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I changed the C712 to 470uF but with not affect to the width at all. Finally the changing of the C729 from 68nF to 33nF make a significant change:thumbsup:.
Thank you for the ideas and the support.
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I changed the C712 to 470uF but with not affect to the width at all...
It is not possible to adjust the hercules car,it has no jumpers on it. I already has lower the 12V voltage to 10.2V measured at TP501, the minimum allowed by the pot VR501.
Im thinking of changing the RC time constand of network R723 and C725, in order to change the angle of the sawtooth. What...
Hello everyone.
I need to feed to an GT65 Amstrad monitor, a video signal from an hercoules type video card. The video signal has a 18.432Khz horizontal synchronization frequency, and 50Hz vertical.
I managed to synchronize the picture, horizontal by changing the inductance of the L703 coil, and...
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