What you should get should be just a tad bit smoother than this, which appears to be either captured from KEGS or accelerated Platinum hardware. http://www.youtube.com/watch?v=ISJShteIem4 The clock pendulum is okay going nuts, but the tick/tock is noticeably different for each swing, on accelerated hardware and the emulators it may sound like you are hearing only "one" side of the swing.