excellent work! Kits avail?
~ *mcvei...@gmail.com <mcvei...@gmail.com>* On Sun, Mar 29, 2020 at 2:39 PM Mahdi Al Husseini <mahdi051...@gmail.com> wrote: > Thanks Kevin! They did end up being quite long - but all in all, quite > inexpensive to produce. > > I did! I have two designs - a more traditional boost converter, and a > switching supply. Both exist on boards of the same size, so they can be > swapped in/out as needed. A while ago I realized that instead of building > my power supplies on to the main board, I can produce smaller HVPS boards > and mount them on. Has saved me a lot of $ and time. > > Mahdi > > On Sun, Mar 29, 2020 at 2:59 PM Kevin A. <ka...@scarletmail.rutgers.edu> > wrote: > >> Awesome work Mahdi. Those are some huge boards to mount up all the tubes >> in one row. Must be nice to just sit there and admire the glow. Did you do >> your own high voltage power supply? >> >> On Tue, Mar 24, 2020, 7:13 PM Mahdi Al Husseini <mahdi051...@gmail.com> >> wrote: >> >>> Thank you both! Yes, it's quite unfortunate indeed - I have been >>> searching for a while. Pete at PVElectronics used to have a large stash, >>> but that's all gone now >>> >>> On Tue, Mar 24, 2020 at 2:33 PM 'Ian Vine' via neonixie-l < >>> neonixie-l@googlegroups.com> wrote: >>> >>>> Nice work dude >>>> >>>> IanV >>>> >>>> On Tuesday, 24 March 2020, 18:10:38 GMT, Nicholas Stock < >>>> nickst...@gmail.com> wrote: >>>> >>>> >>>> Very very nice Mahdi! Shame these tubes are so hard to find.... :( >>>> >>>> On Tue, Mar 24, 2020 at 10:31 AM Mahdi Al Husseini < >>>> mahdi051...@gmail.com> wrote: >>>> >>>> Correction* The POST form is fed into a PHP script that then logs the >>>> data into a SQL database* >>>> >>>> On Tue, Mar 24, 2020 at 1:29 PM Mahdi Al Husseini < >>>> mahdi051...@gmail.com> wrote: >>>> >>>> Hi, all, >>>> >>>> Just thought to share the finished product - an eight-digit ZM1350 >>>> panaplex display with IR RX capability. Quite a simple set-up circuit-wise, >>>> direct drive, very similar to that of the smart sockets seen in the past, >>>> but on a single board. Etched black anodized aluminum outside with a black >>>> acrylic buffer separating the aluminum from the circuit board. Works great. >>>> A couple of my ZM1350s have fading segments, but that is to be expected I >>>> suppose. >>>> >>>> What proved more difficult (for me anyhow) was setting up the back-end >>>> to work seamlessly between the ESP32 and SSL protocols. It took some >>>> snooping around, but i've managed to make near immediate submissions to the >>>> ZM1350 display from my website at >>>> https://www.mahdial-husseini.com/ZM1350. Essentially, the POST form >>>> from my website logs the data in a SQL database. That database is queried >>>> (and appropriately parsed) at regular intervals by the ESP32 with the >>>> proper certificates, and compares timestamps. A working knowledge of html, >>>> CSS, JS, XML, C, PHP, and SQL all came in handy here! >>>> >>>> A few folks purchased ESP8266 based B7971 7 tube displays from me in >>>> the past; I am working to set-up a similar system for you all to submit >>>> text to your displays online with your own unique SQL databases. >>>> >>>> Hope you like, thanks! I'll comment my GitHub repo with all the code >>>> here shortly. >>>> >>>> Al >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "neonixie-l" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to neonixie-l+unsubscr...@googlegroups.com. >>>> To view this discussion on the web, visit >>>> https://groups.google.com/d/msgid/neonixie-l/CAO97pxVXX8h9O-RYaT7%3DQFLB-nCiHHJGp9DAnhRy9Jw8YtWw%2BA%40mail.gmail.com >>>> <https://groups.google.com/d/msgid/neonixie-l/CAO97pxVXX8h9O-RYaT7%3DQFLB-nCiHHJGp9DAnhRy9Jw8YtWw%2BA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "neonixie-l" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to neonixie-l+unsubscr...@googlegroups.com. >>>> To view this discussion on the web, visit >>>> https://groups.google.com/d/msgid/neonixie-l/CAOX%2BRHKJECkqT%2BGsFQYBGn03y5GCQ75As0fDJARSgQztDqCZRg%40mail.gmail.com >>>> <https://groups.google.com/d/msgid/neonixie-l/CAOX%2BRHKJECkqT%2BGsFQYBGn03y5GCQ75As0fDJARSgQztDqCZRg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "neonixie-l" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to neonixie-l+unsubscr...@googlegroups.com. >>>> To view this discussion on the web, visit >>>> https://groups.google.com/d/msgid/neonixie-l/30028960.2901091.1585074790414%40mail.yahoo.com >>>> <https://groups.google.com/d/msgid/neonixie-l/30028960.2901091.1585074790414%40mail.yahoo.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "neonixie-l" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to neonixie-l+unsubscr...@googlegroups.com. >>> >> To view this discussion on the web, visit >>> https://groups.google.com/d/msgid/neonixie-l/CAO97pxUPckxngfU9N%3DEpYcjgZkhtTT9QZ_DJXEFuL18f%2Bvw8aQ%40mail.gmail.com >>> <https://groups.google.com/d/msgid/neonixie-l/CAO97pxUPckxngfU9N%3DEpYcjgZkhtTT9QZ_DJXEFuL18f%2Bvw8aQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- >> You received this message because you are subscribed to the Google Groups >> "neonixie-l" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to neonixie-l+unsubscr...@googlegroups.com. >> To view this discussion on the web, visit >> https://groups.google.com/d/msgid/neonixie-l/CALcVLK%2BOnz73bpVXG%3D3Xps1g2bsj%2BHWeEZiJE7Ne0D2j3gEJAA%40mail.gmail.com >> <https://groups.google.com/d/msgid/neonixie-l/CALcVLK%2BOnz73bpVXG%3D3Xps1g2bsj%2BHWeEZiJE7Ne0D2j3gEJAA%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/CAO97pxVMm7MV7OH_THeKf%3DrvjAymSBC-WMn%3DeCWbqVNvvQDZ4Q%40mail.gmail.com > <https://groups.google.com/d/msgid/neonixie-l/CAO97pxVMm7MV7OH_THeKf%3DrvjAymSBC-WMn%3DeCWbqVNvvQDZ4Q%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. 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