刊行巻次・年月次[ ]-1948 ; v. 1, no. 1 (Jan. 1949)-v. 2, no. 7 (July 1950) ; v. 2, no. 8 = 20 (Aug. 1950)-v. 62, no. 6 = 738 (June 2010)
休・廃刊注記Following issues available on world wide web
一般注記Description based on the latest issue
Publisher: Radio Research Laboratories (-1948) ; Electrical Communication Laboratory, Ministry of Telecommunications (v. 1, no. 1-v. 1, no. 9) ; Radio Regulatory Agency (v. 1, no. 10-v. 2, no. 6) ; Central Radio Wave Observatory, Radio Regulatory Commission (v. 2, no. 7-v. 4, no. 7) ; Radio Research Laboratories (v. 4, no. 8-v. 11, no. 3) ; Radio Research Laboratories, Ministry of Posts and Telecommunications (v. 11, no. 4-v. 39, no. 12)
Publisher: Communications Research Laboratory, Ministry of Posts and Telecommunications (v. 40, no. 1-v. 52, no. 9) ; Communications Research Laboratory, Ministry of Public Management, Home Affairs, Posts and Telecommunications (v. 52, no. 10-v. 52, no. 12) ; Communications Research Laboratory, Independent Administrative Institution (v. 53, no. 1-v. 55, no. 12)
Size varies
With suppl. (1959-1962)
所蔵巻次・年月次（所蔵事項）1947-1948 ; v. 1, no. 1 (Jan. 1949)-v. 2, no. 7 (July 1950) ; v. 2, no. 8 = 20 (Aug. 1950)-v. 62, no. 6 = 738 (June 2010) (Library lacks: v. 12, no. 11)