CPC Subgroup
H03B 5/30 with frequency-determining element being electromechanical resonator
Full Title
Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence) > with frequency-determining element being electromechanical resonator
3 direct subcodes
Child Classifications
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- H03B 5/32 being a piezoelectric resonator (selection of piezoelectric material H10N30/00)
- H03B 5/40 being a magnetostrictive resonator (H03B5/42 takes precedence; selection of magneto-strictive material ; H10N30/00)
- H03B 5/42 frequency-determining element connected via bridge circuit to closed ring around which signal is transmitted