Yes I am doing it with some very low cost switchers off ebay, followed by linear regulators as I mentioned previously. Works great. Bert Kehren In a message dated 2/14/2011 11:51:32 A.M. Eastern Standard Time, p...@petelancashire.com writes:
has anyone done a setup where the TB is running from a battery when one is using its output. Something like you do with pico amp meters, or I do with the Fluke 845AB null meter ? -pete On Sun, Feb 13, 2011 at 11:29 PM, Flemming Larsen <oz...@yahoo.dk> wrote: > I have a Power-One switching power supply that puts out +/- 15 Volts in addition to +5 Volts. I was planning to add a pair of 7812/7912 voltage regulators to provide the required +/- 12 Volts to the Thunderbolt. > > I would welcome any suggestions to improvements in this very basic design, including additional filtering, etc. > > Please post or email. > > BTW, has anyone considered using one of the many DC-to-DC PSUs that are available for powering mobile PCs from +12 Volts? They appear to be ideal for powering the Thunderbird from almost any DC power source, including a 12 Volt battery. > > -- Flemming Larsen, OZ6OI/KB6ADS > > oz...@yahoo.dk > > > >> > > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cg i-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.