Pioneer EXCLUSIVE F3 Stereo Tuner

Extra rare big beautiful high-end FM tuner which still bore a 4-Channel Multiplex output in view of (potential) Dolby-FMbroadcasts.

http://www.niji.or.jp/home/k-nisi/f-3.html

http://www.inthouse.ru/vintage/Brands/Pioneer/Pioneer_index/Pioneer%20Exclusive/TUNER%20F3/EXCLUSIVE%20TUNER%20F3.html

http://www.thevintageknob.org/pioneer-Exclusive_F3.html