Studer OnAir 2500 Manual

12
Technical Specifications
General
Level specs, digital, in dBFS: dB, referenced to full modulation (dBFS, dB Full
Scale)
Level specs, analogue, in dBu: 0 dB Ø 0.775 Vrms
Sampling rate: 48 kHz ±50 ppm (internally synchronized)
Headroom adjustable: 0 to 20 dB
Default setting: 9 dB
Output Level: 15 dBu @ 0 dBFS
All input faders set to their 0 dB position. External analogue sources:
source impedance < 200 Ω. Frequency range: 20 Hz to 20 kHz, if not
stated otherwise.
Microphone inputs
Input sensitivity: –60 dBu…26 dBu for 0 dBFS
Gain setting: in steps of 1dB
Frequency response: 30 Hz…20 kHz, –0.3 dB
High pass lter (12 dB/Octave): 75 Hz
Input impedance: 1.8 kOhm
Insert level (for 0 dBFS) +15 dBu
Dynamic range: 107 dB
THD+N (30 Hz … 20 kHz, –30 dBFS): –100 dBFS
THD+N (1 kHz, –1 dBFS): –95 dBFS
Equivalent input noise (200 Ω Ri, max gain): –124 dBu
Crosstalk, 1 kHz: –100 dB
Phantom power, switchable: 48 V
Line level inputs
Level (for full scale) 15 or 24 dBu xed (jumper), or 7...26 dBu adjustable
Input impedance min. 10 kΩ
Frequency response 20 Hz...20 kHz –0.2 dB
THD & N (35 Hz … 20 kHz, –30 dBFS), input level xed max. –108 dBFS
THD & N (1 kHz, –1 dBFS), input level xed max. –97 dBFS
Crosstalk 1 kHz max. –110 dB
Digital inputs/outputs
Input/Output impedance 110 Ω
Output level (into 110 Ω) 5V
Input Sampling rate with SRC 32 … 108 kHz
Analogue outputs
Level (for full scale) 15 or 24 dBu xed (jumper), or 7 … 26 dBu adjustable
Output Impedance 50 Ω
min. Load at +24 dBu 600 Ω
Frequency response 20 Hz … 20 kHz –0.2 dB
THD & N (20 Hz … 20 kHz, –30 dBFS), input level xed max. –104 dBFS
THD & N (1 kHz, –1 dBFS), input level xed max. –93 dBFS
Crosstalk 1 kHz max. –110 dBFS
Equalizer
4 Band, each band sweepable 20 Hz…20 kHz: ±18 dB
Q-factor 0.27 … 8.7
Dynamics
Dynamic level 0 dB … +24 dB
Dynamics ON/OFF
Limiter
Threshold -39 … + 9dB
Attack time 0.2 msec … 1 msec
Release time 10 msec … 10 sec
Compressor
Threshold -87 … +9 dB
Ratio 20:1 … 1:1
Attack time 0.2 msec … 20 msec
Release time 10 msec … 10 sec
Expander
Threshold -87 … +9 dB
Ratio 20:1 … 1:1
Attack time 0.2 msec … 1 msec
Release time 10 msec … 10 sec
Noise Gate
Threshold -87 … +9 dB
Attenuation -48 dB … 0 dB
Attack time 0.2 msec … 1 msec
Release time 10 msec … 10 sec
De-esser
Frequency range 4 kHz … 14 kHz
Q-factor 0.27 … 8.7
Threshold -87 dB … + 8 dB Auto Mode
Ratio 20:1 … 1:1
Power supply
Mains voltage: 100 to 240 V, 50/60 Hz (auto-ranging)
Power consumption Desk: typ. System 100 W
Weight
OnAir 2500 12 fader 17 kg
Note:
We reserve the right to change specifications as technological progress
may warrant. Data subject to change without notice

Studer OnAir 2500 Specifications

General

Brand	Studer
Model	OnAir 2500
Category	Recording Equipment
Language	English