The Yaesu FT-101BS is the low-power variant of the FT-101B built for the Japanese market to meet the stricter licensing limits of Japan's JARL. It uses only one 6JS6C final tube instead of two, limiting output to roughly 10 W nominal / 50 W PEP. It is correspondingly rare outside Japan.
Highlights
Japan-market version of the FT-101B built for JARL license power limitsOnly one 6JS6C final tube instead of two as in the FT-101BOutput power reduced to approx. 10 W nominal / 50 W PEPOtherwise technically and externally largely identical to the FT-101BRarely found outside Japan