For example: Agilent E4440A or Anritsu 68369
LCR / Impedance Meters
BK Precision 886
Synthesized In-Circuit LCR/ESR meter w/ 100kHz test freq.
Manufacturer: BK Precision
Keysight / Agilent E4915A
1 MHz to 180 MHz, Crystal Impedance Meter
Manufacturer: Keysight / Agilent
Keysight / Agilent E4916A
1 MHz to 180 MHz, Crystal Impedance/LCR Meter
Manufacturer: Keysight / Agilent
Keysight / Agilent E4990A
Impedance Analyzer, 20Hz to 10/20/30/50/120 MHZ
Manufacturer: Keysight / Agilent
Compower LI-215A
10 kHz - 30 MHz FCC/EN/CISPR multiline LISNs, 15 A, 50uH & 250 uH
Manufacturer: Compower
Stanford Research Systems SR715
LCR Meter, 0.20% Basic Accuracy (10 kHz) w/ RS232
Manufacturer: Stanford Research Systems