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DESCRIPTION OF THE DEVICE
Features
High-power amplifier
• Class H construction: 2-step power output
• Enormous power with highest brilliance
• 2 gain-controls on the frontpanel
• All operation-modes controllable via LEDs
• Signal-inputs via XLR/1/4" jack-mounting sockets
• Signal-outputs for connecting via XLR-connector
• Input sensitivity adjustable via selector on the rear panel
• Speaker connection via lockable Speaker-plugs or screw terminals
• Limiter adjustable to the load impedance
• Ground Lift-switch against humming
• Bridged-switch for bridging
• Many protection-circuits for optimized equipment-protection
• Very rugged housing
• 19" dimensions
• High power/weight-relation
Frontpanel
A-3800
(1) POWER SWITCH
Press this button to start operation.
(2) GAIN-CONTROLS
Adjust the desired volume here.
(3) STEREO-LED
This LED shines in Stereo-mode.
(4) PARALLEL-LED
This LED shines in Parallel-mode.
(5) BRIDGED-LED
This LED shines in bridged mode.
(6) LEVEL-LEDS
The LEDs are illuminated in accordance with the adjusted signal level.
(7) LIMIT-LED
This LED flashes when the output signal starts distorting.
(8) PROTECT-LED
This LED is illuminated after switching the device on as long as the speakers are not connected with the
amplifier.
If this LED is illuminated during the operation, one of the protection circuits is active. Please take the
amplifier out of operation and check it.
PROTECT
CH-1
LIMIT
SIGNAL
0dB
8
7
6
2
STEREO
CH-2
PARALLEL
BRIDGE
0dB
4
3
5
2
22/43
PROFESSIONAL POWER AMPLIFIER
PROTECT
POWER
LIMIT
O
SIGNAL
6
7
8
1
10451590_V_1_1.DOC
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