A Google search for that Panasonic battery brings up quite a few vendors. One is Newark (Element 14). You should be able to find a UK source. Joe Gray W5JG On Sun, Jan 24, 2016 at 3:12 PM, Joseph Gray <jgray@zianet.com> wrote: > Lots more info here: > http://www.eevblog.com/forum/blog/eevblog-426-hp-3457a-multimeter-teardown/msg194058/#msg194058 > > The Panasonic battery I just used measured 3.39 VDC. > > Joe Gray > W5JG > > > > On Sun, Jan 24, 2016 at 2:24 PM, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: >> -------- >> In message <CANX10hADbw1u9eJC8_ZgsK94k8Az8vzG4oSe+XnGfWRALi0B0w@mail.gmail.com> >> , "Dr. David Kirkby (Kirkby Microwave Ltd)" writes: >> >>>Opening the meter up, I see the PCB shows "BT 601". There's no name on the >>>battery I can see, but the type number of LX 1634. The voltage measured on >>>my 4.5 digit handheld DVM is 3.03 V. Googling around >> >> My guess is that this is a 3.6V Lithium-Thionyl battery, and if it is >> only 3.03V now, you're very likely tethering right on the brink. >> >> The most reputable vendor in this space is Tadiran, and they charge >> accordingly. >> >> >> -- >> Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 >> phk@FreeBSD.ORG | TCP/IP since RFC 956 >> FreeBSD committer | BSD since 4.3-tahoe >> Never attribute to malice what can adequately be explained by incompetence. >> _______________________________________________ >> volt-nuts mailing list -- volt-nuts@febo.com >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts >> and follow the instructions there. >>