A couple of points:

Don’t use acid core.
60/40 or 63/37 are good ratios 
You can even use the no lead solder
.4 to .8 mm for SMD 
.8 mm and up for everything else

Some of the points are personal preference. Check the web. There is a ton of 
info. 

Mike Hardwick.

> On Jun 29, 2023, at 3:07 AM, mike.williams shopjubilee.com via BVARC 
> <[email protected]> wrote:
> 
> 
> I personally prefer 60/40 rosin core as opposed to the no-leads, the later 
> which have about 10-12C higher melting point. I also prefer the smaller 
> diameter for surface mount soldering. 
> 
> 
> Amazon Link-
> HGMZZQ 60 40 Rosin Core Solder Wire for Electrical Soldering,0.6mm Thin Wire 
> with Flux,50g Roll,High-Quality Lead Solder 60 40 for Electronics and 
> Automotive Soldering,Easy to Use Soldering Wire https://a.co/d/4oeQpKT
> 
> 73,
> Mike KK5SC 
> 
> 
> 
> Sent from my T-Mobile 5G Device
> 
> 
> 
> -------- Original message --------
> From: mark roman via BVARC <[email protected]>
> Date: 6/28/23 9:17 PM (GMT-06:00)
> To: BRAZOS VALLEY AMATEUR RADIO CLUB <[email protected]>
> Cc: mark roman <[email protected]>
> Subject: Re: [BVARC] Soldering Rosin Core
> 
> 
> 
>> On Wed, Jun 28, 2023 at 9:14 PM John D via BVARC <[email protected]> wrote:
>> Am expanding my ham experiences into the soldering world and am unsure what 
>> type of solder to use? Any feedback would be greatly appreciated.
>> 
>> John D
>> W5RDY
>> 
>> ________________________________________________
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