My design uses the crt driver boards, to drive the crt tube, the circle generator circuit and the software part is from sgitheach. Scope clock and nixie tube clock with best accuracy eeweb. But it does describe a fully working design that could easily be progressed to completion. With a few simple tools and some patience and attention to detail, anyone can mount their scope and do it right. The actual calculations are beyond the scope of this document. The numbers are formed from circles, lines and arcs, just like the numbers. While most digital clocks use a sevensegment display optimized for low cost and ease of manufacture, the sc200 display is optimized for aesthetic appeal.
Its built in the case of a 1960s rca oscilloscope, using only the original scope tube. I would not recommend this for someone with no experience soldering. The second version of the scope clock is currently in production and will hopefully be on sale soon. All of the display characters are drawn as vector images, unllike the avr based. Most tube scopes use ac coupling, but if the deflection amplifiers are. Here is a great scope clock from ulf pambor megascopeclock v 2 3. The 50hz version can be found on his scope clock webpage link provided. It allows you to choose from 3 different speeds as well as a pause mode as well as sidereal tracking for total control. In terms of aesthetics, the exposed tube is a striking change from. Difference is, no leds, some parts are in a dip package and as well board is more larger. The acrylic case is very clever and shows the clock off nicely. This is an actual cathode ray tube with ten cut masks. This is a snapshot of my fully working test bed for ideas, alternatives and experiments. What others are saying about the avr oscilloscope clock.
The nixie numerical indicator experimental vacuum tube was invented in 1952, and commonly used in equipment displays up until the early 70s. The board contains the necessary power supply circuits to. Connect to your own compatible crt and construct your own enclosurehousing. Below is information for your mumdmw series camera.
In addition, it can be used alone as a function generator. Make your xy capable analog oscilloscope more useful your oscilloscope can do a lot more using the. My rendering of the scope clock before it was fully built. Clocktiming clock buffers, drivers integrated circuits. An xy monitor is essentially a low frequency oscilloscope without the timebase section. Once assembled and working, you can use it as a clock or since it can be reprogrammed you can use it as a starting point for various hacksmods or a programming project. Crt clocktvscope page 3 9302008 introduction the crt clocktvscope is the result of efforts to develop a reasonably simple circuit that incorporates a few common and fun uses of an electrostatic crt. A second layer of wood with the inside area cut out was added to the base of the existing tube oscilloscope to house the electronics. The kit included all components necessary to assemble the board shown below, including a preprogrammed atmega168 microcontroller. Very useful for canadian companies, schools, and experimenters that need access to sophisticated, low cost electronics. The numerals are formed from circles, arcs and lines. The heart of the clock consists of an esp32devkitc module from espressif. They have long been replaced, but i love these classic pieces of electronic history. This is the newer model with the white bushnell lettering and the red dot does disappear at around the 10 oclock when you look through it at a certain angle.
More specifically, could i create a second display unit the acrylic tube on the left using a crt with a soft, longpersistence blue trace. As the iv22 vfd tubes have the same dimensions as the in12 nixie tubes used in the original clock, we decided to use the same setup. After you pick your camera series in the left drop down menu, select windows under select operating system. Although originally never used for time telling, today a clock is a great way to admire their beauty. Although originally never used for time telling, today a clock is a great way to admire. The new design raster style kit is a professionally made pc board and the components to populate it. Electrostatic cathode ray tube project 1 labguys world. Seven nand gates and on e driver are connected in pairs to make bc d data and its. Alan parekh on hacked gadgets that pretty much puts all of the oscilloscope art i have seen to shame nginuity on hacked gadgets. With the new keymod style attachment system machined into the tubestyle forend, everything went together like a welltuned clock. May 21, 2009 until now, david forbes scope clock kit version 2 was the nicest scope clock ive ever encountered.
