This paper lists the gear used (at some point) for the measurements, on p16: https://www.osti.gov/biblio/7352892 https://www.osti.gov/biblio/7352892 2 - 1.

This paper lists the gear used (at some point) for the measurements, on p16: https://www.osti.gov/biblio/7352892 https://www.osti.gov/biblio/7352892 2 - 1.5 MHz tape recorders 2 - Oscilloscopes with cameras (HP-180 w/1805A and 1821A) 2 - Digital freq. and time interval counters/dig. volt meters HP5326B 2 - Sandia SLIFER chassis, shop made 2 - Pulse generators, HP214A 2 - Engine generators, 25 kW 1 - Trailer or shelter, portable, with utilities 2 - Time code generator 2 - WWV receivers 4 - Radios for local communication 2 - Countdown receivers 2 - Hi potters, HP4329A 1 - Time mark generator (Cal scopes) HP226A 2 - Variable oscillators, HP3312A 2 - Time delay generators, Rutherford 3 - Counter (HP5345A) 2 - Program timer, shop made