Wouter Smeulers

CRT Beam current control apparatus

Television receiver including a beam current limiting circuit

DEFLECTION CIRCUIT WITH FREQUENCY DEPENDENT NEGATIVE FEEDBACK

Synchronizing circuit arrangement for deriving and processing a synchronizing signal contained in an incoming video signal

Circuit for deriving a synchronizing signal contained in an incoming video signal

Circuit arrangement for producing a sawtooth current in the vertical deflector of a television apparatus

Device for coupling transistors operated in I2 L to a transistor operated at a higher bias-current

IDENTIFICATION CIRCUIT FOR PAL COLOR TELEVISION RECEIVER

PHASE DISCRIMINATOR FOR SYNCHRONIZING A LOCAL OSCILLATOR

CIRCUIT ARRANGEMENT FOR PRODUCING A SAWTOOTH CURRENT ACROSS THE VERTICAL DEFLECTION COIL OF A TELEVISION RECEIVER