Make
Browning-Drake
Model
Model 523
Year
1963
Serial #
230448
Channels
23
Accessories
MS-12 - 12-Volt Power Supply
MS-6 - 6-Volt Power Supply
AC-115 - 115-VAC Power Supply
Tube Complement
| v1 |
6BS8 |
|
| v2 |
12AT7 |
|
| v3 |
12AT7 |
|
| v4 |
6BA6 |
|
| v5 |
6BA6 |
|
| v6 |
12AX7 |
|
| v7 |
12AX7 |
|
| v8 |
6BQ5 |
|
| v9 |
6EA8 |
|
| v10 |
5763 |
Browning Drake 523 with matching speaker and power supply – photo courtesy of Paul SWL#45