It's not a nixie, but it is free (for Americans, i.e. not me). L
http://itron.tv/NV12free
Bill van Dijk
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Just curious, does someone know how mercury is mined?
I still have a number of mercury switches, they used to be common on washing
machine doors, car hoods, heating thermostats and car trunk lids and a
number of other common places. The stuff never affected me either.
So, what were we
chip, which makes driving the IV-17 a bit more difficult.
Currently the segments 3 to 16 light up, and I can't change it.
If anyone has used this chip successfully, I'd love to compare some notes.
Thanks, Bill van Dijk
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You received this message because you are subscribed to the Google
] On
Behalf Of Bill van Dijk
Sent: Friday, February 10, 2012 10:59 AM
To: neonixie-l@googlegroups.com
Subject: [neonixie-l] Princeton PT6311 VFD driver
I am working on a 6-digit clock with IV-17 tubes, driven by a PT6311
controller IC. I am using a PIC 16F876A to control the chip. It appears
Hi Tobias,
Welcome!
Great project. Here is a vendor I have used that has the IN12B for a very
reasonable price (12 for $17.95), including sockets:
http://www.ebay.ca/itm/x12-IN-12-B-IN-12B-Nixie-Tubes-sockets-NOS-/190675257
528?pt=Vintage_Electronics_R2hash=item2c652188b8
Good luck, Bill
Upper case. Kelvin is a proper name. Examples:
Ohm
Ampere
Diesel
Etc
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com]
On Behalf Of jb-electronics
Sent: Wednesday, July 04, 2012 2:19 PM
To: neonixie-l@googlegroups.com
Subject: Re:
of the tubes I multiplexed
did not complain, although some did not like a 1-6 multiplex in the sense
that there were brightness issues and some ghosting issues to be resolved.
I have not had any noise issues from the tubes, but I use mostly small tubes
that may be less susceptible.
Bill van Dijk
Brainfart alert:
These Babcock units are NOT VFD as I stated in my earlier message, they are
Panaplex (Plasma dot) units, a close cousin to the NIXIE.
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: Saturday, October
knows, please let me know.
Thanks, Bill van Dijk
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Thanks Jon, that does look like the one!
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Jon
Sent: Tuesday, October 30, 2012 5:20 PM
To: neonixie-l@googlegroups.com
Subject: [neonixie-l] Re: A101 Dekatron socket
I believe the socket you
the displays did not change much. Too bad though, I have great memories
going there on school trips.
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of kay486
Sent: Tuesday, April 23, 2013 5:17 PM
To: neonixie-l@googlegroups.com
Subject: Re
and -20 the other end
and grid/anode is -20v. I am using MC34063 inverted to generate the voltage.
I'll give it a shot it and see what happens!
_
From: Bill van Dijk bvd...@xplornet.com
To: neonixie-l@googlegroups.com
Sent: Sunday, July 21, 2013 7:07 AM
Subject: RE: [neonixie-l] IV-11 VFD
You can find sockets for the A101 at: http://www.gstube.com/catalog/rsh30-0/
I got some from him a short while back. Note that the picture shows a metal
clamp; he does not have them anymore.
Cheers, Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l
@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: zaterdag 22 februari 2014 16:31
To: neonixie-l@googlegroups.com
Subject: [neonixie-l] Math wizzards
Hello,
I have built a clock controlled by a PIC with 6 numitrons in the centre.
Around them is a circle of 60LEDs which are programmed to display
.
I would not use the PIC to do time consuming floating point math. A
precalculated table makes
more sense here.
Cheers, Frank
From: Bill van Dijk mailto:bvd...@xplornet.com
Sent: Saturday, February 22, 2014 5:43 PM
To: neonixie-l@googlegroups.com
Subject: RE: [neonixie-l] Math
velocity is a (co)sine function. The highest
speed is in
the zero crossing the tops are the left and right ends of the swing
with a
speed zero.
eric
_
From: neonixie-l@googlegroups.com
[mailto:neonixie-l@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: zaterdag 22 februari 2014 16
to calculate the position of each LED based on the cosine of the time
slice.
