AudiMax 362HD (3 bandas) | Especificaciones Técnicas

Especificaciones Técnicas
Technical Specifications

FM Audio Processor Solidyne 362HD

Haga click aqui para ver un artículo técnico teórico ( paper) en castellano acerca de la Teoría de los modernos procesadores de audio
y su relación con el aumento del alcance de una emisora de FM Estéreo.

NOTA:Un paper más completo basado en esta teoría está publicada en inglés en el
Journal of the Audio Engineering Society,
Oscar Bonello, March 2007 (www.aes.org)

 

Inputs

1-XLR3 conector, level self-adjusted 0 dBu to + 15 dBu 600 ohms balanced
2-RCA unbal, level self adjusted -15 to 0 dBu, 10 K
3-RJ45 stereo balanced (compatible with StudioHUB, Axia, etc) 0 dBu to + 15 dBu, 600 ohms balanced
All with R internal > 10 Kohms
4-Optional digital stereo USB input for PC direct connection

Outputs

1-Analog Balanced, + 4 dBu; Z= 600 / 10 Kohms, with de-emphasis (flat response)
2-Optional USB digital stereo input (flat response) for direct connection to PC

MPX Output

Two MPX outputs with individual level control with preset at rear side
600/10 Kohms, level from 0,5 to 4 Vpp
Differential output, BNC connector, floating ground 50 ohms
Allows 45 dB canceling buzz & noise due to ground loops

Frequency
Response

20 – 16.000 Hz +/- 0,5 dB
measured below compression & limiter threshold

Harmonic
Distortion

Below 0,02 % @ 30-15.000 Hz

Noise

Below – 90 dBA ref 100 % modulation

Stereo
Separation

> 75 dBA

Subsonic Filter

Chebyshev 2nd order, 15 Hz

Asymmetry
Cancelling

5 : 1 cancelling effect, using Khann-Bonello system

Expander

10:1 slope, 0,1 msec attack time, 200 msec release

AGC (wideband)

VCA controlled, 30 dB range, 3 sec attack/release

Multiband
Compressors

3 bands, 18 dB/octave,
Linear Phase crossover
Compressors: 30 dB range, 5:1 slope,VCA controlled
Automatic attack time
Release time user controlled by 3 x ENERGY controls

IM Cancelled
Clipper

IM clipper cancellation > 30 dB below 250 hz

Dynamic EQ

0 – 12 dB dynamic boost at Low, Mid and High Frecuency
Front panel user controlled

Processing

7 stages of processing devices

Power

115 V / 230 V (rear switch selected) 50/60 Hz, 20 W

Dimensions

19″ rack mount. Module one (44,4 mm) // weight 3 Kg Net; (4 Kg for courier freight)

Stereo Coder – Digital with oversampling 16x (608 kHz)

Audio input

2 Vpp for 100 % MPX output (4 Vpp)

MPX output

Two MPX outputs with individual level control with preset at rear side
Differential output, BNC connector, floating ground 50 ohms. Allows 45 dB canceling
buzz & noise due to ground loops
Level of each output adjustable from 0,5 to 4 Vpp 600/10 kohms

Frequency Response

20-15.000 +/- 0,2 dB,
plus 15 Khz/5 order eliptic, Active FDNR, L.P. filter
Attenuation at 19 Khz > 50 dB

Harmonic
Distortion

From 30-15.000 Hz, below 0,005 %
Measured using Belar Digital Stereo decoder DSD-1A and Tektronix 5L4 N Spectrum Analyzer

Signal to Noise
Ratio

Better than 90 dBA with reference to 100% modulation
Measured using Belar Digital Stereo decoder model DSD-1A

Stereo
Separation

> 65 dB at 1 Khz

38 Khz suppression

Below – 70 dB Ref 100% modulation

57, 76 & 95 Khz
suppression

Below – 75 dB Ref 100% modulation

Pilot tone
stability

+/- 0,002 % (+/- 0,5 Hz)