Dallas, I have a noisy 845AR, so I am keenly interested in your modifications.
Thank you, Joe Hobart Flagstaff, Arizona On 11/23/2014 11:29 AM, Dallas Smith wrote: > To All, > > The final modification of the Fluke null meters with LED's is completed. The > results is impressive, keeping the basic original circuit of the meters. My > rev > 8 AR version has a double diode in the output stage which seems to remove the > zeroing hysteresis around a zero reading was also made to my 845AB. > Implementing > two 1.2v reference diodes in the zeroing circuit greatly improved the zero > drift > for the zeroing control. There were also changes to the feedback response by > changing two capacitors. If anyone is interested, please E-mail me at my > personal address. > > [email protected] > > Dallas > _______________________________________________ volt-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts and follow the instructions there.
