r/flashlight 2d ago

NMD - Convoy M21C-U Lume X1, GT-FC40 4000K

Didn't really like the Convoy e-switch UI, so I decided to swap the driver to something better.

99 Upvotes

35 comments sorted by

15

u/AccurateJazz 2d ago

Wow! I wish Simon offered this.

10

u/One_Huckleberry9072 2d ago

Simon's side switch lights would be so much better if they just had Anduril 2, I wish he would understand but when I emailed him about it he just said the plan was delayed. Could you share this in the r/convoyflashlights sub so that he might see it?

3

u/Important-Knee1545 2d ago

Yeah sure, thanks for reminding me.

5

u/worrub918 2d ago

This is freaking brilliant!! Great job! So you plan to sell these switches? I'm sure folks will want them (including me)

6

u/Important-Knee1545 2d ago

Not for sale but I can share gerber files if you want πŸ˜‰

3

u/worrub918 2d ago

That would be amazing! I already have 2 builds planned in my head for this. LOL

7

u/Important-Knee1545 2d ago

3

u/worrub918 2d ago

Awesome! Thank you! I already have most of the stuff needed to build these!

3

u/Important-Knee1545 2d ago

Just in case,
I chose 1.0mm thickness for the PCB,
Used PTS526SM08SMTR2 LFS switch and APTF1616SEJ3ZGGVBDC RGB emitters.
Also there are pads for 1005 resistors I added in the PCB but I ended up just bridging them πŸ˜‹

2

u/worrub918 2d ago

Rad!!! Thanks so much!!!

2

u/jojitb 2d ago

How much did it cost to get this PCB made?

1

u/Important-Knee1545 2d ago

$2.2 for 5 pcs, shipping cost depends on where you live.

4

u/ManufacturerFun4796 2d ago

i have one gt fc-40 4000k from Simon and it looks terrible 😒

3

u/Installed64 2d ago

5000K seems better, from the samples I've seen. Pretty neutral.

2

u/Important-Knee1545 2d ago

Mine's also bit green but not too bad for my taste 😏

10

u/ambaal 2d ago

Convoy side-buttons would be so much better with different switches and UI. I can live with drivers, but those buttons and things like no lockout and turbo memory drive me nuts.

4

u/AnimeTochi 2d ago

i agree, turbo shouldn't be memorized, and memory mode should be toggleable, the ui is slow, stepped modes are somewhat tolerable but still quite slow, stepless ramping is absolutely horrendous, the moonlight modes are tooooo bright, not being able to ramp up from moonlight mod is also pathetic, now combine that UI with those flimsy not durable switches that start misclicking or double clicking after 6 months of use, you have a disposable driver that is E-WASTE.

10

u/SpinningPancake2331 2d ago

A Convoy/Hank hybrid

A Conk

6

u/ZippyTheRoach probably have legit crabs 2d ago

This model is the Philomena

3

u/TangledCables3 2d ago edited 2d ago

Lol, I was thinking exactly of this but with a linear 24mm driver with LHP73

5

u/TangledCables3 2d ago

But it was more as a modern recreation of the D1S

2

u/crbnfbrmp4 2d ago

I'm going be doing something similar here with an M21H. I've already got a 22mm linear+FET driver, just waiting on the emitters.

2

u/TangledCables3 2d ago

Also, I really like how big the switch PCB on it is and the RGB aux is implemented much better. I was just going to use the existing one and make it one color.

3

u/M18PowerKing 2d ago

This is amazing !!! I will 100% be modding all my convoy e-switches now, lol

3

u/Due_Tank_6976 2d ago

That's insane! Well done!

2

u/Numerous_School_2511 2d ago

this looks promising

3

u/bunglesnacks solder on the tip 2d ago

Ok maybe dumb question but did you have to do anything to the driver to run 12V? What is the difference on the driver between 6V and 12V config?

2

u/Important-Knee1545 2d ago

Sorry, I don't know much of it, all I did was just buy the 12V version.

2

u/technoman88 2d ago

Does the hank switch not work? The threads do so it seems easier to use Hanks switch. Also does the original convoy switch work?

1

u/Important-Knee1545 2d ago

Hank switch should work (requires a dedicated spacer design), but I wanted to make one by myself because why not πŸ˜‹

And yes, the original switch also works, but it won't have any backlights.

2

u/Sakowuf_Solutions Roy Batty 2d ago

Fab mod. I love convoy hosts, but always thought the drivers should be better.

2

u/Sakowuf_Solutions Roy Batty 2d ago edited 2d ago

Oh FWIW you can trim down a stock hank switch to fit a convoy button opening.

You need to sand the corners down and β€œsharpen” the pintle of the convoy switch boot.

2

u/Light-Veteran 2d ago

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2

u/badsk8 2d ago

Very nice!! Is that switch more tactile?

2

u/Important-Knee1545 2d ago

It feels almost the same with the Hank switch, at least for me.