electronics

  1. H

    how would i calculate resistance using Vcc, input impedance and logic-high threshold?

    • Hamzah712
    • Thread
    • calculate elecrical design electrical electronics impedance input resistance using
    • Replies: 3
    • Forum: UK Electrical Forum
  2. pe2dave

    Electrical... electronics... plumbing?

    In my first job from school I was eventually worked out as computers took over. Recent adverts (Google smart thermostats) had me wondering just where this device installation fits? Wifi. Electrical. Plumbing connections. Is this just an example of 'modern' household kit getting smarter...
  3. C

    Fast track electrician qualification for someone with a Masters in electronic & electrical engineering and 12 years experience

    I hope everyone is well. I know fast track courses are frowned upon but it would be great to have people's constructive thoughts/recommendations on a fast track electricians course for someone who has a masters in Electronic and electrical engineering and 12 years electronic design experience...
  4. H

    Can some help me pls?

    basically i have this circuit diagram for a digital alarm clock but i dont really understand the circuit like things like why each component is there and whats its purpose. i only understand the obvious component like the thermistor is there to sense temperature i just need someone tell me the...
  5. F

    Degreaser in electronics

    Evening all When fixing the broken air intake pipe on a 2013 Qashqai I decided to degrease the oil and dirt from the engine. Looks like I was a bit too generous applying it and has found its way into the electronics. Several strange things are now happening. The odb port doesn't connect...
  6. B

    Water on electronics, no breaker drops

    Hi everyone, I rented out an outdoor space for a party and they brought a DJ. Unfortunately there was a water pipe that burst and showered the entire party as well as the DJ stand (just my luck). The DJ is now telling me that all of his equipment is fried, laptops, TV, disk players...
  7. Z

    Toolkit for fixing phones?

    Hi, I fix games consoles, mainly old gameboys as a hobby. I'm wanting to get into fixing phones and tablets to get more customers. Can anyone recommend a toolkit for fixing more delicate electronics like iphones?
  8. Paul Williamson

    New to this forum but an old electronics engineer

    Hi everyone, I'm new to this forum and hope that I can help others as well as getting help myself. I'm a 17th edition installation sparks and waiting to complete an 18th edition. I was an electronics engineer back in the day, but things have progressed so fast, I don't know what info I have in...
  9. BruvDunk

    Old spark now lurking in biomass

    Electrician for many years who slipped into EC&I/ Maintenance and eventually Biomass STL, but keeping my feet in the water on all things Electrickery!
  10. SJD

    Curious box enclosing meter, with electronics

    Can anyone cast some light on a curious meter I came across today. The old-style meter has a circuit board fitted on top, and the whole lot enclosed with a Perspex cover, with meter seals at each corner to prevent access. See photo below (hopefully). What is this for? I'll try to add a...
  11. F

    Installing electronics in wall cavity - Regulations?

    Hey guys, This is at very early planning stages, but I am looking into the feasibility of installing a smart bathroom mirror TV. What I am looking at is installing a monitor/TV behind a two way mirror. It would be further than 60cm away from the bathroom tap so I believe it counts as being...
  12. Doomed

    Filtering for electronics lab

    Have been asked to quote of doing the electical install for an electronics lab. They are dealing with sensitive equipment, and are already effectively building a faraday cage to be bonded to earth. The supply to the sockets must all be in metal trunking with filtered sockets. So far so good...
  13. S

    Voltage drop and harmonics in multicore cables

    Hi All, Could anybody help me to understand the connection between harmonics and voltage drop in multi-core cables. I understand that voltage drop is directly proportional to the load current and length and inversely proportional to the cross sectional area of the cable. Will the additional...
  14. K

    New member: Introduction

    Hi All, I am an Electrical & Electronics Engineer worked in the Electrical, Electronics, Telecommunication & IT industry for last 35 years. Now I am preparing to move into design, Implement and test domestic electrical installations specifically want to specialise in home automation/smart home...
    • Kathir.Sris
    • Thread
    • electrical electronics introduction member new new member thank
    • Replies: 3
    • Forum: The Welcome Forum
  15. D

    On/On/On or On/Off/On Light switch?

    Looking at doing a PIR Outdoor Light for my sister. Wonder if there is a On/On/On or On/Off/On light switch, i can get them in Electronics Just means i could have it set to PIR / Off / Always On If i look up such switches i get Electronics and if i look up Light Switches i get normal bog...
    • DuaneMHunt1976
    • Thread
    • electronics light light switch position switch switches
    • Replies: 3
    • Forum: UK Electrical Forum
  16. S

    Welcome Allan Kinnear to ElectriciansForums.co.uk The Electrician Talk Forum.

    This is an automatically generated notification, @Allan Kinnear has registered to ElectriciansForums.co.uk Welcome to the forum! Be sure to have a click around and let us know what you think. If you could let us know what brings you here that would be cool. :-)
    • Sintra
    • Thread
    • electrician electronics experience talk welcome
    • Replies: 1
    • Forum: The Welcome Forum
  17. C

    Electronics Application Learning Resources / Courses

    Hi All I have just taken a job as a Product Manager at a company I have worked for for 20 years. Up to this time I have been in Logistics. I have a good understanding of our product range and what we offer. What I am really desperate to improve on is my knowledge of how our customers apply...
    • craigj1303
    • Thread
    • application courses electronics learning resources
    • Replies: 5
    • Forum: UK Electrical Forum
  18. P

    Basic Circuit - Ohm's Law

    Hi, I've signed up to these forums hoping to get a little help with a basic understanding of electronics. I have two daughters age 9 who were bored last weekend, so I went to my local electrical shop and purchased a random basic beginners Electrical kit as the shop keeper thought suitable. I...
    • Phibir
    • Thread
    • basic battery circuit current electronics voltage
    • Replies: 3
    • Forum: UK Electrical Forum
  19. D00DY_T00DY

    Getting into electronics?

    Hi all, Since I bought a soldering iron to fix my drill charger I've been wanting to get into electronics. Just as a hobby it comes in handy for fixing stuff I suppose... Wants the best way to learn this? Does anyone have any online materials they've found useful? Anything you can post up and...
  20. Lucien Nunes

    Interesting things turning up as I tidy the electronics lab...

    After being on the road day and night for ages, I've got a month of solid R&D / workshop-based projects to do so I am having a general sortout here at the workshop and especially the electronics lab that has been piled high with odds and ends. Oddball No.1. Have a look at this tumbler...
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