Rsiheishi is the series with concept of traditional design and using metal can final drivers
now it is so rare.
Motrola's final transistor
As you see , "Reiheishi I" is a Kaneta method's DC amplifier with current positive
The sound may be beyond that of all the amplifiers in the world.
NEC's vintage transistors
Made by woodden material with skill of Takumi.
Hitachi's famous MOS FET final drivers.Now it's under construction.