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    Making an Aliexpress arcade chassis a bit better

    Something like this maybe. Alot of assumptions and "sounds about right" in this at the minute.
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    Making an Aliexpress arcade chassis a bit better

    OK... I have am idea for a degaussing circuit. AC live to an NO relay, AC neutral to one pin on the degaussing coil. The other NO relay goes to a PTC thermistor. The other side of the PCT goes to the other side of the degaussing coil. The AC goes to a AC to 12v DC converter. 12v DC from the...
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    Chandy Cab Restoration

    I was hoping to have this one done before these turned up, but I am still waiting on parts and a marquee to arrive. So for now my focus stays on the Chandy but I'll look at these Exceleenas soon. The complete one is pretty good, the other one is a bit of a project.
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    Chandy Cab Restoration

    Not quite, but they would be if they were as big as the blasts boxes. The Chandy has the 1.5x3" speakers (try finding something that size) in a similar location but mounted on a flat plate that screws to mounts on the side of the cab next to the screen. Easier to access when the screen is TATE...
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    Chandy Cab Restoration

    Was playing around with the monitor setup today and I'll need some convergence strips and/or magnets to get it 100% dialled in. The top is nice and crisp but the bottom could be a little sharper. I want to get the speakers in first as I could see their magnets changing things a little. It has...
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    Help with bad corner convergence

    Tube rejuvenation is an absolute last resort. Try magnets, adjust brightness on the chassis via the chassis brightness pot and bottom flyback pot, recap, check B+ voltage and if all that doesn't work then and only then consider a tube rejuvenation. My experience with Tube rejuvenation is that it...
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    Making an Aliexpress arcade chassis a bit better

    These guys are actually not too bad if you change out a few things to fix some of the reliability problems. Picture is clear on a good tube but there is no degaussing circuit or place to plug it. I documented the steps to rebuilding one of these here: Post in thread 'Chandy Cab Restoration'...
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    Chandy Cab Restoration

    WAITING... Sometimes cab restoration becomes a waiting game. While I was hoping to have this totally completed by this weekend when a pair of Exceleena cabs should arrive, I am still missing a few things I need before I can put the back on. I have ordered 2 speakers to replace the cheap tinny...
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    Chandy Cab Restoration

    I should probably give you a bit of technical information here.... sorry I forgot. Working with 0.8mm polypropylene and lexan was required because the steel inset was 1.6mm thick and the lip for it is about the same. Anything else would have stuck out. The problem with working with these...
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    Chandy Cab Restoration

    4.4 INSTRUCTIONS PLEASE I am not sure I really know what happened when these cabs were designed. Originally there is a butt ugly steel plate above the CPO, with two... ashtrays?... coin trays? The best conclusion I can draw is that this cab was designed by one of those MF that puts cigarette...
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    Help with bad corner convergence

    Yeah that looks like an adjustment magnet which are used for corner convergence issues. Basically a low powered (fridge?) magnet and double sided tape will work. Align on the diagonal between the yoke and corner with the issue. The closer to the yoke and the more powerful the magnet the greater...
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    Chandy Cab Restoration

    A bit more time to play before and after work today and the picture is looking much better. Still needs degaussing (the rebuilt aliexpress chassis lacks a degauss circuit) and there is a slight vertical issue but I have run out of adjustment on the chassis. I will need to think about making a...
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    Chandy Cab Restoration

    4.3 TOTALLY WIRED Spent a day wiring this cab and... it's not pretty yet, and while it looks a little dangerous it's absolutely better than the death trap I started with. First job was getting the 240v in an making sure we had a safe mains earth to all metal parts (CRT mount, chassis shelf...
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    3D printed replacement cases for carts

    Cool. What changes did you make. I get a bit of a gap in one corner with some filiment and not others.
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    3D printed replacement cases for carts

    Is there an updated stl?
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    Naomi Game Key/Zerokey

    Half way through this now I know someone else is interested I may get a bit of motivation to finish it
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    Chandy Cab Restoration

    4.2 SCREEN TIME Ok dropped the screen in and the transformation is huge but... there is always a but with these cabs, some donkey has replaced the (most likely Ugandan) CRT with a chinese tube from a 29" chinese consumer TV and the bezel sticks out. I have seen this before with replacement tubes...
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    Chandy Cab Restoration

    4.1 LIGHTS CAMERA ACTION Marquee lights are a bit of a problem in this cab. Again these MFs went to Uganda to find their marquee light and its a tiny neon tube that needs high voltage (maybe 240v maybe 120v who the F knows as there is no information on these anywhere). Well that needed to go...
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    Chandy Cab Restoration

    Any good cab needs to warn you about the risks. I am not sure I am happy with that location, maybe I'll try the middle of that door.
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    WTB Monkey Ball Naomi cart

    Almost a bet.. ohhh I like those
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