On 2/22/14 8:31 AM, Bill van Dijk wrote:
Hello,
I have built a clock controlled by a PIC with 6 numitrons in the centre.
Around them is a circle of 60LEDs which are programmed to display a
number of different patterns. I am
the
equation of one pendulum swing (left or right).
Anyone willing to take a stab at this?
Bill van Dijk
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Ah yes, those nixies have counted me a number of times. Fantastic place, I
believe it is now used as a convention / training center.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Tidak Ada
Sent: Tuesday, April 22, 2014 6:06 PM
To:
Hi Eric,
Is er een PDF van die Dr. Blan radio cursus ergens te vinden?
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Tidak Ada
Sent: Saturday, July 05, 2014 3:48 AM
To: neonixie-l@googlegroups.com
Subject: RE: [neonixie-l] Dutch NTI
@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: zaterdag 5 juli 2014 19:31
To: neonixie-l@googlegroups.com
Subject: RE: [neonixie-l] Dutch NTI course Populaire radiotechniek en radio's
zelf bouwen
Hi Eric,
Is er een PDF van die Dr. Blan radio cursus ergens te vinden?
Bill van Dijk
From
Hi Mitch,
I do not have that part in my library, but since it comes in two standards
packages (44 pin PLCC or PQFP) it is easy to find another part with that foot
print. Copy the symbol and package in your personal library, edit as required,
and create a new device from these two. Should
Nice find. In my collection I also have a 1101, as well as its big brother the
1103. The 1103 is very similar in looks, but has a row of push buttons on the
front. I have a manual for the 1103, not for the 1101.
Bill v
From: neonixie-l@googlegroups.com
And who in their right mind wouldn't??? Ira.
On that thought, I take great joy in the fact that most people actually don't
care one iota! If everyone did, this group would degenerate in an
uncontrollable mess, and parts were no longer to be found anywhere since
everyone would be
Have a look at the ULN series chips, such as the ULN2003A or the ULN2803A.
Cheap from Epay.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Mitch
Sent: Tuesday, July 14, 2015 12:10 PM
To: neonixie-l@googlegroups.com
Subject: [neonixie-l] Seven
the anode resistor. For that reason tube
blanking should not be done by opening all cathode transistors unless they can
handle that voltage.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: Friday, October 23, 2015 8:14 AM
To:
According to Mr. Ohm, the voltage drop over a resistor is equal to the
resistance multiplied by the current. In the off state, the current is 0A, so
regardless of the value of the anode resistor, the drop over the anode resistor
is 0V. The switching transistor therefore sees the full voltage
John,
Although tempting, you may want to rethink that. Especially in a pre-amp the
switching noise may be a problem.
Bill
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of John Rehwinkel
Sent: Friday, October 23, 2015 9:59 PM
To:
would now be 0V drop over the anode resistor. For that reason tube
blanking should not be done by opening all cathode transistors unless they can
handle that voltage.
Bill
From: neoni...@googlegroups.com
[mailto:neoni...@googlegroups.com ] On Behalf Of Bill van Dijk
Sent: Friday,
I have the following in my records:
A-101 Decatron
Brand: Anode, Dyatkovo, Russia
Substitutes: -
Counting: direction bidirectional
Operation: double pulse
Sort: sel
Base: RSH30
Socket: PL30-2p
Counting steps: 10
Number of guides: 2
Gas filling: Neon
Tube diameter max., mm: 34
I often use (flat) non-keyed connectors, in which case rearranging the
connections slightly will make the connector non-polarized:
1 HV
2 LV
3 GND
4 LV
5 HV
Bill
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of taylorjpt
Sent:
>From time to time I read dire warnings about the death of a LED by reverse
>polarity. It does not happen. A LED is a diode, and is used normally in
>forward bias, with a resistor (or some other circuit) to limit the current. If
>the LED is reversed, it simply blocks the current, and precisely
ple ignore the datasheet ratings of
components.
On 3/24/16 10:35 AM, Bill van Dijk wrote:
>>From time to time I read dire warnings about the death of a LED by reverse
>>polarity. It does not happen. A LED is a diode, and is used normally in
>>forward bias, with a resistor (or
[mailto:neonixie-l@googlegroups.com] On
Behalf Of Bill van Dijk
Sent: Tuesday, March 07, 2017 2:40 PM
To: neonixie-l@googlegroups.com
Subject: RE: [neonixie-l] Rookie question about driving VFD filament
<20% of 5V is technically 1V >
Please let me add a word of caution on the pwm issue here.
<20% of 5V is technically 1V >
Please let me add a word of caution on the pwm issue here. Although the
statement seems intuitively true, it falls apart when current (and therefore
power) is taken in consideration. In order to calculate the required pulse
width ratio the following formula
Great discussion!
>
I think the problem lies in education, and to be more specific - lack of
ability to differ real knowledge from bullshit. The internet, while being a
wonderful tool for work and learning (I was raised in the internet era and
seriously, I can't understand how you were
In Dutch "lamp" also used to be an acceptable colloquial designation for a
tube. It was also the regular name for a normal incandescent light bulb.
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Tomasz Kowalczyk
Sent: Thursday, December 07, 2017 2:56 PM
This is basic risk assessment. In order to establish the need for action, the
likelihood of the event is correlated with impact.
questions:
1-How many clocks have caught fire due to a problem of some sort?
2-how likely is this sort of failure to occur?
to be correlated with:
1-what is
Hi Gregebert,
They looked exactly like some I have in my collection, but mine have a
different part number. Mine are made by GE, Part No. DT1705D. I have about
40-some of them, all NOS. Dieter has info on them on his website:
I checked FleaBay, and I saw a lot of them advertised as 12V, 1W. 5 of them for
around $2. Not too bad, worth ordering a few to play with.
Bill van Dijk
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Mike Harrison
Sent: Tuesday
own……..
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Dylan Distasio
Sent: Tuesday, January 23, 2018 12:28 PM
To: neonixie-l@googlegroups.com
Subject: Re: [neonixie-l] Re: mason jar numitrons
I realize the Arduino makes an easy target, but
I suppose dimming would be done as with any LED, preferably by means of PWM?
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of jb-electronics
Sent: Tuesday, January 23, 2018 12:06 PM
To: neonixie-l@googlegroups.com
Subject: Re: [neonixie-l
Any idea if the wires can be soldered, or if they need to be spot welded?
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Terry S
Sent: Tuesday, January 23, 2018 11:12 AM
To: neonixie-l <neonixie-l@googlegroups.com>
Subject: [neon
I hope I misunderstood, but elitist attitude?? That's a bit harsh regarding
what I said. I did finish my 'rant' with the statement each to his / her own. I
meant that. I did nothing more than voice a point of view without personal
judgement. Why go there?
Bill van Dijk
-Original Message
I had recently one of my projects (a numitron clock) featured in Nuts & Volts:
http://www.nutsvolts.com/magazine/article/September2016_Numitron-LED-Clock
this project was entirely done in assembly.
Bill van Dijk
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups
If you need some reasonable current, use a good sized isolation transformer
(110 – 110) and wire the secondary to one line. If you have the polarity right,
you will now have a 220V auto transformer (if the polarity is wrong you get
nothing :)). Works fine for me.
