Sony Alpha 77 II review - Amateur Photographer

sensor77Metal Sensor - 77-445 Advanced metal selector can set to detect rebar, iron pipe or copper pipe Metal depth can be determined to a depth of 75mm (+–7mm accuracy) LCD displays SensesFluid-level sensing using 77-GHz millimeter wave 2 May 2017 Abstract The IWR1443 millimeter wave (mmWave) sensor is a hhly integrated 77-GHz radar device that serves as a single