Pendulum GPS-SM-6689 | Service manual, English, for 6688/89
Manufacturer number: GPS-SM-6689
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About the Manufacturer
Pendulum
The history of Pendulum Instruments dates back to the 1960s. Founded as
part of the Philips T&M competence network, the company continued to
develop and expand its expertise in the fields of time and frequency
measurement. Pendulum today offers innovative, reliable and highly
accurate solutions for calibration, measurement and analysis of time and
frequency related parameters.