Toshiba 2SB834-Y & 2SD880-Y paired TRANSISTOR as obtained from Onkyo (1pair)
These were obtained from ONKYO USA corp. This transistor can be found not only on Onkyo also in many other systems as power supply regulator as well.If used a s power supply regulator the Y suffix may not matter as much. They can be used in other brands as well….All semiconductors are shipped via USPS first class small packages.