Microphone Preamplifiers |
|
MIC GAIN: |
0 to 70 dB (extra gain stage for more!) |
SWITCHABLE PAD: |
-15 dB (all channels front panel switchable) |
LINE GAIN: |
-10 to 60 dB (-25 to 45 dB inc. PAD) |
PHANTOM POWER: |
48V ±4V @ 10mA / channel |
MIC EIN: |
<-127.0 dBu |
CMRR: |
>80 dB @ 100Hz to 2kHz |
MAXIMUM INPUT LEVEL: |
+20 dBu (+35 dBu with PAD) |
INPUT IMPEDANCE (Mic): |
>2k Ω balanced (approx. 2.2k Ω) |
INPUT IMPEDANCE (Line): |
>8k Ω balanced (approx. 8.6k Ω) |
FREQUENCY RESPONSE: |
±0.5 dB 10Hz to 100kHz @ min. gain |
CROSSTALK: |
< -90 dBu 10Hz to 10kHz |
THD+N @ 0dBu (1kHz): |
<0.003% (-90.5 dBu) mostly 3rd harmonic |
SNR: |
>90 dB @ min. gain |
XLR COMBI FEMALE: |
Pin 2 (Hot), Pin 3 (Cold) & Pin 1 (Shield) |
1/4” TRS JACK: |
Tip (Hot), Ring (Cold) & Sleeve (Shield) |
Discrete JFET D.I |
|
D.I GAIN: |
0 dB unity gain (0 to 70 dB) |
MAXIMUM INPUT LEVEL: |
+17 dBu |
INPUT IMPEDANCE: |
1Meg Ω unbalanced |
FREQUENCY RESPONSE: |
±0.5 dB 10Hz to 50kHz |
THD+N @ 0dBu (1kHz): |
<0.01% (-80 dBu) mostly 2nd & 3rd |
SNR: |
>85 dB @ min. gain |
1/4” JACK: |
Tip (Hot) & Sleeve (Shield) |
Balanced Analogue Line Outputs |
|
MAXIMUM OUTPUT LEVEL: |
+22 dBu |
OUTPUT IMPEDANCE: |
<200Ω ground sensing, <100Ω unbalanced |
A-D Converter |
|
CHIPSET: |
Burr-Brown PCM4204 24-bit PCM |
DIGITAL REFERENCE LEVEL: |
Selectable via Rear Panel, 0 dBFS = +18 dBu (iD22 Professional), 0 dBFS = +12 dBu (iD14 Prosumer) |
FREQUENCY RESPONSE: |
±0.1 dB 20Hz to Fs/2 (Nyquist) |
CROSSTALK: |
<-110 dBFS @ 1kHz & <-90 dBFS @ 10kHz |
THD+N @ -1 dBFS (1kHz): |
0.0015% (-96.5 dB) |
THD+N @ -6 dBFS (1kHz): |
0.0009% (-101 dB) |
DYNAMIC RANGE: |
113.5 dB un-weighted, 116.0 dB A-weighted |
PEAK LED LINEUP: |
-2 dBFS (moves with reference level) |
SIGNAL LED LINEUP: |
-38 dBFS (moves with reference level) |
Digital Output |
|
ADAT 8 CHANNELS SMUX: |
44.1 to 96.0 kHz |
CLOCK: |
Internal Crystal or External Source |
WORDCLOCK INPUT: |
75Ω BNC – switchable 75Ω termination |
Power Supply |
|
LOW NOISE SHIELDED LINEAR PSU FANLESS, QUIET OPERATION: |
CUSTOM TRANSFORMERS, 35W Maximum Consumption |
INTERNAL D.C POWER RAILS: |
±15V, +48, +30V & +9V |
SWITCHABLE MAINS VOLTAGE: |
100, 120, 220 or 230Va.c |
FUSE: |
200mA (UK) or 315mA (US), Time Delay (T) Slow-Blow Type |
Weight |
4.5kg |
Dimensions |
1RU, 482mm x 286.5mm x 44mm |