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Questions tagged [buying]

Questions seeking recommendations for specific products or places to purchase them are off-topic as they are rarely useful to others and quickly obsolete. Instead, describe your situation and the specific problem you're trying to solve.

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39 votes
9 answers
4k views

Parts shortage, no stock, what now? (canonical reference question)

As a small business, student, or hobbyist, sometimes the parts I need are unavailable (no stock anywhere). Maybe authorized distributor will take order but they will not ship for 10, 20, 30 weeks, ...
MarkU's user avatar
  • 15.1k
15 votes
5 answers
11k views

How to find socket for ThinkPad keyboard ribbon cable connector?

I am looking for a socket which is able to receive the connector of the ThinkPad X41's keyboard ribbon cable. How do I identify the socket so that I can find it on the (German) market? Background: I ...
feklee's user avatar
  • 1,301
2 votes
1 answer
2k views

Understanding the difference of optocouplers vs relays and choosing the right replacement

I'm a bit overwhelmed by the sheer amount of variations in optocouplers and since I've never used one before in any project I don't really know what criteria to look out for. A colleague of mine ...
HackXIt's user avatar
  • 163
0 votes
1 answer
359 views

is there a difference between these 3 diodes?

http://www.mouser.fr/Search/Refine.aspx?Keyword=1N5819-E3/73 1N5819-E3/73 1N5819-E3/53 1N5819-E3/54 the first one is 4x cheaper than the last, why ? aren't they all the same ?
thp9's user avatar
  • 123
1 vote
1 answer
149 views

Linear solenoid specifications

I want to buy a linear solenoid that has the following specifications in the Datasheet: 24 VDC 9W 100% Duty Cycle 18W 50% Duty Cycle 36W 25% Duty Cycle 90W 10% Duty Cycle And the following force-...
Optical_flow_lover's user avatar
0 votes
3 answers
3k views

Where to buy an SR Latch [closed]

I am looking for a simple SR Latch. I'm new to electronics though and just doing a hobby project/teaching myself. Are SR Latches sold (I'm hoping to avoid building mine because I actually need at ...
William's user avatar
  • 349