Assertion: pulsar | /r/HasProperty | driven by external circuit
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text: Healy’s and Peratt’s work supports the concept that pulsars are not only driven by an external “circuit” (Birkeland current?) but also that, rather than being steady-state radiation beams from the poles of an unbelievable rapidly rotating star of immense density, they are akin to a strobe effect with reproducible periodicity, but susceptible to small changes, observed as “glitches.