Biamp 24-28m Manuel utilisateur

 24/28 Specifications
Frequency response
Harmonic Distortion
IMD (SMPTE)
Hum + Noise (824)
One char to mix output 150 ohms input term.
Slew rate
Maximum voltage gain
Mic input: 40dB gain to direct out +0, —.5 dB 20 Hz to 20 kHz
Mic input: 40dB gain to any output +0, — 1dB 20Hz to 20kHz
Mic input: 40dB gain to direct output .03 maximum .01 typical. 20Hz to 20kHz with
80kHz filter + 4dBv output.
Mic input: 40dB gain to any output .04 maximum
Mic input: 40dB gain to direct output .03 maximum .01 typical, + 4dBx output
Mic input: 40dB gain to any output .04 maximum
Trim — 10d8, Chan, Subl, Mix Faders at O.
30kHz BW ref .775v, — 80dBv
Greater than 10V per microsecond
73dB
Crosstalk — 80dB at 1kHz channel to channel
— 70dB at 1kHz bus to bus
Equalization LF: 50Hz + 18dB shelving type
Metering Range
input impedance
Output impedance
Phantom Power
MF. (Sweep Range) 150Hz — 8kHz peaking (cut + boost + 12dB)
HF: 12kHz + 18dB shelving type
Switchable — 10 to +4 DT
24 Series (subgroups 1-4)—UR Main, Solo, Mono
28 Series (subgroups 5-8)—L/R Main, Solo, EFX Sends 1-2, Mono
Low Z mic: 3K ohms
Line input: 10K balanced, 5K unbalanced
Patch input: 5K ohms,
Tape return: 13k unbalanced
All other inputs: 10K unbalanced
Stereo main mix and mono floating and balanced XLRs: 225 ohms
Maximum output: + 21dBv
All other outputs: 50 ohms
Maximum output: + 22dBv
Headphone output: 23 ohms for 600 ohm phones or more
+ 48v available on all mic inputs (with delay turned on and off)
Fluorescent meter display 4
Dimensions Model Width Depth Height
824 24.3 25° 5-3/8"
1224 29.9 25" 5-3/8"
1624 35.5 — 25" 5-3/8"
2424 ‚ 45.7 25" 5-3/8"
1228 35.5 25" 5—3/8
1628 411 25" 5-3/8"
2428 51.3 25" 5-3/8"
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