|
| Lo-D H-70HD |
24,000yen(one-set, around the 1973 time) |
| \35,000 (one-set, around the 1974 time) |
The horn tweeter which began to delete one at a time
from the aluminum round bar, and was made.
The plastic film is adopted
as a diaphragm.
|
| Form |
Horn form tweeter |
| Outer diameter |
7.3cm |
| The diameter of an aperture |
6.9cm |
| Baffle hole |
7.4cm |
| The diameter of a voice coil |
1.4cm |
| Rated input |
20W (with the appointed network)
|
| Output sound pressure level |
104dB/W/m |
| Voice coil impedance |
8ohms |
| Play frequency band |
2kHz - 20kHz |
| Cut-off frequency |
1.5kHz |
| fo |
2.3kHz |
| Cross over frequency |
3kHz or more |
| The total magnetic flux |
101,000 maxwells |
| Flux density |
11,300 gauss |
| Depth |
15.9cm (17cm with an acoustic lens)
|
| Weight |
1.7kg (2.1kg with an acoustic lens mounting
frame) |
| Adjunct |
Mounting frame
Acoustic lens |
|
|
|