The AR51A-07 unit is an industrial low profile GPS-Disciplined Rubidium Clock which offers excellent stability and accuracy. The unit includes a Rubidium-Atomic-Standard which is phase-locked to the GPS or other external inputs. All outputs are derived from the Rubidium-Atomic-Standard and maintain highly accurate time and frequency even when GPS reception is interrupted. When disciplined to GPS the unit provides time accuracy of <20ns RMS and frequency accuracy better than 2E-12.

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