2/13/2023 0 Comments Baldwin pianovelle ps2500 parts![]() ![]() In this article, we’ll describe how to address this problem. It is most commonly caused by a deteriorated carbon composition resistor. However, low-level crackling, popping, or sizzling sounds can also originate in the amplifier. Apparently, this was a problem even in brand-new Wurlitzers, because it is mentioned in the service manual in the context of troubleshooting new keyboards. It is more likely to occur after a keyboard has been moved, so it is something to watch out for any time a Wurlitzer is transported from one place to another. But, because even a tiny particle of dust can be enough to bridge the pickup, even recently cleaned Wurlitzers can suffer from it as well. Reed bar noise is more likely to happen in a dirty, neglected Wurlitzer. ![]() This is very common and mostly harmless to the amplifier. Although they may sound dramatic, they’re most often caused by debris in the reed bar. Popping and crackling sounds are a very common problem in Wurlitzer keyboards. ![]()
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