From:
How are you measuring the pulse current? This can only be done reliable with a
scope measuring the voltage over the anode resistor during the pulse, and
calculate the current. You can make a fair approximation by subtracting the
tube “on” voltage from your supply voltage, dividing that by your
You can see why the specs recommend 190V as the recommended for multiplexed
mode. Below 190 to 200V you will not get it to work properly.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of David Pye
Sent: Monday, January 21, 2019 4:35 PM
To:
I was lucky enough to pick up a complete, unbuilt, 5MHz Heathkit
oscilloscope kit at a local ham flea market last weekend. It has no value as
a test instrument anymore, so it begs to become a scope clock. Does someone
have a recommendation for a conversion kit? Ideally I would be able to build
the
14, 2018 at 7:07 AM Bill van Dijk mailto:theoldpha...@gmail.com> > wrote:
I was lucky enough to pick up a complete, unbuilt, 5MHz Heathkit oscilloscope
kit at a local ham flea market last weekend. It has no value as a test
instrument anymore, so it begs to become a scope clock. Does someon
a kit on the shelf, but never got around to assembling it, so can't
directly recommend it.
carl
Henry Carl Ott N2RVQhcarl...@gmail.com <mailto:hcarl...@gmail.com>
On Fri, Sep 14, 2018 at 12:32 PM Bill va
not sure what advantage I would get increasing the anode voltage to 190v
and having a resistor drop 20v to leave my 170v and 8ma current flow through
the tube.
Presumably the only advantage would perhaps be quicker ignition?
David
On Tue, 22 Jan 2019, 19:22 Bill van Dijk
There can be a few different reasons for the i2c buss to hang, and may not be
the fault of the DS3231. For instance, if there is a software interrupt during
an i2c read or write, that can do it. Are you using a mpu based hardware i2c
engine, or do you bit-bang the buss?
If the DS3231 is
That is really weird. Please understand I am not questioning what you are
saying, but perhaps there is another explanation. The 74LS596 (I have never
seen an HC version) is indeed an open collector chip similar to the 74HC595,
which is a tri-state device. On the 74HC595 the inv G (pin 13)
I once worked with an old fellow who was in charge of the company’s small
equipment. We never went near him when he had a small engine running. His
favorite prank was to grab the top of the sparkplug (which did not appear to
faze him at all) and then grab any unsuspecting victim in reach.
To put it in some perspective, yes, high voltage is not a safe thing. How
unsafe is it? How many people work with these items that "can kill" you? How
often do you hear of someone getting killed by their amp, TV, or whatever? If
nothing else, we should know of a few on this group?
Be safe, but
Wow, impressive operation!
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of pwalnuts
Sent: Friday, February 01, 2019 4:11 PM
To: neonixie-l
Subject: [neonixie-l] Re: Ramos Alarm Clock schematics/board files/ firmware
Glad you like em! Loads of
Proto boards (good quality ones, stay away from paper) are fine. Make a drawing
of your layout and connections before building to optimize placement and
minimize jumper wires as much as possible. Breadboards are a definite no no for
longer term operation.
Bill
From:
Are we talking about a regular (non nixie) tube? The cold 866 rectifier tube
for instance has a lot of condensed mercury on the inside of the glass. It
evaporates when it gets hot.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of alex nolan
Sent:
No, for added traction the speakers must be facing up. Duh. ;-)
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Mac Doktor
Sent: Friday, May 31, 2019 3:34 PM
To: neonixie-l@googlegroups.com
Subject: Re: [neonixie-l] Restoring
Great summary!
When you do the ionization tests, could you do those in light and dark
conditions? If not, at least document lighting condition under test, i.e.
natural light, incandescent light, fluorescent light etc. I am curious if that
has a significant effect.
From:
But he is offering FREE shipping...!
It is a special bunch. I just read a post from one bloke who swears he has
found the best sounding are you ready for it?. Solder. He
was looking for advice how to remove all the bad solder from his amp so he
could install his new solder.
Fake!
You can’t use nitrogen, it is too heavy, and results in a disproportionate bass
response. They should use helium or hydrogen, that will give a much lighter
tone to the treated wires and other parts.
