Operation of the LA-2A
Input and Output Connections
Input and Output connections are made using standard XLR style connectors. Terminal strips are also provided.
|
|
| 10 | 9 8 7 6 Output | Input 5 4 3 2 1 |
IEC | 6AQ5 |
|
|
| |
|
|
|
| ||
|
|
| R3 | T4 | |
| Power |
|
|
|
|
| Transformer |
|
|
| |
|
|
| R37 | ||
|
| 12AX7 |
| ||
|
|
| 12BH7 | 12AX7 | |
|
|
|
| ||
Output connections |
|
| Input connections |
| |
6) | Stereo Link |
| 1) | + 600 ohms |
|
7) | Ground |
| 2) | + 250 ohms |
|
8) | + 600 ohms |
| 3) | Center tap |
|
9) | Center tap |
| 4) | - 250 ohms |
|
10) | - 600 ohms |
| 5) | - 600 ohms |
|
Barrier Strip Connections
If you wish to use the barrier strip instead of the XLR connectors, connect as follows: INPUT: Connect + 600 (1) to HOT and
OUTPUT: Connect + 600 (8) to HOT and
Peak Reduction Control
Operation of the
Gain Control
This control does not affect the compression. The gain control should be set after the desired amount of compression is determined using the Peak Reduction control. Once the Peak Reduction control is set, adjust the Gain Control to achieve the desired output level.
2