Microtest 6621-10 Bench LCR Meter 10Hz to 10MHz

Description Microtest 6621-10 Bench LCR Meter The Microtest 6621-10 Bench LCR Meter, part of the MICROTEST 6621 Series LCR Meters, offers a broad frequency range, from 10Hz to 30MHz, which is ideal for measuring the impedance characteristics of various components and materials. This versatile device provides a comprehensive set of measured parameters, including impedance (|Z|), admittance (|Y|), phase angle (θ), reactance (X), resistance (R), conductance (G), susceptance (B), inductance (L), dissipation factor (D), quality factor (Q), DC resistance (DCR), capacitance (C), and equivalent series resistance (ESR). Furthermore, it supports a wide array of communication interfaces such as REMOTE, Handler, LAN, USB Host, USB Device, GPIB, and RS-232, ensuring seamless compatibility with automation equipment or human-machine interfaces (PLCs). Key Features Frequency range: DC, 10Hz to 1/3/5/10/20/30MHz Output Impedance 25Ω/100Ω, switchable Ultra-high measuring speed <3ms Basic accuracy up to ±0.05% Automatic Level Control Function Open circuit/Short circuit/Load Correction Function Built-in DC Bias Voltage ±12V (Option OP-662102) External DC Bias Current Source (Option 6621 Series) Support Meter Mode and List Mode Display 4 Sets of Parameters at Once Simultaneous AC/DC Measurement Comparator Function and Handler BIN Classification Function Support RS-232/ Handler/ LAN/ USB Host/ USB Device interfaces Supports GPIB Interface (Option OP-662101) Store Setup Files, Measurement Data, and Screenshots via USB Supports PC Software Applications Measurement Units Explained μʹ / μʹʹ: relative permeability (magnetic properties) εʹ / εʹʹ: dielectric constant (electrical storage) Ls / Lp: series / parallel inductance Q / Qm: quality factor / mechanical quality SRF: self-resonant frequency I sat / I rms: saturation / continuous current Cs / Cp: series / parallel capacitance D: dissipation factor (energy loss) ESR / DCR / Rs: equivalent series / DC / series resistance C-V: capacitance vs voltage Z: impedance Cgd / Cgs / Cds: MOSFET capacitances Fp / Kp: resonance frequency / coupling factor DC Bias: effect of DC voltage on capacitance Application Measurement Magnetic material μʹ / μʹʹ Dielectric / ceramics εʹ / εʹʹ Voice coil motor Ls / Q / Qm / SRF Hearing aids Ls / Q / Qm / SRF Piezoelectric element Cs / Cp / D / Fs / Fp / Kp Quartz crystal Cs / Cp / D / Fs / Fp / Kp Wireless charging Ls / Q / SRF / DCR / Rs NFC / RFID Ls / Q / SRF / DCR / Rs Battery ESR / Cs / Cp / D MLCC Cs / Cp / D / Q / ESR / DC Bias Capacitance Cs / Cp / D / Q / ESR / DC Bias Diode Cs / Cp / D Inductance Ls / Lp / Q / SRF / I sat / I rms Wafer C-V LED Light board Z / Cs / Cp / D MOSFET Cgd / Cgs / Cds Product Images Although large-capacity and compact MLCCs offer high capacitance advantages, their use of high dielectric constant materials (such as BaTiO₃) results in capacitance reduction under DC bias." src="https://telonic.co.uk/jg/wp-content/uploads/2025/07/Microtest-C1-6621-TelonicUK-768x543.jpg"/> <div class="SCcarousel_img"> Built-in ±12 V DC bias voltage <span>Learn more...</span> </div> </a> </div> </div> <div class="item darkCyan"> <div class="link-list" id="grouped-image-list"> <a title="Precision Calibration, ALC, Selectable Output Impedance" class="fancybox" href="https://telonic.co.uk/jg/wp-content/uploads/2025/07/Microtest-C2-6621-TelonicUK.jpg" rel="gallery1"><img loading="lazy" title="Precision Calibration, ALC, Selectable Output Impedance" alt="Precision Calibration, Automatic Level Control (ALC), Selectable Output Impedance (25 Ω / 100 Ω) Built-in ±12 V DC bias voltage Learn more... Utilizes automatic balancing bridge measurement technology, supporting both 25Ω and 100Ω output impedance modes to meet users requirements for compatibility with other instruments." src="https://telonic.co.uk/jg/wp-content/uploads/2025/07/Microtest-C2-6621-TelonicUK-768x543.jpg"/> <div class="SCcarousel_img"> Precision Calibration, ALC, Selectable Output Impedance <span>Learn more...</span> </div> </a> </div> </div> <div class="item darkCyan"> <div class="link-list" id="grouped-image-list"> <a title="List Mode" class="fancybox" href="https://telonic.co.uk/jg/wp-content/uploads/2025/07/Microtest-C3-6621-TelonicUK.jpg" rel="gallery1"><img loading="lazy" title="List Mode" alt="List Mode Precision Calibration, ALC, Selectable Output Impedance Learn more... List Mode Learn more...