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IQBRT8
SECTION 41b
IQBRT8OPS 020403
Version 1 Issue 7
41b.6
Specifications
Input Impedance ................ Balanced 110 Ohm
Unbalanced 75 Ohm
Cable Length ..................... Balanced, > 150 m of AES3 Cable
Unbalanced, up to 500 m of RG59
or Equivalent
Input Sample Frequency .... 16 – 96 kHz, Input ‘1’ 48 kHz ±2 Hz
if selected as the locking reference
Output Impedance ............. Balanced 110 Ohm
Unbalanced 75 Ohm
Output Signal level............. Balanced 3 V pk to pk typical
Unbalanced 1 V pk to pk typical
Output Return Loss (-B)..... 33 dB at 6 MHz
Output Sampling ................ 48 kHz frame locked to 48 kHz
AES/EBU reference, 48 kHz frame
locked to PAL video reference,48
kHz frame locked to every 5th
frame of an NTSC video reference
(Conforms to AES11 – 1997 spec)
Free run stability Grade 2... ±10 ppm
Digital Reference Input Pull-In Range
±2 Hz
Distortion (THD + Noise) 24 bits
–117 dB, 1 kHz@ -1 dBFS, SRC
I/O ratio < 0.33 to 1.7 –104 dB,
1 kHz@
-1 dBFS, SRC I/O ratio < 0.33 to 3
Dynamic Range ................. 120 dB
Channel Status delay ......... 4 ms @ 48 KHz FSI/FSO
User data delay.................. 4 ms @ 48 KHz FSI/FSO
Fader time.......................... 12.8 ms
Fader cut-off level .............. - 60 dBFS
Jitter................................... < 0.005 UI p-p
Audio processing delay (48 kHz I/O sample frequency)
1.9 ms max. with sampling rate
conversion TBD µs without
sampling rate conversion
Power Consumption
Module Power Consumption
IQBRT8 5.7W max (balanced
versions)
IQBRT8 7W max (unbalanced
versions)
IQBRT6 5.4W max (unbalanced
versions)
Performance Information
Standards .......................... EN55103-1:1996 (Environment E2)
EN55103-2:1996 (Environment E2)
FCC Part 15, Class A (Verification)
Inrush Current ................... Please refer to IQ Modular Box
manual
Performance Degradation: None