services in the VHF and UHF bands: Japan's Specified Low Power Radio (特定小電力無線局, tokutei shōdenryoku musenkyoku) or SLPR service covers a variety of low-power...
51 KB (7,001 words) - 19:08, 21 April 2025
List of Mullard–Philips vacuum tubes (section CB)
Retrieved 4 January 2014. HAYASHI, Koji; JAPAN, Ibaraki. "戦前の日本独自の特殊管 - 日本無線が作った特殊受信管 (Japan Oriented Special Tubes before WWII - Special Receiving Tubes...
125 KB (15,270 words) - 23:06, 23 December 2024