flac/m4a->bravo->MB Quart qp85
ps3->optical->pioneer dolby headphones surround->bravo->qp85
tubes for the bravo
1957-58 Amperex pinched waist 6922 D-getter gold pins (Holland)
early 60s Matsu****a 7dj8/PCC88 anged Halo getter (Japan)Amperex 6dj8 PQ A-frame Dimpled getter Orange label (Holland)Telef...