I'm thinking about something like this below: Class of ammeter is fine but 2.5 for voltmeter with 200V range is moot. Anyway analog meters are better suited to the nixie tubes.
<https://lh3.googleusercontent.com/-MwOHGEy-4-w/WZMYa6U1guI/AAAAAAAAA2I/I7zB_rSjro8scK5MyKDoDitWhAjaxnPYQCLcBGAs/s1600/image001.jpg> <https://lh3.googleusercontent.com/-3dwGkpo59Tw/WZMYmnKYIPI/AAAAAAAAA2Q/pOduS2dwBpgztHqkMwnN9RR7kd-qjhHbACLcBGAs/s1600/image003.jpg> <https://lh3.googleusercontent.com/-2RgSkZfaUxQ/WZMYidS6rWI/AAAAAAAAA2M/VKVRKVL1I3YDH3zzRQKEs5lY3jTs0LqBACLcBGAs/s1600/image002.jpg> W dniu poniedziałek, 14 sierpnia 2017 21:40:05 UTC+2 użytkownik Jeff Walton napisał: > > Agree that meters are a nice add to some of the Nixie Testers. Here’s an > example of what can be done: > > > > Meters added to existing “Retro” tester. A dremel tool and file produced > the openings. Those with lasers can do an even nicer job. > > > > > > IN-12 running at 3.5mA, 170 volts. > > > > Little digital meters are inexpensive from eBay or other sources. Voltage > requires no thinking. The current meter took a little more work and > required a different shunt resistor to adjust from 1000mA to 100mA. Can’t > control the decimal but could just use a marker to cover the dots if it > bothers anyone. This is much more convenient than having to wire external > meters. You could do this with any tester (if space allows). > > > > Jeff > > > > > > *From:* [email protected] <javascript:> [mailto: > [email protected] <javascript:>] *On Behalf Of *Marcin Saj > *Sent:* Monday, August 14, 2017 1:48 PM > *To:* neonixie-l > *Subject:* [neonixie-l] Re: Nixie Tester & Healer for IN18 Nixie Tubes > > > > Thank you Peter. > I tried to add the digital meters but I was not satisfied with the result. > Now I'm thinking about analog voltmeter and ammeter. These meters better > fit with the retro casing. > > > > > > W dniu poniedziałek, 14 sierpnia 2017 09:32:06 UTC+2 użytkownik Peter H > napisał: > > I appreciate your products very much.I have the old device and added an > external socket for IN-18 together with small amper- and voltmeter. Because > I'm not so good in mechanics it doesen't look so nice but it works. > > A device with internal mA and V display made by you would be the non plus > ultra! It is not the same if you use an multimeter, when it*'s about nixie > esthetic is also important :-) . Many greetings > > > Am Freitag, 11. August 2017 20:40:20 UTC+2 schrieb Marcin Saj: > > Hi everyone, > this is my first post here. I know there are people here who sometimes use > my toys (nixie testers, nixie power supplies etc.) > I have a new tester kit for IN18 nixie tubes. Heart of the tester based on > Nick de Smith power supply: http://desmith.net/NMdS/Electronics/NixiePSU.html > > Nick, thanks for sharing. > > > All part are THT (even MAX1771, DIP8 CPA version) and easy to assembly I > think :). > > > > A few parameters: > > Voltage adjustment: 140 - 200V > > Current adjustment: 0-10mA (170V), 0-15mA (200V) > > Frequency (auto control): 1-10Hz > > Power supply: 12V DC, plug diameter 2.5 x 5.5mm > > > > Off course the tester can be used for healing nixie tubes with cathode > poisoning. > > Datasheet in progress... > > > > > Video: https://youtu.be/YFPnyhKus3A > eBay: http://stores.ebay.com/nixieninja > > > Kind regards > > Marcin Saj > > > > > > > <https://lh3.googleusercontent.com/-3Bug1yqBRwk/WY3u5VW-V7I/AAAAAAAAAz4/1MR9csI5bbYoptHWQSOsUBbGvN66Ot93QCLcBGAs/s1600/image027.jpg> > > > > > <https://lh3.googleusercontent.com/-BRyqwRuPSTI/WY3tvjKWriI/AAAAAAAAAzk/H6RBWpp5eyMZBNHImr3q-ES0FXUU3PhBQCLcBGAs/s1600/image033.jpg> > > <https://lh3.googleusercontent.com/-hMCUhsAOA5s/WY3t4-4KeAI/AAAAAAAAAzs/5tFTxxcKtnciklbvSfCtVg7awOJzG5DVQCLcBGAs/s1600/image007.jpg> > > <https://lh3.googleusercontent.com/-YIGp3XpRGps/WY3tnzBleMI/AAAAAAAAAzg/F8MK4bGbt4IHDd_Ps0OphKnNh0hfrJaXQCLcBGAs/s1600/image010.jpg> > > <https://lh3.googleusercontent.com/-W5Yhc0zmQ1M/WY3tNS8cWOI/AAAAAAAAAzM/7y-0jJo_A-8ewSVIwQNCfYxHO-TUuKkkwCLcBGAs/s1600/image003.jpg> > > > <https://lh3.googleusercontent.com/-KhAfzTigX8w/WY3t1N8ufoI/AAAAAAAAAzo/ul_W5bAnErkOvuVAyrIe5Bil6znmaT1hwCLcBGAs/s1600/image032.jpg> > > <https://lh3.googleusercontent.com/-7I2FosdpKKs/WY3tV-X9wsI/AAAAAAAAAzU/BWWiET8FXRgZki32Qmsly45iRgTTcNHRwCLcBGAs/s1600/image001.jpg> > > <https://lh3.googleusercontent.com/-j2rMhGepb7o/WY3tZNkRCrI/AAAAAAAAAzY/eT-zUApMbCgVsmsSAKbXjzD-MbZzO8yDACLcBGAs/s1600/image031.jpg> > > <https://lh3.googleusercontent.com/-S33r4ouzMME/WY3vNVhorOI/AAAAAAAAA0A/NhbLoaWvOpkr7hVV0N26gnG5dZG5mzF4QCLcBGAs/s1600/image014.jpg> > > > <https://lh3.googleusercontent.com/-4rBLi8hbN0Q/WY3vViDh50I/AAAAAAAAA0E/upeRfZ782EIqop8BdNVDoKZ1Vuzfm4LQgCLcBGAs/s1600/image021.jpg> > > > <https://lh3.googleusercontent.com/-exPIo1D2zI0/WY3vEKY7VLI/AAAAAAAAAz8/StOropugXCoUKA5PO_Eyrpx8hkRW6Q6tgCLcBGAs/s1600/image015.jpg> > > <https://lh3.googleusercontent.com/-QYV9LFZMOjs/WY3wJEqkYJI/AAAAAAAAA0Y/eVPRk99EJ2E_pN6n2hksxRfR-VHOMRcAQCLcBGAs/s1600/image005.jpg> > > <https://lh3.googleusercontent.com/-JU0OgOM9Lo8/WY3v_JdKFhI/AAAAAAAAA0U/3JUCTBIz9l0i0IjDQ923fhSJpf2BDt-RwCLcBGAs/s1600/image018.jpg> > > > > -- > 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] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/5bfadcdc-bd85-4c01-8978-1c43cd5ad646%40googlegroups.com > > <https://groups.google.com/d/msgid/neonixie-l/5bfadcdc-bd85-4c01-8978-1c43cd5ad646%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. 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