GOTO UNIT SG-70
¥ 36,000 (1 unit, after February 1978)
¥ 39,800 (1 unit, after May 1979))
Commentary
Horn type tweeter unit corresponding to the horn modification type of SG-7.
The horn section uses a new type horn with a cutoff of 2.5 kHz attached to the board.
The magnetic circuit is an internal magnet type.
Uses Mylar (FRP) edge.
Model Rating
| Method | Horn type tweeter unit |
| Music power | 5W |
| Impedance | 8 Ω ~ 16 Ω |
| Sound pressure level | 110dB |
| Frequency characteristic | 2.5 kHz to 25 kHz |
| Total flux | 38,000maxwell |
| Magnetic flux density | 15,000gauss |
| Optimal crossover | 4 kHz or more |
| Horn | S-2000, Aluminum Round Bar Hollowout, Mounting Type |
| Diaphragm | FRP Edge |
| External dimensions | Diameter 80x depth 43 mm |