For sale a fully operational capacitance laboratory
GR bridge 1621 Precision Capacitance Mesurement System 12 digits readout, 10ppm basic acuracy, 10e-7 resolution. Almost new, no traces on the wipers of the bridge, 2 pairs of GR874 locking connectors cables, fully overhauled 1316 oscillator with 2 spare thermocouples (!), paper manuals. Rack version, no cabinet.
1404-C 10pF reference standard capacitor
1406-D 100 pF coaxial capacitor standard
1403-D 100 pF coaxial capacitor standard
Could be added or separately sold
1404-A 1000 pF reference standard capacitor
1413 Precision decade capacitor
1409X standard capacitors full set(1.000 pF, 5.000,10.000,50.000, O.1 µF, 0.5 and 10 µF. 1 µF missing)
Several cables with GR874 locking connectors
Tools for GR874 connectors
More pics available
All these equipments are still manufactured by IET Labs where you can find all the datasheets
https://www.ietlabs.com/scrollingcatalog.html?accuracy=1692 PM please