Clock drive mechanism in the pier of the german equatorial mount for the 8inch refracting telescope at aldershot observatory. Sparkfun o clock, avr oscilloscope clock kit and labguys various crts 20141216 in the first photo we see the sparkfun avr scope clock kit, on the left. To reduce the effects of jitter when switching from one driver to the another, it is useful to calibrate the drivers to a common ensemble offset. Homemade scope clock dg7 tube and pic16f876 updated. The 6digit vfd clock design was inspired by the very popular 6digit nixie clock. This is the newer model with the white bushnell lettering and the red dot does disappear at around the 10 o clock when you look through it at a certain angle. I wanted to openly display the crt, and use as small a case as possible. With a similar acrylic enclosure the clock looks very familiar, yet different. When more than one clock driver is supported, it is often the case that each shows small systematic offset differences relative to the rest. Unfollow oscilloscope clock to stop getting updates on your ebay feed. The oclock can convert your xy analog oscilloscope into an analog clock or terminal. We opted to use iv22 vfd tubes for the digits together with dm160cv6094 tubes for the colon separators. Dutchtronix avr oscilloscope clock on tektronix tds3034b. It is based off of the thiemwork scope clock kit 99,00.
Spheres canadian test equipment site contains an extensive inventory of all kinds of new and used electronic test equipment, service parts, bargains, electronic parts and other items. Dec 07, 2017 as the iv22 vfd tubes have the same dimensions as the in12 nixie tubes used in the original clock, we decided to use the same setup and dimensions for the new design. In the background are the high voltage driver boards and in front of those is my 1ep11 blue phosphor crt. Other crt cathode ray tube types can be used, you can even rip one from an old and maybe dead oscilloscope, then you also get the powersupply and stuff, if. A fully assembled clock with homemade plexiglass case including the 14 thick base and 18 thick shroud or dust cover. In terms of aesthetics, the exposed tube is a striking change from all other scope clocks that ive seen to date. The project shows a nixie clock that is accurate to a few nanoseconds a day while being synchronized with a cesium atomic clock.
The pcb was mainly designed to drive a 2inch to 3inch oscilloscope crt, but some 5inch crts will work. If youre not sure what model camera you have, it will say on the. The eico 430, a very old scope filled with vacuum tubes has no invert. The oscilloscope clock by howard constantine kickstarter. I wrote to all the scope, ring, and mount manufacturers, and asked them to put perfect 12 o clock index lines on all their products to minimize the bubbleizing required. The oscilloscope clock iii analog version by howard. The display of the clock is a crt display originally intended for oscilloscopes. Scope mounting can seem like a huge undertaking after all the painstaking research on calibers, shooting platforms and optics you want to be sure your scope and the bore of your rifle are both pointing at the same target when you head to the range. Features the scope clock displays the time on a 3 diameter oscilloscope tube crt. Pulse instruments has a long history of developing clock drivers for demanding ccd and fpa test applications.
The scope clock displays the time on a small oscilloscope tube. May 10, 2009 the second version of the scope clock is currently in production and will hopefully be on sale soon. This page does not describe a scope clock fully built, cased and finished. Until now, david forbes scope clock kit version 2 was the nicest scope clock ive ever encountered.
Fully assembled clock with 14 plexiglass base and handmade 18 plexiglass shroud dust cover using 6lo1i soviet crt. Deep down i knew it and scope clocks like it existed, but id never taken the. I just wish bushnell wouldve kept the original model. Jun 11, 2016 this is a scope clock kit i got from a friend to my birthday some months ago. All of the display characters are drawn as vector images, unllike the avr based scop clock kit sold by sparkfun electronics. The scope clock needs an electrostatic deflection crt to operate.
The tubes used in this ultrasimple oscilloscope are. Build your own simple old school cathode ray tube oscilloscope, lissajous display, or a retro tube scope clock with this simple crt driver board. Buy the catahoula technologies oscilloscope crt driver pcb. Early experiment with the circuitry for the scope clock. Adding a scope clock board kit is in the plans as well. Ctsfrequency controls cypress semiconductor corp diodes incorporated linear technologyanalog devices maxim integrated microchip technology nexperia usa inc. This is another kit built using a 6lo1i with battery backup. Regardless of the series you choose between these three, the same downloads will generate for you. This kit is super popular, and the supply of tubes is harder to get.
