| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| model 1211 current preamplifier | 1.97 | 0.4 | 365 | 12 | 31 |
| model | 0.34 | 0.9 | 1834 | 49 | 5 |
| 1211 | 0.36 | 0.9 | 8176 | 54 | 4 |
| current | 0.19 | 0.3 | 4758 | 92 | 7 |
| preamplifier | 0.15 | 0.4 | 5631 | 6 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| model 1211 current preamplifier | 0.38 | 0.5 | 2685 | 6 |
| lab12 pre1 tube preamplifier | 1.85 | 0.4 | 3086 | 74 |
| preamplifier with balanced output | 1.18 | 0.8 | 1952 | 65 |
| single ended tube preamplifier schematic | 1.81 | 0.3 | 9543 | 17 |
| audio preamplifier circuit diagram | 1.92 | 0.8 | 7592 | 1 |
| vacuum tube preamplifier schematic | 0.23 | 0.4 | 8105 | 15 |
| dual audio preamplifier schematic | 0.04 | 0.6 | 2839 | 28 |
| op amp audio preamplifier circuits | 1.6 | 1 | 1609 | 97 |
| op amp preamplifier circuit | 0.08 | 0.9 | 590 | 13 |
| profile california amp 1200 | 1.9 | 0.2 | 1485 | 32 |
