000 00312pam a2200145a 44500
082 _a621.384
_bW458r2
100 _aWeller, B. F.
245 1 _aRADIO-TECHNOLOGY
250 _a2nd rev.
260 _aLondon
_bChapman & Hall
_c1946
300 _a358
650 _aRadio
964 _gCIRC
997 _a3615 s C
999 _c417392
_d417392