The 6E5/6U5 solid-state magic eye: (Scroll Down for the 6T5 and EM84)
Left: solid state ey tube, without diffusers. middle with diffuser, right real 6U5 tube
Solid-state eye without and with a diffuser, and a real 6U5.
Solid-State 6E5/6U5 Documentation
History of the project. History
This document describes the LED based replacement for a 6E5, 6U5, 1629, etc. (Updated April 2024) SS6E5 (old version here: SS6E5 ).
Dithering the 6E5 Dither
This document shows measured 6U5 characteristics vs. grid voltage 6U5_measurements.
This document shows the solid-state 6U5 in action. Solid-state 6U5 action.
This shows a version made with a paraffin wax light diffuser WaxLightDiffuser.
This YouTube video gives you a better overview of the project. SS6E5_YouTube
6E5/6U5 Circuit board Gerbers: LED_board LED_Control_Board
Here is a Digikey order for some of the critical parts. You can import this directly into the Digikey website.
Excel: Digikey CSV: Digikey Note that your anti-virus software may try to block the spreadsheets.
More details about where to get parts (and how to load a BOM into Digikey) can be found here Description of BOM
6E5/6U5 Schematic Composite_Schematic .
Circuit board component placement SS6E5_assembly .
Want to buy a circuit board? (Feb 2025: I still have some) Click here
The Solid-State 6T5 Magic Eye Replacement
Solid-State 6T5 Documentation
History of the project. History
This document describes the LED based replacement for a 6T5 (updated April 2024) SS6T5
Dithering the 6T5 Dither.
Here is a video of the solid-state 6T5 in operation SS6T5Video
A video of an actual 6T5 in operation (thanks Hansjoachim) 6T5Video
A YouTube overview: SS6T5_YouTube
This video shows the difference between the linear LED driver and the logarithmic LED driver LogLin
6T5 Circuit board Gerbers: 6T5_LED_Board 6T5_Driver_Board
Here is a Digikey order for some of the critical parts. You can import this directly into the Digikey website.
Excel: Digikey CSV: Digikey Note that your anti-virus software may try to block the spreadsheets.
More details about where to get parts (and how to load a BOM into Digikey) can be found here Description of BOM
6T5 Schematic Composite_Schematic
Circuit board component placement SS6T5_assembly
Want to buy a circuit board? (Feb 2025: I still have some) Click here
Bob Morris made one, and sent this report. Thanks, Bob Morris
NEW: Here's Bob Morris's SS6T5 working in a Zenith. Bob did a fantastic job and it looks really good in the radio. 6T5Video
And some help with glass test tubes Text
Solid State EM84 ..... Someone should finish this half-baked project. Description Video