Sitting in front of the L-505z is like being back in the 80s with E.T. on VHS and Terence Trent D’Arby on the radio. Adding to the nostalgia are the large source selector and volume knobs, which both ...

Abstract: A front-end circuit of single-photon avalanche diode (SPAD ... The proposed circuit achieves dual active quenching by a common-source (CS) amplifier, controlling anode and cathode at the ...