%.