GypsyGoldAu said:No worries Steel Pat, cheers.
Though, if it is as mbasko recounts, then i would hardly call it "innovative" myself...patents or not. just my opinion.
Gypsy
QED manual said:Technical Specifications
A single channel Pulse Induction metal detector using a differential integrator as the null summation / averaging means to null the ground and static magnetic fields. The method is based on the published papers or lapsed patents of the early pioneers Eric Foster, Chapman and Howells and more recently the lapsed patent of Dr. George Paltoglou and Australian Innovation Patent AU2010101019. The front end blocking circuitry is US patent pending by Dave Emery and is used under license.
Average current consumption 450mA, voltage limits 6v to 10v max.
Audio PWM VCO & VCA.
Digitisation method Bipolar Integrating (200uS) ADC Display, 3 digit LED Backlit Transflective LCD