Products
| Audio Ltd. | CEDAR Audio Ltd. | HHB Communications Ltd. | Sadie Studio Audio & Video Ltd. |
| Schoeps GmbH | Sonosax S.A. | Salient Sciences | Pinguin |
LDN Loudness Meter
The LDN (Loudness) Meter displays the perceived loudness of audio signals. This bargraph instrument uses an algorithm developed by IRT (Institut für Rundfunktechnik). |
