© 2004 Wohler Technologies Inc. ALL rights reserved
5
AMP1-VS and AMP1-VSA
User Manual P/N
821613
, Rev-
B
Section 1:
Features , Specs, and Installation
Applications
The
AMP1-VS
and
AMP1-VSA
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., the
AMP1-VS
and
AMP1-VSA
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.
Physical Specifications
Audio Response Curve
Typical 1/6 Octave Audio Response Curve
B
d
0
+10
-20
-30
-10
Hz
10k
5k
2k
1k
500
200
100
50
20k
20
10 lbs. (4.53 kg)
3.5 x 19 x 12 inches
(89 x 483 x 305 mm)
Weight:
Dimensions (HxWxD):
For SDI specifications see page 17.
Level Meter Specifications
Level Meter Type:
Bargraph Quantity:
LED Color:
Metering Range:
Reference Level:
Display Mode Select:
Peak Hold Select:
PPM Ballistics Select:
Calibration:
Scale Select:
26-segment tri-color LED bargraph
4 each, vertical
Tricolor (red, amber, green)
62 dB
0, +4, +6, or +8 dBv selectable
VU Only, VU/PPM, or PPM Only
Manual, 3-sec, 10-sec, or OFF
Type I, Type II, DIN 4506, or SSRT
Auto
VU, Extended VU, BBC, NORDIC,
DIN, or Custom
General Specifications
Analog Input Connectors:
SDI Input Connectors:
Analog Input impedance:
SDI 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 (4
Ω
Ω
Ω
Ω
Ω
):
RMS Bass (4
Ω
Ω
Ω
Ω
Ω
):
Distortion, Electrical:
Distortion, Acoustic:
Hum and Noise:
Magnetic Shielding:
Power Consumption
(Average Maximum):
AC Mains input:
Phoenix
, 4 each (-VSA model only)
BNC
, 1 each
Phoenix:
200K
Ω,
balanced
BNC:
75
Ω,
unbalanced
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
35 W
100-240VAC, 50-60 Hz
Custom combinations of connectors, controls and level meters are available by special order.
