Accento Dynamica ADA40 User manual

ADA40
INSTRUCTION MANUAL
COMPACT 20W STEREO AMPLIFIER
CLASS-D

The compact size of the Accento Dynamica ADA40 makes it an ideal choice for small
areas with limited space or for those looking for a cleaner audio environment. This amp
is remarkably compact, yet still delivers crisp, vibrant sound comparable to much larger
ampliers. Centered on the TDA7492PE, this Class-D amplier is highly e󰀩cient while
delivering deep bass and an expanded sound stage to the listener.
• Class D amp design maximizes delity and e󰀩ciency so your music sounds its best
in a convenient compact package
• Simple operation with an on/o󰀨 switch & volume control knob
• All metal case black anodised extruded aluminium rubber feet
• RCA Stereo line level gold-plated input
• Bare-wire or 4mm speaker connection terminals
• Includes 15 VDC, 2.0A power supply for optimum performance
• Highly e󰀩cient operation with realistic audio sound stage
• Small size lets you use this amp almost anywhere
• ADA40 Amplier 2x 20Wrms Digital Stereo Amplier
• 15V @ 2A switch mode power supply 240Vac
• To prevent re or electrical hazard do not disassemble this product.
• Do not expose the unit to water or moisture.
• Do not place liquid on or close to unit.
• Do not place unit on or near an open ame or heat source.
• Keep product free from dust and debris.
• Place unit on a stable and level platform.
• Do not place heavy items on top of unit.
• Do not use excessive force when pushing the unit buttons.
• Do not attempt to pull the power cord when removing it from power outlet.
• Do not use damaged or defective power cables.
• Unplug the power cable if the unit is not in use.
• Clean with a damp cloth only.
Accento Dynamica ADA40
Features
Includes
Safety Instructions

MIN MAX
1
23
4
5
6
DC12V
L OUT
R OUT
L
R
INPUT
Connection and operation of the ADA40 is simple and straight forward. On the front of
this amp you will nd a push button on/o󰀨 switch and smooth analogue volume control.
The back panel features stereo RCA Gold-Plated inputs, perfect for using with audio
devices, tablets, PCs, etc. Speaker connection is via 4 gold-plated terminals. Each
accepting screw-in bare wire up to 12AWG. Or connect using common 4mm banana
type plugs (not included). A robust 15 VDC, 2.0A power adapter comes with this amp to
ensure that it is given the right voltage and current to function at peak performance.
1. Power LED
2. Power Switch
3. Volume Control
4. Channel Input L/R
5. Speaker Output L/R
6. Power Pack Input
1. Power LED Indicates the unit is receiving power and is fully operational
2. Power On/O󰀨 Button Press the power switch IN to power the unit ON
- Press the power switch again (OUT) to power the unit OFF
3. Volume Control Knob adjusts the volume level of the amplier. Prior to powering
your amplier on, please turn the Volume Control Knob all the way to the LEFT.
Powering your amplier on at higher volume may damage your speakers.
4. RCA-Type Audio Inputs RCA-type line level input for connection of devices such as
CD players, PCs, and portable audio devices like mobile phones, etc. An adapter
can be purchased separately that will allow 3.5mm connection.
5. Speaker Outputs. The speaker output connections utilize high current binding posts
that will accept standard banana plug connectors (sold separately). The connectors
are color coded for easy polarity identication. If you do not have banana plugs
available, the binding posts can be unscrewed and wire can be inserted into the
posts and will accept 12AWG to 20AWG wire speaker wire.
6. Power Connection. The ADA40 operates on 12 to 15VDC and should be provided
with at least 2A. A world compatible (100-240V) 15VDC 2A power supply is
included with your amplier. Note: If an inappropriate power supply is used and the
unit is damaged the warranty will be voided.
Connection

Power output: 2 x 20 watts
DC15V 4Ω 21W THD=10%
DC12V 4Ω 16W THD=10%
Impedance: 4Ω to 8Ω
SNR: 98db
Distortion: 0.03%
Frequency response: 20-22,000 Hz
Dynamic Range: 103dB
Signal Input: RCA gold-plated lotus signal input
Signal output: 4-wire signal output. Bare-wire or 4mm
Power Supply: DC12-15V 30Wnom, 40Wmax
DC Plug: O/D 5.5mm, Centre Pin 2.1mm (Positive)
Circuit plate: 1.6mm thick breglass Immersion Gold
Dimensions Case: 90mm(w) x 40mm(h) x 120mm(d)
Dimensions Plus: 150x92x47mm including protruding parts
Case Material: Extruded Aluminium body
Anodized front panel.
Weight: 0.32kg
Specications
The highly e󰀩cient audio amplication of the Accento Dynamica ADA40 provides an
amazing soundstage and presence combined with enhanced clarity and sound quality;
all at an amazingly low price. The ADA40 features the TDA7492PE developed for its
e󰀩ciency and performance. The TDA7492PE is a dual BTL class-D audio amplier
with single power supply designed for home audio applications and is fully protected
against faults with built-in thermal and short-circuit protection. This is the perfect stereo
amplier for desktops or bedrooms. It is small, but generates powerful, pristine audio.
Operation