Chart recording of radio emission from the pulsar PSR B0329+54, observed at a frequency of 400 MHz. This pulsar lies at a distance of about 3457 light-years (3.3 × 1016 km or 2.0 × 1016 mi) from Earth.
Average pulse shapes of six pulsars. The data plotted cover a small, roughly 10% fraction of one rotation period. (a) PSR B0329+54. (b) PSR B0950+08. (c) PSR B1237+25. (d) PSR B1508+55. (e) PSR B1642-03. (f) PSR B1919+21.