I’m interested.
Tell me about pricing.
// Per.
On 20 Oct 2014, at 23:06, Walter2 wrote:
> These are the same glass diameter as the common B-5092/8421 nixies (not as
> tall), but instead have a circle of 10 digits on the face, 0-9 clockwise,
> with zero at the top.
>
> Unlike Nixies, more than one digit can be on at the same time (if cathode
> resistors are used, rather than a common anode resistor). They need only
> +150VDC, and very little current. The digit is small, but the appearance is
> very interesting, like a Dekatron, but with digits rather than dots. I don't
> ever recall seeing them used in any commercial gear, but presumably they did
> appear someplace, maybe another list member has that info. They can be used
> as status displays to show up to 10 data items at the same time. They can
> almost be used as a single tube for hours as well, because two digits can be
> on at one time (1+0 to show 10, but NOT 1+1 to show 11, 1+2 to show 12, for
> example), a novel and more "clock-face-like" appearance, but not really
> ideal.
>
> The base is a non-standard 13 pin (3 center pins, outer circle of 10), so I
> have no hope for sockets, but clearly loose pins will work fine to a PCB.
> Because the numbers appear to race around the outer diameter of the tube when
> cycled, they would provide very attractive seconds/minutes displays in
> clocks. Driving is dead simple, ground the cathode to light, just as with
> regular Nixies, but less current is required (larger resistor). Because more
> than one can be on at a time, fading is possible to enhance motion. There are
> also simliar tubes from Philips in europe, but their drive is quite complex,
> and they are not interchangeable with these.
>
> Anyway, I will have them posted up to Sphere Research shortly, or you can
> just email me for more details. I have the factory data sheet as well, and I
> will email the PDF to anybody interested. They will be quite cheap, but
> there's only this one single batch available, no more stock after this, and
> frankly I was surprised to get these. The appearance of this batch is
> excellent.
>
> all the best,
> walter ( walter2 -at- sphere.bc.ca )
> sphere research corp. ( www.sphere.bc.ca )
>
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