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A-2

2500mW Pure Class A Headphone Amp & Preamp
Apply ACSS technology, Fully Non-Negative Feedback design
Fully Discrete Transistors Design

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Summarize Use Manual Specs Shipping Cost

Set the A-2 has warmer sound:
        The two different settings  for set the A-2 have warmer sound. Push into 2 or 4 pc jumpers let they active .
        The above setting in the below photo can effect the sound become warmer for the RCA inputs .
        The bottom setting can effect the sound become warmer for all inputs .
        U
sers can setting both to let the sound more warmer .
(Please pull out the power cord before the cover of the chassis is taken off .)

          

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Select the input channel:

Push the "Input" button to select the input channels.
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Gain mode: 
Push the button "Gain", to select the gain mode between " L, H" .

"L" mean the unit working on low gain ( 14DB).

"H" mean the unit working on high gain (20DB).
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Output mode: 

Push the button "OUTPUT", to select the output mode between " HP , PRE".

"PRE" mean the unit output from RCA  from rear.

"HP" mean the unit output for headphones on front plate.


Volume knob :

          Change A-2 volume .

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