http://www.pa4tim.nl/?p=2456 here is a picture of the inside of my 7061. No second battery.
Fred PA4TIM Op 25 jun. 2012 om 03:23 heeft "J. L. Trantham" <[email protected]> het volgende geschreven: > My 7061 has a single battery installed, B501, a 3.6 V Ni-MH Rechargeable 3 > pin battery. My 7081 has two batteries installed, the same 3.6 V Ni-MH > Rechargeable battery and a ½ AA Lithium Battery that serves as the onboard > clock backup battery. It is connected with its negative pin to a 47K > resistor to ground and its positive pin to a diode that feeds a connection > that is also fed by another diode from the main power supply. The common > connection of these diodes feed the clock chip. > > > > On my 7061 there is a location, B101 that appears to be for the same type ½ > AA Lithium Battery. The + pin connects to a diode, in a manner similar to > that described above, and the – pin connects to a ‘space’ for a resistor, > R117, with the other end of the resistor going to ground. Both the battery, > B101, and the resistor, R117, are missing. > > > > My questions are: > > > > 1. Does anyone have a 7061 with this battery and resistor installed? > 2. If so, what is the value of the resistor, R117, and what type is the > battery? > > > > It seems that this would be an easy addition to get a live clock without the > need to restart the clock each time the meter is turned on. Or, perhaps > there is a reason why this in not a good idea. > > > > Thanks in advance. > > > > Joe > > _______________________________________________ > 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. _______________________________________________ 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.
