KEYCOM provides solutions in the 300 GHz to 1 μHz frequency range (SHF/EHF/MW/UHF/VHF/ULF).
We undertake designing, manufacturing and measuring. Please feel free to contact us.

Resonance Method, LC resonance type,
Dielectric Constant, Dielectric Loss Tangent (Dk/Df) measurement system

Model No. DPS26
Ideal solution when accurate dielectric constant from 5MHz to 1GHz is required.

This system accurately measures the complex permittivity of sheets or printed circuit boards at 10MHz, 50MHz, and 100MHz.

Reports

Hirosuke Suzuki, Satoshi Kobayashi, Toshio Nojima:"New complex permittivity measurement method at low frequency for measuring low - loss materials using high Q- value LC resonator immersed in liquid nitrogen", Proc. Of IEEE 12MTC, Hangzhou, China, May10-12(2011)

Conforming Standards

JIS C6481

Measurable Sample(Example)

Printed circuit boards, films (ultra-thin films, ultra-thin sheets), radar covers, ceramics, resins, etc.

Specifications

Frequency 10MHz, 50MHz, 100MHz (Single point) 
εr' 1.05-30 accuracy ±5%
tan δ 0.0002-0.05 accuracy ±10%
temperature RT
Size of samples φ20mm or more x 50μm~1mm

Components and Model No.


Parts number Product name Description
RK-10M Resonator kit For 10MHz
RK-50M Resonator kit For 50MHz
RK-100M Resonator kit For 100MHz
P-dps26 Measurement program -
P-dps26-OP Option program Controlling program for thermostatic chamber
CM06D-AA-1000 Coaxial Cable Assembly(1m) We will suggest appropriate cables(2pcs), according to measurement frequency.
TCOV-04 temperature adjustment device We will suggest an appropriate device, according to desire temperature.
VNA Vector network analyzer Can be purchased together
PC Windows PC Can be purchased together
GP-01 GPIB interface -