| |||
| 振動数シフト (shindōsū-shifuto); 周波数シフト (shūhasū-shifuto) | |||
| |||
| 周波数シフト キーイングの (shūhasū-shifuto) | |||
| |||
| 周波数偏移 (shūhasū-hen'i) | |||
|
frequency shift : 12 phrases in 3 subjects |
| Computers | 1 |
| Electronics | 6 |
| Telegraphy | 5 |
| |||
| 振動数シフト (shindōsū-shifuto); 周波数シフト (shūhasū-shifuto) | |||
| |||
| 周波数シフト キーイングの (shūhasū-shifuto) | |||
| |||
| 周波数偏移 (shūhasū-hen'i) | |||
|
frequency shift : 12 phrases in 3 subjects |
| Computers | 1 |
| Electronics | 6 |
| Telegraphy | 5 |