103 :alt: back side of the VFD (probably dead) module |
103 :alt: back side of the VFD (probably dead) module |
104 |
104 |
105 So I tried such a rejuvenation on my VFD module. I wasn't sure what |
105 So I tried such a rejuvenation on my VFD module. I wasn't sure what |
106 color the filaments must be heated to (between a light orange to an |
106 color the filaments must be heated to (between a light orange to an |
107 almost white yellow). I was doing this using my `Lambda PSU |
107 almost white yellow). I was doing this using my `Lambda PSU |
108 <{static}/LPD422FM.rst>`_ raising the voltage while looking at the |
108 <{filename}/LPD422FM.rst>`_ raising the voltage while looking at the |
109 filaments. |
109 filaments. |
110 |
110 |
111 The results are very disappointing. The VFD is a little bit brighter, |
111 The results are very disappointing. The VFD is a little bit brighter, |
112 but the spilling over between digits is now much worse... |
112 but the spilling over between digits is now much worse... |
113 |
113 |