Recent content by Some bloke

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    Nanjg AK-47 woes

    Thanks very much chaps. Her indoors had cleaned up my carefully laid out piles of stuff and I was using one of several batteries that had previously bench run my 501b conversions for over 90 minutes - and were awaiting recharge. :fail: Please don't tell anyone about that. :shakehead
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    Nanjg AK-47 woes

    Hi, Regarding:3* AMC7135 4-Group 2~5 Modes LED Flashlight Driver Circuit (Nanjg AK-47A) Nanjg AK-47A: 1050mA / SKU: 1122400 from Fast tech. I have used umpteen of these in the past without problems but am having issues with the latest two batches. I am following these instructions: Connect...
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    Sold/Expired P60 modules -warm, neutral, cool white/XRE-XPE-XPG-XML-U3 / NICHIA 92CRI PART 11

    Yep - 850nm Oslon black for your rear add-on rig. You don't want any spill outside of what you can see through your scope so reflectored is not good. Blacked spacer and Ahorton lens sees more of the emitter cone (so more light) than standard blacked reflector/DX lens.
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    Sold/Expired Ahorton's sales (Lenses, headlamps ...)

    I see you made here OK bullseye. I just use the old lens retaining ring in front of the lens and adjust it to push the lens to the torch body when the head is screwed all the way on.
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    Can mode % be changed?

    Thanks for that sir. I use them with three chips for some LED's and two chips for another type.
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    Can mode % be changed?

    Hi chaps, I have a few of these for 501b IR illuminator conversions : http://www.fasttech.com/products/1612/10001684/1122400-3-amc7135-4-group-25-modes-led-flashlight-driver-c Is there a way to modify the medium and low values to higher percentages? If not, are there similar ones with maybe...
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    Any info on this driver?

    Hi Chaps, I wonder if anyone has any information about this driver please. I bought some red LED 501btorches to sample them prior to possibly converting to cheap air rifle range lamping torches. Turns out the LED performance is very poor and they dragged about 900MAH so I decided to dump the...
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    2 group Nanjg 105c - single mode option?

    Cheers, I was going by memory and thought the INT outdoor one looked the same as mine. I have now pulled them out and see that there are no resistors above the MCU on mine, so that seems to make at least 3 different variants of the 105c driver.
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    2 group Nanjg 105c - single mode option?

    Thank you gents, the ones here have the same resistors to the left of the MCU as seen in the photo - and the same ones as above it. That second one has different resistors and layouts, is it perhaps an earlier or later version?
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    2 group Nanjg 105c - single mode option?

    Hmm, now that I have done that, thanks to Tana, I feel the beam is too large through the 27.3mm Ahorton lens. Could anyone maybe suggest very bright smaller LED please?
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    2 group Nanjg 105c - single mode option?

    You are a star sir, thank you very much for your help.
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    2 group Nanjg 105c - single mode option?

    Hi, I'm making up one of these P60 copper drop-in modules for Ahorton lens, with an XM-L U2 led, using 2 group Nanjg 105c driver at 2800mah from fasttech I have laying around, single li-ion. It will only be used for brief duty cycles looking for door numbers and causing the house occupier to...
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    Sold/Expired LED-TECH XML U3 2S P60

    That sounds a bit too advanced for me TBH. :)
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    Sold/Expired LED-TECH XML U3 2S P60

    I was just scanning through the forum and realised us Brits have different ideas about what a P60 copper heatsink module is. I make these at a focal length to suit Ahorton lenses to convert 501B torches into throwers for night shooters:
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    De-dome or not for P60 aspheric.

    We primarily use Watec 902H BW low lux cctv cameras with little or no adjustment beyond high and low gain.

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