User guide

© 2009 Wohler Technologies, Inc. All rights reserved.
6
AMP1A Series User Guide
Specifications
Table 1–2 below lists the specifications for the level meters for all of the
monitors in the AMP1A Series except for the AMP1A Plus which does
not include level meters.
Distortion,
Electrical
< 0.15% at any level below limit threshold
Distortion,
Acoustic
8% or less at worst case frequencies above 180 kHz including cabinet resonance; typically <2%
Hum and Noise Better than -68 dB below full output
Magnetic Shielding <1 Gauss any adjacent surface
Power
Consumption
(Average
Maximum)
35 W
AC Mains Input 100 to 240 V AC, 50 to 60 Hz
Dimensions 1.75 “ H x 19” W x 12” D (44.5 mm H x 483 mm W x 298 mm D)
Weight 14 lbs. (6.4 kg)
Table 1–1 AMP1A Series Monitors Specifications
Specification AMP1A-30 AMP1A-106 AMP1A-LP10S AMP1A Plus
Table 1–2 Level Meters Specifications
Specification AMP1A-30 AMP1A-106 AMP1A-LP10S
Level Calibration -6, 0, +4, +8 dBv
Frequency Response 20 Hz to 18 kHz (± 0.5 dB)
Level Meter Type
30-Segment, 106-Segment 10-Segment
Two Tri-Color LED Bar Graph
LED Color Tri-Color: Red, Green, and Amber
Metering Range
65 dB
(+16 dB to -49 dB)
72 dB
(+16 to -56 dB)
23 dB
(+3 to -20 dB)
Display Modes VU or PPM, Selectable
VU Characteristics
Rise Time
Fall Time
300 ms to 99% of full indication
300 ms
PPM Characteristics
Attack Time
Decay Time
10 ms
2 seconds, 0 to -20 dB