GSSL - will this meter work?

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frazzman

Well-known member
Joined
Sep 14, 2010
Messages
365
Location
Melbourne, Australia
Hi guys,
I'm trying to work out an LED meter PCB to use for a GSSL, now that the PICO PCB can't be obtained i'm trying to find an alternate that does the same job, anyone think this will fit the bill?:

http://cgi.ebay.com/10-LED-Bargraph-display-Meter-PCB-LM3914-5-6-multi-use-/330377869958?pt=LH_DefaultDomain_2&hash=item4cec0e3a86

It uses the same IC but it doesn't have a TL071 chip, I think the GSSL needs the voltage inverted when tapping it frm the mainboard..?

Any ideas?
 
It might. I don't know for sure and I doubt it highly, but this might help

http://www.jlmaudio.com/VU%20Buffer.htm

I'm currently trying to figure out some LED stuff myself. It's quite esoteric it seems.

Good Luck,
JB
 
Thanks for the reply,

There was a good thread here about it --- http://www.groupdiy.com/index.php?topic=9634.20
However, theres no 'commercial' solution ... just a PCB design..

Shame we can't get PICO GR meter PCB anymore...

I dont know if the JLM solution will work as its not actually a VU meter... I think the meter PCB I found on ebay will work if you could somehow incorporate the TL071 chip
 

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