> On Aug 1, 2015, at 6:49 PM, Brent Hilpert <hilp...@cs.ubc.ca> wrote:
>
> ...
>
> As an example, I was trying to solder on the ground-plane of a 1970s (i.e.
> leaded everything) Heath digital tuner recently (double-sided ground plane on
> the PCB).
> Old Weller 48W/700F/mag-temp-switch iron was not up to it, would only melt in
> immediate proximity to the tip.
For that I keep a PTB tip around, the 800F type. Changing tips is easy and
they are pretty inexpensive. You can also find (with a bit of searching) an
extra-fine tip suitable for fine SMD work.
paul
