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Digital voltmeter display reccomendations

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Grinner View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Grinner Quote  Post ReplyReply Direct Link To This Post Posted: 08 February 2015 at 10:47pm
yes its adjustable. via brass screw on top of blue thing. (very techy info ere)
can have constant read out of output voltage or input voltage. or off.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sapro2 Quote  Post ReplyReply Direct Link To This Post Posted: 09 February 2015 at 10:18am
I have ordered one. It will take a month to arrive though. It must be on a slow boat from china.
I do not understand how they can make it for less than 3 quid. The postage was almost as muchQuestion
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Post Options Post Options   Thanks (0) Thanks(0)   Quote slaz Quote  Post ReplyReply Direct Link To This Post Posted: 09 February 2015 at 6:08pm
Originally posted by Grinner Grinner wrote:


http://www.ebay.co.uk/itm/New-DC-3-35V-To-3-5-35V-100W-LED-Voltmeter-Step-up-Adjustable-Power-Boost-Module-/141149814807?pt=UK_BOI_Electrical_Test_Measurement_Equipment_ET&hash=item20dd2f4017&clk_rvr_id=777113488146&rmvSB=true
as long as you don't want to draw more than 100w from it that is at diff voltage
tested it for well over 40hrs with no probs


Look near the bottom of that listing though .... says 65W if the input voltage is low (e.g. 12V).
Usually the power limitation on these things is the input current.

I've been looking into DC-DC converters a bit .... starting a new thread in here.

REMEMBER....POLITICIANS AND DIAPERS SHOULD BE CHANGED OFTEN AND FOR THE SAME REASON
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Post Options Post Options   Thanks (0) Thanks(0)   Quote amlu Quote  Post ReplyReply Direct Link To This Post Posted: 14 February 2015 at 10:48pm
for battery voltage  i find analog meters much more useful.

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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sapro2 Quote  Post ReplyReply Direct Link To This Post Posted: 17 February 2015 at 1:33pm
Originally posted by amlu amlu wrote:

for battery voltage  i find analog meters much more useful.



Why is that?
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Post Options Post Options   Thanks (0) Thanks(0)   Quote amlu Quote  Post ReplyReply Direct Link To This Post Posted: 20 February 2015 at 11:02pm
when amps play bass the voltage drops, digital ones dont pick it up correctly.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Earplug Quote  Post ReplyReply Direct Link To This Post Posted: 21 February 2015 at 12:37pm
LEDs are usually a bit slower than a needle. Also, the digital meters will sample the voltage every 'X'ms, so not a continous display, but that is what digital means. In any case, I don´t think it really makes that much difference, maybe a matter of taste, like people who prefer desks with analogue VU´s!  Smile


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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sapro2 Quote  Post ReplyReply Direct Link To This Post Posted: 23 February 2015 at 7:35pm
Ok, ive just got the led volt stepper and display module. Will be collecting my SLA from bimble solar on friday so i will have a good fiddle. There were a bunch of us dancing around it (on mains) at the weekend. Nice.

Cheers

Edited by Sapro2 - 23 February 2015 at 7:38pm
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