Looks OK.yan6 wrote:All of the listed mods are done, please see the attached photos and double check if they were done correctly
Let's do some other checks:
- 1. Low pass filter
Please only connect the power supply, input output module and the low pass filter. Add a 200 Hz carrier and scope on pin 6 IC 11 (LM 741, the one on your picture).
What do you see on your scope ?
See schematics below:
2. High pass filter
Please only connect the power supply, input output module and the high pass filter. Add a 3000 Hz carrier and scope on pin 6 IC 7 (LM 741, the one on your picture).
What do you see on your scope ?
See schematics below: