DaySequerra iLM8 Manuel d'utilisateur

iLM8 8 Channel Intelligent Loudness Meter User Manual

10 iLM8 User Manual Each Leq(x) revision results in a different level of correlation between the objective measure and the human listener’s assess

iLM8 User Manual 11 A long term loudness measurement of an entire clip is referred to as an infinite average. To achieve the desired loudness level,

12 iLM8 User Manual Installation Immediately upon receiving your iLM8, please make a careful inspection for any shipping damage. If damage is found

iLM8 User Manual 13 Front Panel Bargraph Meters INPUT LEVELS - Eight 10-segment multi-colored LED meters display the true-peak audio level for e

14 iLM8 User Manual Rear Panel AES INPUTS - Four 75Ω BNC connectors will accept the AES3 digital audio stream. For iLM8 to work properly, the fol

iLM8 User Manual 15 GPIO – A Female DB-9 connection that allows iLM8 to be monitored or controlled externally. Opto-isolated inputs will be triggere

16 iLM8 User Manual HD/SDI iLM8 can use an optional factory-installed HD/SDI I/O module to measure audio directly embedded into an SDI stream witho

iLM8 User Manual 17 Home Screen Home Screen on iLM8 iLM8 has been designed with ease of use in mind. Most of the common settings are available

18 iLM8 User Manual Programming Menu If AC line power is lost or momentarily interrupted, iLM8 will revert to its previous state. To enter the pro

iLM8 User Manual 19 Menu Functions and Descriptions Main Menu Screen Display The main menu display shown on iLM8 when first entering the menu i

2 iLM8 User Manual Welcome Thanks for purchasing the DaySequerra iLM8. Differences in audio levels between TV programs, or between programs and

20 iLM8 User Manual I/O Menu I/O Menu Screen Display The I/O Menu will allow you to tailor iLM8 to suit your specific application. Audio Input:

iLM8 User Manual 21 • HD/SDI Inputs 9-16: Audio input is from the HD/SDI input jack, embedded audio channels 9-16. • Balanced Digital: Audio input

22 iLM8 User Manual the rotary encoder again will start to scroll through the choices for the next letter, or pressing ENTER accepts the name. DHCP

iLM8 User Manual 23 Alarms Menu Alarms Menu Screen Display iLM8 may be configured alert you to an AES lock loss condition. AES Lock: Allows th

24 iLM8 User Manual Algorithm Settings Menu Algorithm Settings Menu Screen Display The Algorithm Settings menu contains all the values required

iLM8 User Manual 25 Algorithm Meters Menu The Algorithm Meters menu contains all the real-time loudness readings that iLM8 generates for the audio

26 iLM8 User Manual Faults Although your iLM8 will provide you with years of trouble free service, occasionally problems may occur. Below is a list

iLM8 User Manual 27 Firmware Update Provided that you have completed warranty registration for your iLM8 on our website, we will notify you as new

28 iLM8 User Manual iLM8 Remote Dashboard The DaySequerra Remote Dashboard software will allow remote monitoring and logging of audio loudness as i

iLM8 User Manual 29 Remote Dashboard Configuration Un-configured Settings Tab Network Settings: Enter the IP address of the iLM8 unit to be mon

iLM8 User Manual 3 Table of Contents All rights reserv

30 iLM8 User Manual 5.1 Unit Loudness measure that is used for the 5.1 (surround) inputs. 5.1 Target Target value set for the 5.1 inputs. 5.1 MM

iLM8 User Manual 31 Using Remote Dashboard Main Viewer Window The Main Viewer Window will appear as pictured above when the options have been

32 iLM8 User Manual recorded log file. The radio button’s setting is global across all tabs. To play back a log file, select the FILE PLAYBACK radio

iLM8 User Manual 33 Maintaining an Accurate Clock To have the data in log files correctly represent the program material measured during a particul

DaySequerra – Three Year Limited Warranty DaySequerra warrants this product to be free from defects in materials and workmanship to its original owne

20DownMixUserManual Manufactured under license from DTS Licensing Limited. DTS is a registered tra

4 iLM8 User Manual Important Safety Information • Indoor use only. Not for use in wet or damp environments • Maximum Relative Humidity: <80%

iLM8 User Manual 5 Technical Specifications Power Consumption: 25W Maximum Dimensions: Rack Mount; 1 RU (1.75” x 19” x 10.75”) Sample Rat

6 iLM8 User Manual Introduction Broadcasters need a solution to effectively measure, and ultimately control the abrupt changes in loud

iLM8 User Manual 7 Measuring Loudness Human perception of the sensation of an audio signal is properly called “loudness”. As early as 1933, researc

8 iLM8 User Manual Weighting Curves To achieve a more accurate loudness measurement, the method should include critical bands in the measurem

iLM8 User Manual 9 Bronwyn Jones and Emil Torick created a revised CBS loudness meter in the early 1980s that consisted of eight filters, each cover