LEEM-16 Dielectric Constant Apparatus

Cov Khoom Qhia Txog Khoom

Cov ntsiab lus tseem ceeb ntawm kev sim

1. kev ntsuas ntawm qhov nqus tsev permittivity e0 thiab qhov permittivity txheeb ze er;

2. kawm LC resonance txoj kev los ntsuas me me capacitance;

3. kawm siv cov oscilloscope digital.

Cov kev tsis tseem ceeb

Decov ntawv sau	Cov Lus Qhia Tshwj Xeeb
DDS teeb liab generator	4.3 nti LCD zaub, sine wave thiab square wave zaus 1μhz ~ 10mhz, lub teeb liab amplitude 0 ~ 10vp-p, waveform teeb liab offset thiab theem tuaj yeem teeb tsa, siv cov yuam sij digital thiab coding switch rau kev kho.
Tus qauv resistor	R1 = 1kω, qhov tseeb 0.5%. r2 = 30kω, qhov tseeb 0.1%
Tus qauv inductor	L = 10.5mh, qhov tseeb 0.3%
Cov lus qhia ntawm daim phaj kuaj	297 × 300 hli, qhov qhib: Φ4mm, qhov sib nrug: 19mm, 50mm thiab 100mm, thiab lwm yam, kev tiv tauj tsis pub dhau 5mω, qhov siab tshaj plaws tam sim no l0a, qhov muaj peev xwm faib tawm 1.5pf.
Daim ntawv dielectric uas yuav tsum tau kuaj	Ptfe thiab organic iav, φ40 * 2mm
Cov khoom siv sim	4 hli txiv tsawb ntsaws cable, bnc rau 4 hli txiv tsawb ntsaws cable, pas ntoo, thiab lwm yam.
Vernier caliper	0-150 hli/0.02 hli
Lub ntsuas me me ntawm lub kauv	0-25 hli/0.01 hli
Cov oscilloscope digital	Npaj tus kheej