When ordering single replacement 2SC2290 Final transistors for the TS-120S,
please specify the hfe rank, by color. When replacing pairs of finals,
always select the same hfe randk for both transistors.
Rank designation will be found printed on the transistor, directly under
the transistor number.
Rank: R 30-65
Please return all defective 2SC2290 finals to the attention of the TRIO-
KENWOOD service department, along with the warranty claim form.