00519nam 2202473 45000010005000000030023000050050009000280080041000370820008000780720046000860200018001321000019001502600031001692500006002002450042002066500046002486500023002946500010003172473StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621 alow vltage system-degins and construction a0-7506-7244-7 aBudolf F. Graf bNEWNES-Butterworths c2001 a2 aBuild Your own low-power transmitters alow vltage system-degins and construction aradio-transmission atitle