9
BLOCK DIAGRAM & SPECIFICATIONS
HPF 180Hz
18dB/octave
Out
Gnd
+
D60EQ Block Diagram
Input
-
In
HPF
Level
Driver
Amplifier
Common
Power
Amplifier
Balanced
input Stage
Signal
Detect
Peak
Signal
Present
4
Ω
Out
Xfmr In
8
Ω
Out
70V Out
100V Out
Distribution
Autoformer
Output
9-band graphic equalizer
64 125 250 500 1k 2k 4k 8k 16k
_________________________________
SPECIFICATIONS
_________________________________
AMPLIFIER SECTION:
Output Power (2kHz @ 0.2% THD)
>60 watts
Frequency Response (20Hz-20kHz @ 60W)
+0/-1.5dB
Total Harmonic Distortion (20Hz-20kHz @ 60W)
<0.2%
Intermodulation Distortion (SMPTE)
<0.35%
Signal-to-Noise Ratio (20Hz-20kHz @ 60W)
>89dB
Input Sensistivity
.775 Volts
Input Impedance
balanced
unbalanced
20k ohms
10k ohms
INTERNAL AUTOFORMER:
Frequency Response (150Hz-20kHz @ 60W/70V output)
+0/-3dB
Total Harmonic Distortion (2kHz @ 60W/70V output)
<0.2%
EQUALIZER SECTION:
Filter Gain
+/-15dB
Center Frequencies
64Hz, 125Hz, 250Hz,
500Hz, 1kHz, 2kHz,
4kHz, 8kHz, 16kHz
Power Requirements
115/230VAC 50/60Hz
Power Consumption
160 watts max.
Dimensions
Height (2 rack spaces)
Width
Depth
3.5 inches (89mm)
10.2 inches (259mm)
11.4 inches (290mm)
Weight 15
lbs.
(6.81kg)
