[sdiy] buying component tester

MTG grant at musictechnologiesgroup.com
Thu Apr 29 18:40:38 CEST 2021


I agree that they are useful for repairs.  I bought the deluxe version @ 
$24.75 LOL:

https://www.circuitspecialists.com/universal-component-tester-csi-tc1.html

Keep in mind that it's another thing you will need to recharge using a 
micro-USB adapter. Honestly I think I have two dozen things I need to 
charge every few months just to keep them alive.

GB

On 4/29/2021 8:39 AM, Steve Lenham wrote:
> I think a lot of these are based on the same original AVR-based design, 
> which was released open-source and subsequently copied to death in the 
> Far East. On the positive side, lots of enhancements have been added to 
> both the hardware and firmware over the years and there is a lot of 
> information readily available.
> 
> There are some very long discussions on sites such as EEVblog about it, 
> e.g:
> 
> https://www.eevblog.com/forum/testgear/$20-lcr-esr-transistor-checker-project/3325/ 
> 
> 
> I bought a kit off eBay for one of the common variants (referred to as 
> "2578AY-AT"). It was very cheap and has been very useful. Using advice 
> from that forum discussion, I replaced a handful of the standard 
> components with close-tolerance parts to increase the overall accuracy a 
> bit, though I have never actually made any attempt to assess how 
> accurate it is.
> 
> Would I use it if I was building life-support equipment? No.
> Would I use it for almost anything else? Yes. for the price, it is a 
> no-brainer. Start there and see whether you need anything more - chances 
> are that you don't.
> 
> Cheers,
> 
> Steve L.
> Benden Sound Technology
> 
> 
> On 29/04/2021 16:11, S Ridley via Synth-diy wrote:
>> Jean
>>
>> If you're not sure what you need, you might want to consider one of 
>> these:
>>
>> https://www.youtube.com/watch?v=7Br3L1B80ow 
>> <https://www.youtube.com/watch?v=7Br3L1B80ow>
>>
>> I don't know if it's accurate enough for you, but it's very cheap and 
>> it'll help you decide what you really need.
>>
>> Steve
>>
> 
>>
>> On Thu, 29 Apr 2021 at 15:25, Jean Bender via Synth-diy 
>> <synth-diy at synth-diy.org <mailto:synth-diy at synth-diy.org>> wrote:
>>
>>     Hi !
>>     I'm More and more thinking buying a decent component tester.
>>
>>     Is There something ok which could Give me an accurate result with
>>     resistor, condensators and transistors ? Or should i only look at
>>     transistors and condensators ?
>>     Also, by "decent" i mean something around 150e max. If it exists.
>>     Thanks for any tips !
>>     Best
>>     J.
> 
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