Vintage James Millen 90903 tube oscilloscope. For parts or repair. The item “Vintage James Millen Ham Radio Tube Oscilloscope 90903 For Parts or Repair” is in sale since Wednesday, October 17, 2018. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets”. The seller is “crystal7311″ […]