Now if you believe all that, I know of a place where you can get free Nixies!
Just
That or remove a working transistor and measure it.
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Dekatron42
Sent: Saturday, May 11, 2019 4:06 PM
To: neonixie-l
Subject: Re: [neonixie-l] Help identifying dead transistor in Nixie driver.
Ahh, yes, I
But you’ll earn $10 in Ebay bucks……. :)
From: 'Greg P' via neonixie-l [mailto:neonixie-l@googlegroups.com]
Sent: Thursday, May 09, 2019 8:16 PM
To: neonixie-l
Subject: [neonixie-l] Pricing Insanity
I want some of what this guy is drinking.
I’d be very scared of the damage the vibrations of the Dremel could do…..
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Richard Scales
Sent: Tuesday, April 30, 2019 8:46 AM
To: neonixie-l
Subject: [neonixie-l] Re: More crazy because of anime movie...
Richard,
Adding caps is not likely to improve things since your ripple current will
increase, and only serve to make things hotter. If you suspect the caps (very
possible) just replace them with the same value.
Bill
From: neonixie-l@googlegroups.com
Hi Bill,
I am considering buying one, perhaps you can answer a question. Does the units
have an electric vacuum pump, or is it some type of spring release?
Thanks, Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Bill Notfaded
Sent: Tuesday,
On that thought, duct tape is always proposed as the solution to everything,
but believe me, it is no substitute for toilet paper either!
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Nicholas Stock
Sent: Wednesday, April 01, 2020 7:30 PM
To: 'Greg P'
Michail, I have an unbuilt Heathkit 5MHz model IO-4105 scope kit, in original
box. Picked it up at a flea market a couple of years ago!
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Michail Wilson
Sent: Friday, May 01, 2020 12:07 AM
To:
Anyone interested in playing with PIC devices may want to take a look at the
Microchip AppNote TB053. It describes (in great detail) how to use a PIC16C781
for a boost converter producing a regulated 170V at about 2W from 9V DC. It is
a fairly simple solution which is easily ported to other
Most people have heard the term “core dump”, and some even use it without any
idea where that came from. Those old computers worked slow, taking sometimes
several days to work on a single program. When a “bug” developed (seriously,
bugs shorting out things happened) the computer was stopped,
At least it comes with free shipping...
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Kevin A.
Sent: Wednesday, August 19, 2020 8:38 AM
To: neonixie-l
Subject: [neonixie-l] A real bargain
I believe the round tubes were for the cheaper TVs.
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Yohan Park
Sent: Thursday, January 07, 2021 3:50 PM
To: neonixie-l
Subject: [neonixie-l] Re: Fascinating film about 1960s colour CRT manufacturing
at a
cost of $1,000, about $8,000 dollars in 2021 dollars...
On Thursday, January 7, 2021 at 4:19:16 PM UTC-5 Bill van Dijk wrote:
I believe the round tubes were for the cheaper TVs.
From: neoni...@googlegroups.com <mailto:neoni...@googlegroups.com>
[mailto:neoni...@googlegroup
15 to decide.
Please note you bid is for the parts described, shipping will be extra, to
be determined when I know the destination (at cost).
Give yourself a Christmas present! :)
Thanks, Bill van Dijk
--
You received this message because you are subscribed to the Google Gro
As long as there is not something very noisy on the other side of the board
you’ll be just fine.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Erick Anderson
Sent: Saturday, December 26, 2020 6:53 PM
To: neonixie-l
Subject: [neonixie-l] How
Hi Folks,
At some point in our lives we come to the realization that many of these
projects which have been on the planning board forever are not going to
happen. I have a few of those, and for some I have a number of parts that
are now surplus to my (more realistically updated) requirements.
