Sch3mat1c said:Is the probe grounded? What frequency is it?
Tim
The probe is earthed since it's connected to the scope, and that the scope is connected to the mains earth
The probe's ground goes to the circuit ground
The circuit is running from batteries
The frequency is 11MHz, same as the quartz
roadkill said:Probably capacitively coupled to the case. IMO, you should ground the case, it will prevent the radiation of energy from the crystal. Right now, your crystal's body is acting like an antenna.
that's what I was thinking
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