RCF DX 4008 este un procesor de sunet folosit in sistemele fixe sau de aer liber. Acesta este prevazut cu procesor de 32 biti cu diviziune mobila (extensibil pana la 40 biti) si convertoare analogice de performanta de 24 biti.

Specificatii:

Sectiunea input si output

• Impedanta de intrare: >10 kΩ
• Impedanta de iesire: 50 Ω
• Nivelul maxim: +20 dBu
• Conectori: XLR cu 3 pini

Specificatii audio

• Raspuns in frecventa: +/- 0.1 dB (20 - 20kHz)
• Dynamic range: 115 dB
• CMMR: >60 dB (50 - 10 kHz)
• Crosstalk: <-100 dB
• Distorsiuni: 0.001% (1 kHz @ 18 dBu)

Performante audio digitale

• Resolutie: 32 bit (40 bit extensibil)
• Sampling rate: 48/96 kHz
• A/D - D/A Convert: 24 bit
• Propagation delay: 3 ms
• Numarul de programe: 30

Controlul panoului frontal

• Display: 4x26 caractere LCD
• Butoane: 12 mute, 12 gain/ manu, 6 menu control
• Nivelul audio: 5 LED-uri
• Interfata: RS 232 mama DB-9

Limiter

• Threshold: -20 - +20dBu
• Attack time: 0.3 - 100 ms
• Release time: 2 - 32 attak time

Equalisation

• Typ: Parametric, Hi-shelf, Lo-shelf 
• Gain: 0.25 dB steps -30 - +15 dB
• Bandwidth: (Q=0.5 - 72) 0.02 - 2.50 octave

Filtru crossover

• Tip filtru: Butterworth, bessel, linkwits biley
• Slopes: 6-24 dB/oct (96 kHz) 6 - 48 dB/oct (48kHz)