1 | | -Fix Testpoint footprints (move to 1/10").[[BR]]-Swap pins 2&3 on U1 LM6144.[[BR]]-put more space inbetween C4 & C5 on PCB (large electrolytic caps).[[BR]]-Power supply LEDs?[[BR]]-Fix pin mapping on Q1 and Q2. look at the data sheet, swap pins one shift CCW on Q1. look at the data sheet, swap pins 1 and 3 on Q2.[[BR]]-Add test points-[[BR]] switch Q1, 2N3904, to 2N3906. |
| 1 | - Fix Testpoint footprints (move to 1/10"). |
| 2 | - Swap pins 2&3 on U1 LM6144. |
| 3 | - put more space inbetween C4 & C5 on PCB (large electrolytic caps). |
| 4 | - Power supply LEDs? |
| 5 | - Fix pin mapping on Q1 and Q2. look at the data sheet, swap pins one shift CCW on Q1. look at the data sheet, swap pins 1 and 3 on Q2. |
| 6 | - Add test points- |
| 7 | - switch Q1, 2N3904, to 2N3906. |
| 8 | |
| 9 | All seems ok EH 3/2/20 |
| 10 | |