Author Topic: FS: LM1881 Sync Cleaners  (Read 315 times)

bust3dstr8

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FS: LM1881 Sync Cleaners
« on: January 31, 2015, 08:56:20 AM »
I will be offering assembled LM1881 sync cleaners pcbs. These things are tiny at 19mm X 13mm x 3.5mm (0.75in X 0.50in X 0.15in). Small enough to fit easily into a Scart cable.

These are made using all name brand parts ( Texas Instruments, Kement and Panasonic) no cheapo
Chinamart knockoffs. The pcbs are also fabbed right in NJ USA.

USA Pricing Shipped:  1-$15  3-$37  5-$55
International Pricing Shipped:  1-$19  3-$42  5-$59




Install on a Jamma Genesis




Scart Install by PunkicCyborg



« Last Edit: February 01, 2015, 01:54:43 AM by bust3dstr8 »
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GohanX

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Re: FS: LM1881 Sync Cleaners
« Reply #1 on: February 01, 2015, 03:41:08 AM »
That's friggin sweet.

bartre

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Re: FS: LM1881 Sync Cleaners
« Reply #2 on: February 01, 2015, 04:29:16 AM »
soooooooooooooooooooooooooooooooooooooo.
what exactly does a sync cleaner do?

bust3dstr8

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Re: FS: LM1881 Sync Cleaners
« Reply #3 on: February 01, 2015, 09:37:51 AM »
It extracts Csync from Cvid and also cleans up dirty sync signals.
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Nec.Game.head

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Re: FS: LM1881 Sync Cleaners
« Reply #4 on: August 18, 2015, 06:20:52 PM »
Wow I'm definitely gonna need some of these for future projects !! Fantastic little Sync cleaners !!
Finally playing these games I couldn't get my hands on back in 91' !!! Nec fan always !!!

ClodBuster

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Re: FS: LM1881 Sync Cleaners
« Reply #5 on: August 18, 2015, 06:53:18 PM »
What does it exactly do to the picture?

They tried to make me do a recap
I said no, no, no

DragonmasterDan

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Re: FS: LM1881 Sync Cleaners
« Reply #6 on: August 19, 2015, 01:04:59 AM »
What does it exactly do to the picture?

It's a Sync Stripper. It's useful if you have an RGB monitor that requires clean synch.

In a lot of cases old game consoles output the sync information for RGB via composite video. If you're using an NEC XM family monitor for example, it won't be able to pull the synch information. This chip filters out the composite video signal so that the sync information is separated.
--DragonmasterDan

ClodBuster

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Re: FS: LM1881 Sync Cleaners
« Reply #7 on: August 19, 2015, 02:58:34 AM »
Thanks!

They tried to make me do a recap
I said no, no, no