Grass Valley 8910ADA-M - Manual (Page 42)

42 8910ADA-M/ST/SR — Instruction Manual
Specifications
Specifications
Table 6. 8910ADA Specifications
Parameter Value
Input
Signal level +30 dBu maximum
Impedance > 18 k¾
Common mode rejection > 72 dB 20 Hz to 20 kHz
Outputs
Number of outputs Monaural, 8 balanced; Stereo, 4 balanced per channel
Signal level -M/-ST modules, +24 dBu maximum
-SR module, +28 dBu maximum
Output impedance < 50 ¾ balanced
Level match between outputs Worst case ± 0.25 dB
Output to output isolation > 100 dB
Drive capability -M/-ST modules, 600 ¾ minimum load impedance
-SR module will drive a maximum of 3 outputs at a time into 600¾
Performance
Frequency response ±0.05 dB, -0.1 dB wrt/1 kHz, 20 Hz to 20 kHz
THD + N -M/-ST modules, <0.01% @ 24 dBu (-80 dB)
-SR module, <0.05% @ +24 dBu (-66 dB)
IM distortion -M/-ST modules, <0.005% (-86 dB)
-SR module, <0.025% (-72 dB)
Noise -M/-ST modules, -86 dBu maximum (RMS, 22.4-22.4 kHz,
unweighted)
-SR module, -75 dBu maximum (RMS, 22.4-22.4 kHz, unweighted)
Gain range -M/-ST modules, -15 to +33 dB
-SR module, -20 to +30 dB
Environmental
Frame temperature range
See Gecko 8900 or GeckoFlex 8900 frames manual at this link:
www.thomsongrassvalley.com/doc/modular
Operating humidity range
Non-operating temperature
Mechanical
Frame type 8900 Gecko Audio frame or GeckoFlex with rear module
GeckoFlex frame rear module type 8900A-R rear module
Rear module retainer clip screw torque 4-5 inch-lb./0.45-0.6Nm
Hard-wired potentiometers at J11 and J12
(8910ADA-SR only)
Customer-supplied, 10k ohm, for fine gain and balance adjustment
range of ±6 dB
Power Requirements
Supply voltage +12 V, -12 V
Power consumption -M/-ST modules, 3.0 Watts
-SR module, 5.0 Watts
Fusing 1.5 A, Slo-Blo (F1, F2)