Since the vortex scope retained a fully adjustable openstyle snipertarget turret and etched moa elevation and windage adjustment dots in the reticle, i simply turned to hornady ballistics data online and fed my computer the bullet data to build a firing solution. This is a scope clock kit i got from a friend to my birthday some months ago. Select the appropriate camera series on the left drop down menu, under select camera. The pcb was mainly designed to drive a 2inch to 3inch oscilloscope crt, but some 5. The lowest layer top in the table is the fast crt driver in crt. I was lucky to purcase two used but working dg7 tubes and a transformator cheap, one from mullard and one from phillips. The custom case and mount were made by the builder.
How to mount a scope and not screw it up pew pew tactical. But as long as its mounted it shouldnt really be much of an issue. The tube oscilloscope before i decided to move the guts undereath and turn it into a scope clock. The builder used a 3 crt and custom built the mounting block.
Oscilloscope crt driver build your own simple old school cathode ray tube oscilloscope, lissajous display, or a retro tube scope clock with this simple crt driver board. Tiny tv mark 2 and erics 3 boards driving a 3jp7 radar display tube. Sparkfun oclock, avr oscilloscope clock kit and labguys various crts 20141216 in the first photo we see the sparkfun avr scope clock kit, on the left. This avr oscilloscope clock is available as a kit, using all throughhole components. My biggest limitation in designing the crt driver was finding a transformer for the. The orion truetrack dc drive system provides dualaxis control for highpower viewing and photography with the skyview pro mount. The companys first commercial product was the pi driver module, and the highly successful pi451a ccd driver plugin for tektronixseries mainframes launched the company into the forefront of the industry. In astronomy, a clock drive also known as a field rotator is a motorcontrolled mechanism used to move an equatorial mounted telescope along one axis to keep the aim in exact sync with the apparent motion of the. Kit includes the pc board, components to populate it, preprogrammed microcontrollers, transformer and assembly instructions.
Crt clock tv scope page 3 9302008 introduction the crt clock tv scope is the result of efforts to develop a reasonably simple circuit that incorporates a few common and fun uses of an electrostatic crt. The o clock can convert your xy analog oscilloscope into an analog clock or terminal. Here are the scans of a nixieclock from 1969 taken from the funkschau 1969. For help with your mamcmt or hd1080 camera, you can click here. Scope clock kit oscilloscope clocks and nixie clocks. For assembly instructions, user manual, code, schematics, and more, please visit the ice tube clock webpage. The oclock is based around an atmega328 which is interfaced with a ds7 rtc module and an ad7302 dac.
The board is designed to work with various 1 to 3 inch diameter electrostatic crts and works well with the dutchtronix scope clock kit. Scope clock and nixie tube clock with best accuracy. Its the first scope clock ever that puts a dualbeam crt to good use one beam for the clock display, and the other for the earthquake and map overlay. Both types of tubes are still available in relatively large quantities. This is a scope clock from i built it a couple of years ago, but just got around to posting a picture. The bubblizing the scope riflemounts for levelness is the time consuming, detail stressing part of the process. At the time of writing this webpage the tube and its socket are readily. Furthermore, you can buy the catahoula technologies oscilloscope crt driver pcb to help. Product index integrated circuits ics clocktiming clock buffers, drivers. Nov 01, 2015 my design uses the crt driver boards, to drive the crt tube, the circle generator circuit and the software part is from sgitheach.
Sc200c scope clock board kit assembly and user manual. The clock shown here is an old atlas secondo from 1972. Sc200c clock user manual 41008 4 introduction the clock the sc200 scope clock is an electronic clock that displays the time on a small oscilloscope tube using artfully drawn numbers. The clock works best with a tube made for 1500 to 2000v second anode voltage such as the 3rp1. Many other scope clocks including my own scope clock 1 use a pair of dacs to drive. Clock drivers for ccd, fpa and cmos image sensor testing. Euroaluminiumkuhlrippenprofilgehause 165 x 110 x 55 mm. I found that the pcb slides perfectly into an aluminium case from conrad 522945. It is very similar to the avr oscilloscope clock kit, but this board is all smd and comes fully assembled. Welcome to your mumdmw series camera driver and software installation for windows. Earthquake display the aftershock clocks wifi module connects at regular intervals to two public apis servers to collect the latest earthquake events. I designed another simple transformerless tube oscilloscope years later for use in the scope clock, so be sure to check that out. The second photo is the same set up with my green phosphor 1ep1.