000 00622 a2200277 4500
001 354
020 _a0
041 _aeng
080 _a621.396.61 Tuc
245 _aModulators and frequency-changers for amplitude-modulated line and radio systems
250 _a
260 _aLondon
260 _bMacDonald,
260 _c1953
300 _axiv,232 p.
300 _c21cm
490 _a
100 _aTucker, D.G.
700 _a
650 _a
650 _aAmplitude modulation
650 _aFrequency response (Electricalengineering)
650 _aRadio frequency modulation
942 _cBK
942 _2UDC
999 _c401
_d401