SG-230 problem - RadioBanter

#27

April 27th 08, 04:22 AM posted to rec.radio.amateur.antenna

Cecil Moore[_2_] Cecil Moore[_2_] is offline

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First recorded activity by RadioBanter: Mar 2007

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SG-230 problem

Andy wrote:
What equipment would I need to check for a clock signal on the output of the
74HC393 chip?

Unfortunately, you need an oscilloscope for troubleshooting
at that level.

What or where is U11 and how can I determine what one is pin 1?

Good question. I don't see U11 on the schematic.
--
73, Cecil http://www.w5dxp.com

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