Applications, General Specifications, And Other Options - Wohler AMP1A-4S User Manual

AMP1A-4S/-10S/-LP4S/-LP10S User Manual P/N 821527 Rev-B
The AMP1A Series is 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., the AMP1A Series is
backed by a strong warranty and a satisfaction guaranteed return policy.
General Specifications
Input impedance:
Input Level for Maximum
Output (Volume Full On):
Input Overload:
Peak Acoustic Output
(@ 2 ft.):
Response, Sixth Octave:
Power output
RMS Each Side:
RMS Bass:
Distortion, Electrical:
Distortion, Acoustic:
Hum and Noise:
Medium-size Segments Medium-size Segments Medium-size Segments Medium-size Segments Medium-size Segments
Magnetic Shielding:
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or Mid or Middle dle dle-distance -distance
Input Connectors:
Power Consumption
(Average Maximum):
AC Mains input:
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Wohler Technologies offers by far the broadest range of standard production audio monitor units. Standard-production models or
special order custom features for the AMP1A Series (1U) units include the following functions (and combinations thereof):
• Multiple stereo input selection, from 2 to 10
• AES/EBU and SDI (SMPTE259) inputs
• Separate channel volume controls
• Mono, mute, and mode switches
• Alternate level meter scales and color maps
Other custom options are possible. Call your dealer or Wohler Technologies to discuss your specific needs.
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.
Applications
90K Ω (Ohm) balanced
0 dBv balanced
+26 dBv balanced
98 dB SPL
80 Hz - 16 kHz ± 7 dB)
(-10 dB @ 50 Hz, 22 kHZ)
10 W transient / 5 W continuous
20 W transient / 10 W continuous
Less than 0.15% at any level below
limit threshold
8% or less at worst case frequencies
above 180 Hz including cabinet
resonance; typically less than 2%
Better than -68 dB below full output
Less than 1 Gauss any adjacent
surface
wing wing
wing wing
Balanced: XLR
35 W
100-240VAC, 50-60 Hz
Other Options
© 2006 Wohler Technologies Inc. ALL rights reserved
Section 1: General Features and Specifications
Level Meter Specifications (-LP)
Level Calibration:
-6, 0, +4, +8 dBv
Frequency Response: 20 Hz to 18 kHz (±0.5 dB)
Level Meter Type: 10-segment tri-color LED bargraph
display
LED Color:
Tricolor (red, amber, green)
Metering Range: 23 dB
Display Modes: VU or PPM, Selectable
VU Characteristics,
Rise Time: 300 ms to 99% of full indication
Decay Time: 300 ms
PPM Characteristics,
Attack Time:
10 ms
Decay Time:
2 seconds, 0 to -20 dB
Physical Specifications
Dimension (h x w x d): 1.75 x 19 x 12 inches
44.5x 483 x 298 mm
Weight:
14 lbs. (6.4 kg)
Audio Response
+10
0
d
B
-10
-20
-30
20 50 100 200
Typical 1/6 Octave Audio Response Curve
• High resolution 26-segment bargraph level meters
• Transformer coupled inputs
• FULL output power DC operation
• External speaker capability
• Multiple input and output connector type choices
500 1k 2k 5k 10k
Hz
20k
5