The speaker system which adopted 3DR Three Dimensional Radiation system original with an Akai like AE-63. 3DR system is what piled up the sound wave reflected with a wall in back with the direct sound wave from a front unit, and aimed at reappearance of the three-dimensional acoustic field -- a rear baffle -- a front baffle -- the same -- a crown -- the region unit and the passive radiator are ...
Similar
This is a Akai x-1800sd reel to reel playrecorder. It show signs of normal wear. As far as I can tell, everything works and is not missing anything. I do not have a reel of music to test it with.DescriptionThe Akai X-1800SD is a 4-track stereo reel to reel tape recorder with integral 8-track cartridge recorder.SpecificationsTrack system 4-track, 2-channel, stereomonaural systemMotor 2 speed ind...