I’ve had similar experiences to be honest: of the sixteen I’ve purchased, three or four had significant problems, and three or four have smaller defects here and there.
Haha, you got it Bill, that’s still in the plans On Tue, Mar 31, 2020 at 3:27 PM Bill Notfaded <[email protected]> wrote: > I'd buy one if I thought I could get the tubes but some of these tubes > have problems out there I've seen... it's great you found a lot of good > ones. I know some have had some success reviving them. I almost bought a > bunch of the last ones from PV Electronics but decided against it. I've > still got you on the B-8091's though! > > Bill > > On Sunday, March 29, 2020 at 3:21:38 PM UTC-7, Mahdi Al Husseini wrote: >> >> Thanks Martin! Yes I have two remaining. Not kits though, since I had the >> whole board professionally assembled (each board has 120+ discrete >> transistors!). I’m willing to sell the set-up at cost since everything I’ve >> paid into it I consider sunk. >> >> Everything finished to include the etched anodized aluminum, black >> acrylic, and standoffs would probably run around 300-350$ with shipping >> (tubes not included of course!). You don’t need eight to make the display >> work, it’ll take whatever you have, and you can set a soft limit in the >> code >> >> If anyone’s interested, just let me know >> >> On Sun, Mar 29, 2020 at 5:13 PM martin martin <[email protected]> wrote: >> >>> excellent work! >>> Kits avail? >>> >>> >>> >>> ~ >>> *[email protected]* >>> >>> >>> On Sun, Mar 29, 2020 at 2:39 PM Mahdi Al Husseini <[email protected]> >>> 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. <[email protected]> >>>> 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 <[email protected]> >>>>> 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 < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> Nice work dude >>>>>>> >>>>>>> IanV >>>>>>> >>>>>>> On Tuesday, 24 March 2020, 18:10:38 GMT, Nicholas Stock < >>>>>>> [email protected]> 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 < >>>>>>> [email protected]> 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 < >>>>>>> [email protected]> 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 [email protected]. >>>>>>> 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 [email protected]. >>>>>>> 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 [email protected]. >>>>>>> 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 [email protected]. >>>>>> >>>>> 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 [email protected]. >>>>> 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 [email protected]. >>>> >>> 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. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web, visit >>> https://groups.google.com/d/msgid/neonixie-l/CAKYv7NSMPVy3AiqqYQAMcytf-rEMCon0omk8%2B6v_Mptr0POStg%40mail.gmail.com >>> <https://groups.google.com/d/msgid/neonixie-l/CAKYv7NSMPVy3AiqqYQAMcytf-rEMCon0omk8%2B6v_Mptr0POStg%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 [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/723743c0-df29-4fa9-bf90-a6ab20c61f80%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/723743c0-df29-4fa9-bf90-a6ab20c61f80%40googlegroups.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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