Might be a surge arrestor (varistor). There is a similar appearing device across the antenna jack on my old Kenwood TS-940.
- Jim, KL7CC Don Wilhelm wrote: > Byron, > > I would guess from the "SA" marking on the board that this is a spark > arrestor of some type. > The rest of the puzzle is not entirely obvious to me. > > 73, > Don W3FPR > > On 6/5/2011 6:52 PM, Byron Servies wrote: > >> Hi, >> >> Having build a number of Elecraft kits, I thought I would try to >> tackle repairing my answering machine. Why not? It's this or buy a >> new one and it might be fun to try and repair it first, despite now >> having to expose my ignorance here. When a call comes in, the >> answering machine subsystem resets itself on every ring, so something >> in the power isolation between the ring signal and the rest of the >> hardware would seem to be the problem. >> >> The Panasonic KX-TS602B phone actually has a number of through-hole >> components on it's boards and is well labelled. Right next to the >> ring input is the component in the image linked below. At first, I >> thought it was a diode, but this feeds in to a set of 4 smaller diodes >> which is probably the AC/DC rectifier for the ring signal. So, this >> is either a capacitor or an inductor, right? >> >> http://www.flickr.com/photos/motivatedturnip/5802121100 >> >> Next to the holes for this component is a label "SA102" and there is a >> directionality arrow pointing from the orange band to the grey band. >> There is a part with identical markings near the DC power input, and >> it has the label "SA101". My multimeter measures this part as an open >> circuit, regardless of settings (resistor, capacitor, diode in both >> directions), so it might actually be the culprit. >> >> Can anyone help me identify what this part is, so I can look for a >> replacement? Once you stop laughing, that is ;-) >> >> > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
