TY  - BOOK
ED  - INTERNATIONAL ELECTROTECHNICAL COMMISSION
TI  - IEC publication 235-4A : first supplement to publication 235-4(1972) : measurement of the electrical properties of microwave tubes : part 4 : magnetrons : clause 4 : voltage tunable magnetron
CY  - Geneva
PB  - INTERNATIONAL ELECTROTECHNICAL COMMISSION
N1  - STD3160
ER  -