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Search: Posts Made By: sam_sam_sam
Forum: Equipment Usage, Soldering, Techniques, and Reviews 12-06-2019, 06:11 PM
Replies: 31
Views: 714
Posted By sam_sam_sam
Re: clearing solder from very small vias

Thank you for responding to my comment
Forum: General Electronics Technical Discussion 12-06-2019, 12:10 PM
Replies: 15
Views: 425
Posted By sam_sam_sam
Re: Plasma Height Voltage Divider board

Update

This time the plasma torch unit will not go through the self test it stops at the purge part of the test

I talked to tech support about this problem and there thinking is that I do not...
Forum: General Electronics Technical Discussion 12-06-2019, 10:14 AM
Replies: 15
Views: 425
Posted By sam_sam_sam
Re: Plasma Height Voltage Divider board

Update

Now the plasma torch unit took another shift but this time it will not do the dig
Forum: General Electronics Technical Discussion 12-04-2019, 07:10 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

I also need to come up with a plan to do the same thing

But my problem is finding time to devote to this type of project where I do not have distractions from work and elsewhere maybe after the...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 12-04-2019, 04:50 PM
Replies: 31
Views: 714
Posted By sam_sam_sam
Re: clearing solder from very small vias

That was nice of the customer to be willing to cover the cost of the machine unit that you had to buy to do this job

You do not hear this very often from customers saying this I understand their...
Forum: Troubleshooting Power Supplies and Power Supply Design 12-04-2019, 10:20 AM
Replies: 29
Views: 363
Posted By sam_sam_sam
Re: Powering up a Car Antenna a "different" way

If your drawing is correct then that would explain what you are seeking

you would have to run the motor to end of travel before you can get it to travel in other direction to change the status of...
Forum: General Electronics Technical Discussion 12-03-2019, 08:26 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

Has anyone bought and tested this battery to see if their claims are true or not

Does anyone really believe that crap I do not

You be lucky to find brand name batteries that are 3200...
Forum: Troubleshooting Power Supplies and Power Supply Design 12-03-2019, 06:16 PM
Replies: 41
Views: 343
Posted By sam_sam_sam
Re: Wine Enthusiast wine cooler, no power. Model # 272 03 29

The reason for doing this is IF you have a bunch of wires that are the same exact color or IF you have connectors have the same profile

How will you know which wire OR which connector went where...
Forum: Troubleshooting Power Supplies and Power Supply Design 12-03-2019, 06:00 PM
Replies: 29
Views: 363
Posted By sam_sam_sam
Re: Powering up a Car Antenna a "different" way

Try this unsolder the motor leads and see if the motor will run in both directions BUT do NOT let it run very long because you might damage the gearbox if it was not meant to run backwards
Forum: General Electronics Technical Discussion 12-03-2019, 05:23 PM
Replies: 3
Views: 69
Posted By sam_sam_sam
Re: Ottlite brand Light Box came in the mail today great for looking through circuit

When you have this light box light is on high it very bright

I have used flashlight to this before but I find this to be a pain in ass
I mess around with a lot of switching power supply board...
Forum: General Electronics Technical Discussion 12-03-2019, 04:35 PM
Replies: 3
Views: 69
Posted By sam_sam_sam
Ottlite brand Light Box came in the mail today great for looking through circuit boar

I have had this item in my wishlist for sometime at Joann for $179.00
But for Black Friday it went on sale for $69.00

I said yea let me get this at this price

I need a light box to be able...
Forum: General Electronics Technical Discussion 12-03-2019, 04:11 PM
Replies: 163
Views: 2,385
Posted By sam_sam_sam
Re: Directly replacing NiMh cells with Li-Ion cells - bad idea ?

It might be interesting to see what in this light because STJ is right I have seen some of this crap before

I bought one a while back and the battery that came with it
Had some milliamperes...
Forum: Other Devices with Bad Capacitors 12-02-2019, 03:04 AM
Replies: 70
Views: 3,099
Posted By sam_sam_sam
Re: My (rather involved) fix for Whirlpool Refrigerator LED lights flickering

Very interesting way to repair these boards

Thanks for sharing this repair
Forum: General Electronics Technical Discussion 12-01-2019, 08:19 PM
Replies: 4
Views: 146
Posted By sam_sam_sam
Re: This Black-Web battery power supply for tablets and phones with a twist

I am going to check the accuracy of it when I get some heat sink tubing that fit these 26650 batteries but it will not be until the end of week before I get to the battery place that I buy this stuff...
Forum: General Electronics Technical Discussion 12-01-2019, 06:17 PM
Replies: 4
Views: 146
Posted By sam_sam_sam
Re: This Black-Web battery power supply for tablets and phones with a twist

I took the second battery pack apart and this one was a lot faster to come apart because I learned from the first one how to take it apart
Forum: Troubleshooting Power Supplies and Power Supply Design 12-01-2019, 06:15 PM
Replies: 3
Views: 63
Posted By sam_sam_sam
Re: Topward 6306d parts

Company’s do this when they do not really want to sell parts
Forum: Troubleshooting Game Consoles & Other Weird Devices 12-01-2019, 11:30 AM
Replies: 2
Views: 158
Posted By sam_sam_sam
Forum: Troubleshooting Power Supplies and Power Supply Design 12-01-2019, 06:07 AM
Replies: 41
Views: 343
Posted By sam_sam_sam
Re: Wine Enthusiast wine cooler, no power. Model # 272 03 29

One thing you should do before you start

Mark every wire that is hook to this board with a label machine so you can work on a table with it

Even if you decided to take all of the component...
Forum: General Electronics Technical Discussion 11-30-2019, 11:36 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

I have some of them but never tried to modify one because the charging current is so low

500 milliamperes or might be a little bit more
Forum: General Electronics Technical Discussion 11-30-2019, 11:34 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

Think about you might be right about this I could not find the right information for this chip
Forum: General Electronics Technical Discussion 11-30-2019, 10:36 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

Ok

now you have to get the part number off of the diode and put a second one in series
But depending on what type of diode it is it might need more than one

The easiest way is to unsolder...
Forum: General Electronics Technical Discussion 11-30-2019, 07:39 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

Is this diode next to the battery terminals

How much lower do you want to make the voltage
Forum: General Electronics Technical Discussion 11-30-2019, 03:04 PM
Replies: 4
Views: 146
Posted By sam_sam_sam
This Black-Web battery power supply for tablets and phones with a twist

I have bought quite a few these from Walmart brand Black-Web battery pack quite a few times before (with the four LED light that indicates charge level runs on 4.2 volts ) but this one is a little...
Forum: Troubleshooting Power Supplies and Power Supply Design 11-30-2019, 02:38 PM
Replies: 2
Views: 88
Posted By sam_sam_sam
Re: 12V 2A battery charger/maintainer

Two things about this board
The first one is there are no heat sinks on this board really
They used house part numbers really

The only two thing I see going for it is that it has a resettable...
Forum: General Electronics Technical Discussion 11-30-2019, 02:34 PM
Replies: 33
Views: 462
Posted By sam_sam_sam
Re: Charger circuit questions

A couple of things what is the input voltage
The second thing what is the two diodes that are Zener diodes what are the are the part numbers or the voltage on the output of diodes
Showing results 1 to 25 of 500

 
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