참고문헌
- www.testequip.com/sale/used/catalogs//HP/1992/548.pdf
- www.astroncorp.com/linear.shtml(VS50M)
- www.telonic.co.uk/htdocs/products/categories/dcps/series_sm.asp(SM5-100)
- www.sewoon.com/com/lambda(LS1500-15)
- 이명식, “최신 전원 회로 설계 핸드북,” 세운출판사, 1998.
- 김병욱역, “SCR manual (General Electric Company),” 가남사, 1984.