Too much british gear to count, here s what I can remember:
Solartron 5x DMMs (3.5,5.5 6.5 & 7.5 digits)
Farnell 3x bench PSUs (lots of modular), audio oscillator
Racal 3x DMMs, RF power meter, LCR meter.
Level AF osc, microvoltmeter
Huntron Tracker
TTI 3 DMMs
Feedback power oscillator
Gould Advance 20MHz CRO
Haven 2x temperature calibrators, voltage calibrator
Time Decade capacitor, 3x voltage calibrators
LEM 4x clampmeter, power analyser
AVO x3
Megger x3
AGI milliohmmeter x2
Selectest VOM x 2
Peak LCR and DCR
Pico Technology 'Scopes x5, datalogger x2 PT100 thermometer
BCF Designs ARINC 429 tester, Mil 1553 cable tester, Fuel Qty (capacitance measure and Simulate) tester.
Comark thermometer
Coline Power / VSWR meter.
Cropico thermometers x3
Dataman Softy IV
Druck pressure indicators / calibrators x7
HR Smith Antenna test set
JJ Instruments decade capacitor x2
Marconi TF2370 SA, 26.5GHz counter, RF power meter.
Smiths Synchro test set
DDC Synchro indicator x3
Voltech DC/AC power meter
Lyons PG73N pulse generator.