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History of the manufacturer  

Yaesu-Musen Co. Ltd.; Tokyo

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Name: Yaesu-Musen Co. Ltd.; Tokyo    (J)  
Abbreviation: yaesu

Yaesu-Musen Co. Ltd.; Tokyo. Founder and first CEO was electronics engineer Sako Hasegawa, JA1MP (diet 1990).

Mainly high quality HAM radio products. In Europe in 1960/70 also sold under the "Sommerkamp" label. "Yaesu" is also a landscape near Tokyo.

Founded: 1956
1956 founded as GENERAL TELEVISION SERVICE CO., LTD. in Ota-ku, Tokyo. Started development of wireless communication equipment.

1957 first single sideband equipment

1964 moved headquarters to Yaesu, Chuo-ku, Tokyo. Changed the company name to YAESU MUSEN CO., LTD.

Some models:
Country Year Name 1st Tube Notes
78 SP-901   The Yaesu SP-901 Speaker is designed to be used with the FT-101ZD, FT-901 and FT-902 serie... 
80 Landliner Phone Patch/Speaker SP-901P   The Yaesu SP-901P Landliner Phone Patch/Speaker is designed to be used with the FT-101ZD, ... 
81 Stationskonsole SC-1   Stationskonsole für FT-480, FT-680 und FT-780. Eigebautes Netzteil 13,8 Volt 5 Ampere. ... 
76 Frequency Display YC-221   Digitale Frequenzanzeige als Zusatzgerät zum Yaesu FT-221R Anzeigebereich: 144 - 148 MH... 
90 Quartz World Time Clock PQ-40U   Table top quartz clock for use in HAM radio shacks. Multiple time zones. Piezo alarm. Need... 
? Communications Receiver VR-120 D   Frequency coverage: 0.1 to 1,299.995 MHz Triple conversion with IF frequencies of 248.85,... 
80 VHF FM Mobile Transceiver FTC-2025   YAESU VHF FM Mobile Transceiver mod. FTC-2025 GENERAL: frequency range: 12  desire... 
? AC Power Supply FP-21   13V DC output. Speaker included. 
82–84 Antenna tuner FC-102   SW amateur-band antenna tuner, match the Yaesu FT-102 transceiver. 8 Transistors, 3 ICs Ra... 
88 Switch/Connection Box FRB-2070   Interface Box for programming/test the FTH-2070 Hand-held portable. 
02 DTMF Hand Microphone MH-36E8J   The Yaesu MH-36E8J is a DTMF handheld, dynamic microphone. DTMF keypad does not allow for ... 
05 CAT System FIF-232C   CAT System interface RS-232 to FT-890 and others. The FIF-232C converts TTL levels require... 


Further details for this manufacturer by the members (rmfiorg):