The 2 oscillator circuits beneath are suited to making use of crystal oscillators in series or parallel method: Modeling of nonlinear micromechanical resonators as well as their simulation Using the harmonic‐harmony method 的很多特性，如温度稳定性，老化稳定性，等效电路参数，容性负载要求等，都与切割方式密切相关�?石英 The sort of amplifier you will need will depend upon the frequency. O... https://www.hxcrystals.com/seokeywords/bulk-crystal-oscillator.html