Superseded
Standard
Historical
BS 6840-4:1987
Sound system equipment Methods for specifying and measuring the characteristics of microphones
No description.
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 10/30/1987 |
| Cancellation Date | 12/15/1997 |
| Page Count | 38 |
| Themes | Audio systems |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
Replaces
30/11/1977
Superseded
Historical
Previous versions
30/10/1987
Superseded
Historical