TL 271A01 standard Accelerometers: natural quartz as the Sensing Element, good temperature characteristic, long-term stability; Triangle shear structure, the influence of the effective strain isolation base; The bottom and Top double M5 (10-32 optional) Mounting, which can be applied As a laboratory standard for the precise calibration of vibration transducers by the back-to-back comparison method; Can be used as a vibration sensor precision calibration, testing, and inspection, etc.

TL 271A02 is applied as High-frequency standards.

​