PRO SIGNAL PSG03928 User manual

Compact 3 Channel Stereo Amplier with DAC, 30W RMS
PSG03928
IMPORTANT SAFETY INFORMATION
Please read these instructions carefully before use and retain for future reference.
When using electrical appliances basic safety precautions should always be followed.
• To prevent re or shock hazard, do not expose this product to rain or moisture.
• Only use the PSU supplied or one of identical specication.
• Beware that listening for long periods and at high volume levels may cause fatigue
and hearing damage.

CONNECTIONS
• A compact 30W, (2 x 15W RMS) 3 input channel stereo amplier with built-in DAC
(Digital To Analogue Converter).
• Ideal for adding external speakers to computers, DVD players, TVs, MP3 players,
Digital Mini Disc etc.
• Connect analogue source equipment to the 3.5mm stereo jack, the L and R RCA
Phono, as required using suitable cables.
• If a monitor pass through signal is required, connect the device to the L and R RCA
Phono output.
• Connect digital source equipment to the Optical TOSLink and Phono digital coaxial
input sockets using suitable cables.
• Connect loud speakers to the screw terminal connector block. If loudspeakers are
not required the connector block can be removed.
• Headphones may also be used by connecting to the headphone output jack socket
on the front panel.
• Connect the PSU 12V output to the power in socket and plug the PSU into the
mains supply and turn on the power.
OVERVIEW

• If digital equipment is connected, select either the Coaxial or Optical input using the
Input Source switch on the front panel.
• The source analogue input is selected by using the three push buttons on the front
panel.
• Only one input, digital or analogue can be selected at one time.
• If loudspekers are connected, the volume is adjusted using the LH rotary control on
the front panel.
• The volume level for the headphone output is adjusted using the RH rotary control
on the front panel.
SPECIFICATIONS
OPERATION
Output Power: 2x 15W RMS @ 4 Ohm
Amplier Type: Class D
Controls: Input selector, Speaker volume,
Headphone volume
Audio Inputs: 1. Digital Coaxial & Optical (switchable),
2. L&R Phono, 3. 3.5mm (⅛”) stereo jack
Audio Outputs: Speaker out (L+R), Line/Loop out
(L+R Phono), Headphone out
Built-in speaker protection circuit
Power Supply: 12V DC, 2A PSU
Speaker Output Connector Multi-plug with screw terminals
THD+N: 0.06% (@ 8R, 1kHz)
Min. Load Resistance: 4 Ohm
Headphone Output:-
Output Power: 105mW (rms) per channel
Connector: 3.5mm (⅛”) stereo jack
THD+N: 0.05% (@ 16R, 1kHz)
Min. Load Resistance: 16R
Digital To Analogue Converter (DAC):-
Digital Input Type: Coaxial & Optical (using selector switch)
Digital Audio Format: LPCM
Input Impedance: 75R
Frequency Response: 32-192kHz sample rate

CLEANING & MAINTENANCE
• Clean the outside casing with a soft cloth lightly moistened with a mild detergent
• Never use any abrasive or solvents.
INFORMATION ON WASTE DISPOSAL FOR CONSUMERS OF ELECTRICAL & ELECTRONIC
EQUIPMENT.
When this product has reached the end of its life it must be treated as Waste Electrical & Electronic Equipment (WEEE).
Any WEEE marked products must not be mixed with general household waste, but kept separate for the treatment,
recovery and recycling of the materials used. Contact your local authority for details of recycling schemes in your area.
Made in Taiwan
PR2 9PP
Man Rev 1.0