New to soldering, what supplies to buy?

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Otis

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New to soldering, what supplies to buy?
« on: 27 Jan 2010, 06:06 pm »
Hi gents, as the title said, I'm new to soldering, and want to gain some experience with the ultimate goal of tackling an AVA kit, among other things.

What supplies are needed? I've got a Weller-100 station, and some scrap devices to practice on. What I don't know is...

What kind of solder to buy, and

What sort/size of wick/braid for desoldering

Is there anything else I've overlooked?

boycephoto

Re: New to soldering, what supplies to buy?
« Reply #1 on: 27 Jan 2010, 06:50 pm »
Hey Otis,

Welcome to the world of hot irons and smoke!  You're on the right track.  I use Radio Shack braid for solder removal, it's just easy for me to get to a local RS store.  I am at work and not sure of the specific solder I use, it is Kester brand.  I know that more expensive silver solder will melt easier and that makes it easier to work with. 

There is one thing you do need that you can't buy... experience.  It's not hard but lots practice makes perfect.   Good luck.

Dave

ricmon

Re: New to soldering, what supplies to buy?
« Reply #2 on: 27 Jan 2010, 07:15 pm »
You may find tims and many more like this on youtube.com

http://www.youtube.com/watch?v=BLfXXRfRIzY&feature=related

good luck
Ric

turkey

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Re: New to soldering, what supplies to buy?
« Reply #3 on: 27 Jan 2010, 07:46 pm »
I use the braid from Rat Shack too. I also have a solder sucker, it's called an Edsyn Soldapulit.

For solder I prefer Ersin Multicore. Kester is ok too.


oneinthepipe

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Re: New to soldering, what supplies to buy?
« Reply #4 on: 27 Jan 2010, 07:54 pm »
I think that you should consider a solder sucker or de-soldered rather than a de-soldering braid for de-soldering because there can be more heat transfer using a de-soldering braid than a solder sucker or de-solderer, in my experience, and excessive heat can damage PCBs and other parts.  Another possibility is that my de-soldering skills, using a de-soldering braid, are lacking.

Wayner

Re: New to soldering, what supplies to buy?
« Reply #5 on: 27 Jan 2010, 09:12 pm »
Otis, my man, soldering can be lots of fun and sometimes, very frustrating for a beginner. There are a few rules about soldering that you should practice on before doing real world soldering. As in welding, the proper amount of heat must first be a consideration. A great big Weller gun on delicate connections won't work and a small pencil soldering iron on a large lug may not be hot enough.

One friend you might need is a surgeons clamp. You use this to prevent delicate components from receiving heat transfer while soldering that component to a board or lug. Alway apply heat to the joint first, then allow the solder to wick into the joint (or eyelet). I like the smaller diameter solder, like 1/32. I gives you more control over the amount used. I also recommend a solid mechanical joint made with the wire (like on a lug) before applying solder.

Strip wire enough to keep the plastic from melting, thus contaminating the joint, but don't strip it too far so that it becomes a hazard to shorts and such. Always use a nice rosin core solder and 40 tin, 60 lead is a good general purpose solder for those applications.

Never move a freshly soldered joint until it solidifies, or you will get a "cold" soldering joint, which will inhibit proper signal transfer.

Here are some other things:

1. You will burn your fingers.
2. You will inhale fumes.
3. You will get cold solder joints.
4. You should solder in a place that solder can drip on like nice carpet or a new vinyl floor.
5. Don't try to solder to aluminum, it just don't work.
6. Always remember to unplug your soldering iron when done (I have a light  in my power strip to let me know that it is on.

And last, but not least, (I speak from experience) Never solder on anything that is plugged in and/or on. Bad things will happen.

Wayner  :lol:

ltr317

Re: New to soldering, what supplies to buy?
« Reply #6 on: 27 Jan 2010, 10:54 pm »
I also recommend a solder sucker.  You can get a cheap one from Ratshack.  It's simple to use and works well.

JerryM

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Re: New to soldering, what supplies to buy?
« Reply #7 on: 28 Jan 2010, 03:13 am »
Otis,

You'll like soldering. You'll like the triumphs of listening to something YOU built, too.

In any case, some of the best and most seasoned advice about soldering that I have ever read, anywhere, was written here on AC by Bill Thomas.

In case you don't know, Bill is the Facilitator of The Vintage Circle here on AC. He is the consummate craftsman, a great photographer, and an all around nice guy. Check out his posts; you'll see.

In any case, some very sage soldering advice that Bill once posted is quoted below. This quote is from a very cool thread wherein Bill upgrades a ST-70 to an Ultimate 70 using AVA's kit. Very sage advice, indeed.  :thumb:

....but if you are not familiar with good soldering practices, take some time to perfect your soldering technique with some "junk" parts and terminals BEFORE you tackle this kit.  ALWAYS keep a clean tip on your soldering iron and tin it before making your solder joints.  If you have the budget for it, purchase a Weller "controlled temperature" soldering station, rather than a Radio Shack el-cheapo!  You will spend less time, and get MUCH better results - results that will last and last!  Keep a damp sponge handy to clean the tip of your iron.  If you are using the Weller "controlled-temperature" soldering station, they make it easy by including a good sponge, and the tray to put it in.  USE it - OFTEN.  Then "tin" the tip after it's clean.  Over the years, I have "standardized" on this procedure:

1.     Turn on the iron and bring it up to temperature.
2.     As it warms up, clean the tip against the sponge until it shines!
3.     "Tin" the tip by applying solder.  Place the iron in the holder.
4.     When it's time to make your solder joint, clean the tip against the sponge.
5.     Re-tin the tip of the iron.
6.     Apply the tip of the iron to the work.
7.     Place the solder against the opposite side of the work from the tip of the iron.
8.     Allow the solder to flow over the joint and remove the solder.
9.     THEN remove the iron from the work.
10.    Clean the tip of the iron.
11.    Re-tin the tip of the iron and place it in the holder.

     Repeat steps 4 through 11 as necessary.  When your "soldering session" is completed, clean the tip of the iron again.  Re-tin the tip of the iron and place it in the holder.  THEN turn the soldering station off and allow it to cool.  If you do all this, you'll stand a MUCH better chance of winding up with solder joints that are clean and shiny, not crystalline and dirty.  If you DO wind up with a crystalline appearance to a solder joint, do it again!  "Cold" solder joints are the most common reasons why a project like this fails... 

Sincerely,

Bill Thomas

Oh, and as Wayner pointed out, you will burn your fingers.:duh:  Ice cold cans of beer are easy to hold your fingers against, and stop the pain almost instantly. Or until you need another ice cold beer.  :D 

This in no way helps your soldering skills, however.  YMMV. :thumb:

As always; Have Fun,
Jerry

turkey

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Re: New to soldering, what supplies to buy?
« Reply #8 on: 28 Jan 2010, 04:48 pm »

One friend you might need is a surgeons clamp. You use this to prevent delicate components from receiving heat transfer while soldering that component to a board or lug. Alway apply heat to the joint first, then allow the solder to wick into the joint (or eyelet). I like the smaller diameter solder, like 1/32. I gives you more control over the amount used. I also recommend a solid mechanical joint made with the wire (like on a lug) before applying solder.

Hemostats can be very useful. I also like this kind of thing:

http://www.parts-express.com/pe/showdetl.cfm?Partnumber=360-670

Brushes, probes, and scrapers can come in handy too.

http://www.parts-express.com/pe/showdetl.cfm?Partnumber=370-335

I use a couple of thicknesses of solder. For small joints I use thin solder, and use the thicker stuff for larger ones.