ROWA
17 models recorded, with the line-output transformer or tripler each was fitted with.
| Model | Parts |
|---|---|
| 9320 | HR 7881 |
| GT 298 | HR 8921 |
| GT 3329 A | HR 80118 |
| GT 8813 | HR 7457 |
| GT 8820 | HR 7806 |
| GT 8828 | HR 7960 |
| GT 8920 | HR 7806 |
| GT 9320 | HR 7806 |
| GT 9325 | HR 7960 |
| GT 9329 | HR 7960 |
| GT 9813 | HR 7457 |
| R 8028 | HR 81110 |
| RC 4020 | HR 7806 |
| TC 371 B/G | HR 8490 |
| TC 371 BG | HR 8490 |
| TC 374-2 PN | HR 8190 |
| TC 374-2 PN (R) | HR 8190 |