TECHNICAL SPECIFICATIONS
ENG
Page 30
MPX OUTPUT MODULE
Mpx Signal, MpxClipper & Overshoot Compensator Modules are processed at 760Ksamples/sec
Conversion
24 bit ( Texas BB PCM1738)
Stereo Separation
>70 dB typ. on the whole band (75dB@ 1Khz)
Mpx Outputs
2, with independent level controls
Crosstalk M/S
70 dB
Mpx Modes
Stereo, Mono, L+R, L-R, Pilot Only, No Pilot
Crosstalk S/M
70 dB
Mpx Clipper
On/Off & 95% - 105%, 1% Step control
38KHz suppress.
> 80dB
Cmp 1 output level – 10.0dBu to +15dBu (0.1 dBu step)
Pilot Protection
> - 70 dB (Relative to 10% of Pilot injection)
Cmp 2 output level – 10.0dBu to +15dBu (0.1 dBu step)
RDS Protection
Mod Power Limiter adjustable from –1.0dB to +12dB from ITU Ref
better than -55 dB @ 56Khz, better than
- 65dB @ 57 Khz (Mpx Clipper Disabled)
Pilot Frequency***
19 KHz +/- 1Hz
S/N
>85 dB (on 60 Khz Bandwidth)
Pilot Injection
–14.0 to –26.0dB (0.1dB Step) (Ref 100% Mod)
Source impedance
10 Ohm
Pilot Phase
Adju/- 12 deg. (1 deg step)
Load Impedance
600 Ohm or greater
Pilot TDH+Noise
0.06% (TDH 0.005%)
Out. Conn. type
BNC floating over chassis, EMI sup.
Stability***
+/-10 ppm (-10 to +55 °C)
Pre-emphasis
50usec, 75usec (+- 3usec adjust control
available to compensate external problems)
*** higher stability available on request
BY-PASS MODE
SINE WAVE INTERNAL GENERATOR
Frequency Resp
30 Hz-15 KHz (- 0.1 dB)
Purpose
Can feed each output module for test
Output Noise
-103 dB (A-weighted)
Freq
30, 100, 400 Hz, 1Khz, 5Khz, 10Khz, 15Khz
THD
0.008% - (0.005% @ 1Khz)
Level
from 0% to 120% of Modulation
Stereo CrossTalk
> -80dB (from 30Hz to 15Khz)
Modes
Left=Right, Left=-Right, Left or Right Only
Group Delay
2 ms
SOUND ENHANCING CONTROLS
PARAMETRIC EQUALIZER CONTROLS
Stereo Enhancer
On/Off, Band, Depth, Limiter Thr & Drive
Low Pass Filter
On/Off, Gain & Slope
Super Bass
On/Off, Bass Type & Drive
Mid Range Filter
On/Off, Gain & Width
Brilliance
On/Off & Level
Hi Pass Filter
On/Off, Gain & Slope
*All sound enhancing and Parametric equalizer modules are processed at 47.5 Ksamples/sec.
PRESETS:
50 Factory P 50 user definable
SIX BANDS MULTIRATE PROCESS* CONTROLS
BICHANNEL, DUAL BAND AGC CONTROLS
Band 1-6 Compr.
Threshold, Attack & Release Speed
Hi / Lo Bands
Crossover Frequency & slope
Band 1-6 Compr.
Coupling
Quantity & Rule of Compressors Coupling
Main
Drive, Gate Threshold, Attack & Release
Speed, Idle Compression & Speed
Band 1-6 Limiters
Threshold & Release Speed
Coupling
Coupling between the two bands
Band 2-6 Expand.
Threshold & Expansion ratio
Work zone
Threshold & Release
Band 1-6 Distors.
Cancelled Clippers
Threshold adjustable
(Clip Mode for Band1 Only)
L/R Linkage
0- 100 %
Band 1-6 Mixing
Gain & Solo
AGC processing
47.5 Ksamples/sec
Coupling Select.
2-3-5-6 Bands-like system and more
WIZARD PANEL
Filters Banks
Five Banks of six filters (preset selectable)
Density
Less / More Density (+/-10)
Speech Detector
automatic voice detecting
Compression
Less / More (+/-10)
Equalization
Warmth to Open (+/-10)
Additional
MultiBand Controls
MB Gate Threshold, MB Drive, MB Idle Gain,
MB Idle Speed, MB Agc Coupling
Expansion
Less / More (+/-10)
*Low Delay Multirate 6 band predictive not linear process (full Antialiased).
Band1 & Band2 are processed at 47.5 Ksamples/sec.
Band3 & Band4 are processed at 190.0 Ksamples/sec.
Band5 & Band6 are processed at 380.0 Ksamples/sec.
DAB-IBOC OUTPUT MODULE (OPTIONAL)
DAB-IBOC MODULE CONTROLS
Connectors
XLR male & optical tos/link
Low Pass Filter
On/Off, Gain & Slope
Formats
AES3/EBU
Mid Range Filter
On/Off, Gain & Width
Sample Rates
the same as the Digital audio Output
Hi range Filter
On/Off, Gain & Slope
Output Level
0.0 dBFs to – 25.0dBFs (0.1dBFs Step)
LookAhead Limiter
Drive & LookAhead Time
Group Delay
5 ms
Overshoot Comp.
On/Off
*All DAB Parametric equalizer filters are processed at 47.5 Ksamples/sec.
*The LookAhead Final Limiter & The Overshoot Compensator are processed at 190 Ksamples/sec
AC MAINS FUSE
Ratings
315 mA (for 230 Vac), 640 mA (for 115 Vac)
Type
Timed (slow blow)
Dimensions
5 x 20 mm glass tube