21
5 Technical Specifications
Maximum Output
25V/70V/100V 50W
x
1
4/8 Ohm
25W x 2 or 50W x 1
Frequency Response (Full Power)
100Hz-20kHz
Ban/- 3.0dB
80Hz-30kHz
THD+N
<0.1% at 1W
Signal to noise ratio
>90dB
Remote Volume Control
0-10VDC
Remote Muting
Contact Closure
Microphone Ducking
0 to –90dB (Adjustable)
Phantom Power
+48VDC (Switchable)
Input Sensitivity of Mic Input
0dB (1V) or –30dB (30mV)
Input Sensitivity of Inputs 2-4
0dB (1V)
Standard Voltage Gain
40x (32dB(
Input Impedance
10kOhms
Standby, Idle, 1/8 Power Draw
.005/.01/.15 Amps
Class
D
Input Connectors
Mic (3-pin Euroblock), RCA,
3.5mm, 3-pin Euroblock
Output Connectors
Euroblock
Power Supply
External in-line 48VDC
Cooling
Convection-cooling (No fans)
Controls
4 Level knobs, 1 Master, Ducking
LED Indicators
1.25in (3.2cm)
Construction
4.35in (11.1cm)
Dimensions (H, W, D)
3.2in (8.1cm)
Weight
0.37bs (0.16kg)
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6 Warranty Information
6.1 Warranty Summary
All Stewart Audio amplifiers and accessories, unless excluded in this
summary, are covered by a 3-year limited warranty on parts and labor
from the data of purchase. In order to be eligible for warranty repairs,
the amplifiers and accessories must have been purchased through an
authorized Stewart Audio dealer and submitted by the original purchas-
er. This warranty is only valid in the country in which the amplifier was
purchased.
6.1.1 Eligibility Requirements.
Stewart Audio warrants against all malfunctions which come as a result
of component or manufacturer defect. The amplifier is also covered
from all failures which arise during the warranty period (3 years from
date of purchase) that are not a result of misuse. The following actions
will void your warranty:
The power cord or AC plug has been damaged through misuse.
The amplifier has been exposed to moisture or extreme tempera-
tures.
The amplifier has been dropped, items have been dropped on the
amplifier, or the enclosure has been damaged.
The amplifier has been opened by the operator.
The amplifier was improperly packaged when sending to the fac-
tory for repair, resulting in damage.
Any of the precautions or instructions found in this manual were
not followed.
Damages resulting to the amplifier which are not covered under this
warranty can be factory-repaired at cost to the customer. Use the con-
tact information below to initiate the repair process.
6.2 Return Procedure
This section includes the return procedures which must be followed in
order to prevent processing delay or cost to the customer. Please read
the entire section before contacting Stewart Audio for returns.
