- tetrode (ion) etching
- іонне травлення в чотириелектродній системі
English-Ukrainian dictionary of microelectronics. 2013.
English-Ukrainian dictionary of microelectronics. 2013.
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia