Emerson Clock Radios

[old_coot88]

Originally Posted by old_tv_nut

Later electronic clocks followed the 60 cycle power (many still do), but were (are) subject to counting occasional transient spikes as additional cycles, and therfore run fast.

He's had two Emerson units show the same problem (running slow). Assuming they're synced to the powerline*, and it's 'dirty' with transients, would the spikes necessarily show as additive (positive-going), or could they induce negative-going dropouts? I dunno, just wonderin'.

* EDIT. That's assuming both units to be digital.