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As you probably know that internal electronic are manufactured in Russia. I just repair an ATN MK238. Verything from the image intensifier tube to power supply was shot. I managed to round up 1 gen green Russian image tube, but the ccfl inverter, tolorid coil, voltage multiplier I had to manufactured them. Sorry, wish that I could be more help. stewbison
Jeepers! I have work on these ATN MK238 before. All internal electronic are made in Russia. There are two major problem with them. Image intensifier tube goes lights out, the ccfl inver, coil and voltage multiplier are seal in dielectric jell and epoxy. can't work of them. I can work on them, but I am not. Who ever work on it will need to install a new image tube, manufacture ccfl inverter, fine a coil and manufacture voltage multiplie and get the correct cathode ingnitor voltage, hard. Sorry, I wish you all the luck. They one more option send it ATN and before you send it call ask what the price will be, and get the guys name or record it. stewbison
Hi, the objective lens on this ATN MK238. Now these lenses are Russian Optics
and they manufacture very good to excellent optics. Take the lens to a camera
shop, if they can fix it, then they will know who will. If you send it to ATN
they just throw away your lens and replace it with a new lens. If you are going
to replace the lens then up grade to 90mm to 100mm lens, OK. stewbsion
Sorry to tell you. The image intenifier tube when south with Russian timing. I have picture of the image tube but i can't figure out how to load them here. What are you going to do with the MK338. GB....stewbison
Unscrew front lens front of intensifier tube should have an even bronze tinted coating on glass if it is grey and blotchy the tube is degassed. common fault with this model nightvision wayn
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