Hi, With regard to a replacement battery charger, I purchased the Radio Shack, model 273-1455, as recommended in my origional SAT handbook. I have used it on my SATlll, as well, even although it is physically smaller than the Inventronics charger supplied with my SATlll. Regards, John M. Ross Windsor, Nova Scotia, Canada. ----- Original Message ----- From: "John M. Formsma" <jformsma@dixie-net.com> To: <pianotech@ptg.org> Sent: Monday, February 14, 2000 8:38 AM Subject: RE: SAT II users > Dave, > > <<I had a problem twice with my SAT 1 with the foot switch terminal not > working. The last time was just before I sold it. I called Sanderson and was > told that if a Radio Shack or non Inventronics plug was soldered on, it > could > damage the switch terminal. So I paid to have it repaired and a new cord > installed on the foot switch. > > Dave Peake, RPT>> > > I have a SAT II, and am not familiar with the SAT I, so it may be different. > However, if the switch terminal can be damaged with a non-Inventronics plug, > then mine should have been damaged the four times it has been replaced. :-) > The Inventronics plug is slightly longer than a regular sub-mini plug (I > think). There is nothing magical about a plug and its receptacle. As long as > contact is made, everything will work properly. Though I have only some > limited electronics knowledge, I do not see how a switch plug could damage > anything if is approx the same size. > > I have also had to replace the battery charger. The original one quit > working, so I took one of the same voltage and resoldered the original plug > on. I believe that the original charger is 100 mA. The one I replaced it > with is 500 mA, but that should not negatively affect charging if there is > something in the SAT to regulate the amount of current that can charge the > battery. Many times there is a regulator in the circuitry. I think the > amount of milliamps is simply the capacity that the charger is capable of. > So the one that I replaced will provide 5 times more power, but since it is > not necessary, it will only provide what is needed. > > John Formsma > Blue Mountain, MS >
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