There are a number of on-line calculators to determine capacitor reactance, for
example:
http://www.sengpielaudio.com/calculator-RC.htm
Also, if you do use a capacitor make sure you use a class “Y” capacitor; they
are designed for use in an AC line. Anything else is a danger and / or fire
David,
Are you sure Nixies in parallel would work? All of them have slightly different
striking voltages, as soon as one strikes, it would draw the voltage too low
for the others to strike. Similar to paralleling neon bulbs; that won’t work
either.
Bill
From:
Ty the unused inputs to ground with a 10K resistor, float the unused outputs.
Bill
-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of chuckrr
Sent: Thursday, April 01, 2021 8:53 AM
To: neonixie-l@googlegroups.com
Subject: [neonixie-l]
] LM-324 op amp
Bill,
That's not a good idea. It is likely to oscillate. See my other reply.
On Thu, Apr 1, 2021, 6:37 AM Bill van Dijk mailto:theoldpha...@gmail.com> > wrote:
Ty the unused inputs to ground with a 10K resistor, float the unused outputs.
Bill
--
You re
Just a guess, but I think by lighting them all up you get some kind of “super
ionization” in the tube, which could then increase the current and heat
dissipation.
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Yohan Park
Sent: Wednesday, March
You guessed my password. How did you do that :)
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Kris Derril Siregar
Sent: Sunday, March 21, 2021 5:29 AM
To: neonixie-l@googlegroups.com
Subject: [neonixie-l] g
Qe e3
I am not sure what a 2W10 rectifier is, but your numbers don’t add up. 230V AC
should translate in 324V DC. If you measure with a multimeter and there is no
smoothing capacitor after the rectifier you will measure garbage.
Bill
From: neonixie-l@googlegroups.com
If you are still slow with the 10pF, a 12pF is not going to do it. The
relationship between the crystal and load capacitor is critical, and it is
therefore a mystery to me that so many (of the cheaper) are sold without the
specifications. Anyway, if yours is a cheap Chinese crystal, try some
delay get's. I'm using two capacitor to ich leg of the cristal.
as you say, my cristal is not that good, do you recommend a cristal in
specific?
thanks a lot!
El lunes, 19 de abril de 2021 a las 14:34:49 UTC+2, Bill van Dijk escribió:
If you are still slow with the 10pF, a 12pF
Further to my last thought…..
Are you driving the control grid with a DC or pulsed signal? If not DC, could
there be a strobe effect between your high voltage and the control signal?
Bill
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of peter bunge
Just a guess here…….
Where are you located, i.e. what is your net frequency? A 50Hz net frequency
with a single diode will produce a 50Hz ripple. A bride on 50Hz will produce a
100Hz ripple. In areas where there is a 60Hz net, the numbers will be 60, and
120Hz. Could it be that the
Hi Peter,
I had a look at my junk bin, and I have 20+ used (untested) DIP numitrons.
There are 2 different sizes, one type is marked KW-615-17, the other KW-515.
There are also some marked fdg-5v18.
If you are interested, I’ll charge $20 for my time packing it all up, plus my
cost for
Hi Richard,
I use Lightburn (https://lightburnsoftware.com/ ) for my K40 laser cutter, it
can control a number of different laser cutters depending on the control
protocol it uses. It should not be difficult to find out if it supports yours.
Cheers, Bill
From:
Hi Codi
As a long time biker and Nixie guy, I would like to give you some advice. The
severe vibrations of a motorcycle WILL destroy any nixie in very short order.
As great as the project sounds now, you will be disappointed with that.
Sorry,
Bill v
From:
I have an Eldorado model 1615 in my collection. It has 6 Nixies in the display.
It is cooled with a fan which sounds like a fully loaded 747 taking off! :)
Bill v
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Richard Nicewonger
Sent: Monday, January
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Mac Doktor
Sent: Monday, January 31, 2022 6:52 PM
To: neonixie-l
Subject: Re: [neonixie-l] El Dorado Frequency Counter Restoration
On Jan 31, 2022, at 3:49 PM, Bill van Dijk mailto:theoldpha...@gmail.com
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