00541nam a22001691a 4500 1/21546 000215s1972 enk d 1 eng d 22208 GR-PeUP 621.381'03 SH R 621.381'03 SH Shack, Radio. Electronics dictionary : compiled under the direction / by Radio Shack Texas : Radio Shack, 1972 111 p. ; 22 cm. Electronics Dictionaries. INST UNIPILB REF 20040709 621.381'03 SH 00133263 00133263 NOLOAN 23 1