Thanks for explaining things for me.
You have been very helpful.
I just recieved the semi-kit as a project from my instructor at school and wanted to make sure I had everything that is available.
The article spells it out all very clearly.
JohnneyBoySo the test are as follows, the op amp is putting out 800Hz (square wave, not 100% 50/50 duty cycle, about 60/40) ! on the mains psu (9v)
If I put the unit on a battery, I get 630Hz.
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