In the UK it is either at the back of the cupboard or lead free, and effectively all commercial new build is lead free.
A wireman assured me recently that mixing solder grades leads to ugly joints, so one must keep a selection ;<) Martin -----Original Message----- From: Paul Koning [mailto:[email protected]] Sent: 17 October 2025 17:56 To: [email protected] Cc: Martin Bishop <[email protected]> Subject: Re: [cctalk] Classic computing - earliest years > On Oct 17, 2025, at 1:23 PM, Martin Bishop via cctalk <[email protected]> > wrote: > > Jon > > I've never had great trouble soldering gull wing packages with lead free > solder, Some years ago I asked a professional board builder/repair person about switching to lead free solder. Her advice was simple: "don't, not unless you are required to". So I didn't. I keep a variety of real solder rolls around, preferably the 63/37 alloy. paul
