555 timer layout and build project

Each student shall provide a printed circuit board Radio Shack part
No. 276-150 and 2 10K! trim potentiometers. The smaller trim
potentiometer shown is Radio Shack part No. 271-282. Either size
trim potentiometer can be used and obtained from other electronic
parts providers. All other parts and supplies will be provided.
elect.lbcc.edu