00000nz  a2200000n  4500
001  KSH2000032967
005  20000804125639
008  000804 n azknn|abn          |a a|a    | 
150  ▼a발진 회로[發振回路]▲
450  ▼wr▼i영어▼aoscillatory circuit▲
550  ▼wh▼a빈브리지 발진 회로[--發振回路]▲
550  ▼a발진기[發振器]▲