It's a Mullard ZM1177
> On Mar 29, 2017, at 8:21 AM, 'Terry S' via neonixie-l
> wrote:
>
> I like the horizontal wire grid as well, what is the tube?
> Terry
>
>> On Monday, March 27, 2017 at 10:56:56 PM UTC-5, Paul Andrews wrote:
>> at least for now! Just de-soldered a bunch of these from an
My favorite: Burroughs 5092. Small (0.6" numbers), but very reliable. I've
never had one fail on me, and I've never encountered a defective one via
Ebay.
I have clocks with other tubes (6091, IN-18, and coming soon, b7971), but I
can tell they dont have the same ruggedness.
--
You received th
On Wednesday, March 29, 2017 at 8:50:15 AM UTC-7, gregebert wrote:
>
> I have clocks with other tubes (6091, IN-18, and coming soon, b7971), but
> I can tell they dont have the same ruggedness.
>
I am not sure what you are expecting, but I have had no longevity problems
with my B7971s. By now,
I'm certainly not expecting 40+ years of continuous operation from any of
my tubes, but if that's what you've getting I may as well give it a try and
run my 7971's 24/7 . I assumed that bigger tube + more pins + more
interior surface area & materials would lead to significantly shorter
lifespa
On 29 Mar 2017, at 16:50, gregebert wrote:
> My favorite: Burroughs 5092. Small (0.6" numbers), but very reliable. I've
> never had one fail on me, and I've never encountered a defective one via Ebay.
I have had a few of these used, which showed quite severe cathode poisoning,
but I was able to
