© 2004 Wohler Technologies Inc. ALL rights reserved
5
AMP2-DA/AVU and AMP2-DA/APP User Manual P/N 821584 Rev-A Section 1: Features, Specs, and Installation
Applications
The AMP2-DA/AVU and AMP2-DA/APP are ideally suited for use in VTR bays, mobile production vehicles, teleconferencing
installations, multimedia systems, satellite links and cable TV facilities, and on-air radio studios. Designed and manufactured in the U.S.,
both models are backed by a strong warranty and a satisfaction guaranteed return policy.
Units are designed to meet, at time of manufacture, all currently applicable product safety and EMC requirements, such as those of
CE. 0 dbV ref. 0.775V RMS. Features and specifications subject to improvement without notice.
General Specifications
Input Connectors:
Analog Input Impedance:
Digital Input Impedance:
Peak Acoustic Out (@ 2 ft.):
Power Output,
RMS Each Side (4
ΩΩ
ΩΩ
Ω):
RMS Bass (4
ΩΩ
ΩΩ
Ω):
Frequency Response,
Sixth Octave:
Input Level for Maximum
Output (Volume Full On):
Hum and Noise (analog):
Distortion, Electrical:
Distortion, Acoustic:
Input Overload:
Converted Analog Out S/N:
Converted Analog Out THD:
Magnetic Shielding:
Power Consumption
(Average Maximum):
AC Mains Input:
AES: BNC*, Analog: XLR
XLR: 70K Ω, balanced
BNC: 75 Ω, unbalanced
104 dB SPL
14 W transient / 10 W continuous
35 W transient / 25 W continuous
80 Hz - 16 kHz ± 5 dB)
(-10 dB @ 40 Hz, 20 kHZ)
0 dBv balanced / -10 dB unbalanced
Better than -68 dB below full output
Less than 0.15% at any level below
input threshold
6% or less at worst case frequencies
above 120 Hz, including cabinet
resonance; typically less than 1.5%
+26 dBv balanced
>90 dB
<0.008%
<0.8 Gauss any adjacent surface
45 W
100-240VAC, 50-60 Hz Universal
Audio Response Curve
Typical 1/6 Octave Audio Response Curve
B
d
0
+10
-20
-30
-10
Hz
10k
5k
2k1k50020010050 20k20
18 lbs. (8.2 kg)
3.5 x 19 x 12 inches
(89 x 483 x 305 mm)
Weight:
Dimensions (HxWxD):
75Ω (ohm) removable, unbalanced
32-48 kHz, auto-select
18-bit low jitter
DIP switch selectable;
0 = -18, +6 = -9, +4 = -20, +8 = -20
AES termination:
AES sampling rate:
D to A converter:
D to A gain calibration,
(dB = dBFS):
Digital AES Specifications
Physical Specifications
* Optional XLR connectors (instead of BNC) may be
specified for the AES inputs at the time of order.
Note: See page 21 for level meter specifications.
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