Circular of the Bureau of Standards No. 574: Amplitude and Phase Curves for Ground-wave Propagation in the Band 200 Cycles per Second to 500 Kilocycles; NBS Circular 574
詳しい情報
出版社: Hassell Street Press(2021-09-09)
ペーパーバック: 24 ページ / 15.6 x 0.1 x 23.4 cm
ISBN-10: 1014151716 ISBN-13: 9781014151711