This looks to be a kit nice vintage looking case couldn't google translate the page correctly but pictures are there
http://www.asahi-net.or.jp/~gt6s-sbic/e ... index.html
http://www.asahi-net.or.jp/~gt6s-sbic/e ... uhaku.html
This above the picture links are to videos press blue lines to view the videos of it
http://www.asahi-net.or.jp/~gt6s-sbic/e ... index.html
another video of start up first picture.....scope shots down the page
found these links on page some where
http://www.intio.or.jp/jf10zl/tvtr.htm
http://www.intio.or.jp/jf10zl/tvosc.htm
circuit ver2_20101113 below