model TR-1843
Made in Japan 1962 - MW radio - 8 NEC early Ge transistors - supply by 1 P cell for 9V - nice oval grille radio of excellent quality, sound and reception is very good.
model TR-
Made in Japan 1964 - MW radio - 9 NEC Ge transistors - supply by 1 P cell for 9V - radio of good quality, sound and reception is good.
model TR-
Made in Japan 1965 - MW radio - 10 NEC Ge transistors - supply by 1 P cell for 9V - radio of low quality, sound and reception is average.
model TR-
True 12 transistor radio, made under several brandnames.
ŠPE1MMK Radiomuseum 04-02-2001