The stunning AA-40 is a 45 watt single channel Acoustic guitar amplifier.

Designed to be ultra portable for the musician on the move the AA-40 weighs in at a tiny 3.4kgs.

Built in the UK Custom Shop the AA-40 Wood features a hand made wood stained cabinet and Custom designed Italian Sica speaker.

A fully featured pre amp allows the user to sculpt their perfect acoustic tones by using the treble and bass eq controls whilst retaining the characteristics of the instrument being used.

Stunning digital Reverb is available in 4 different flavours and a very useful notch filter will help to cancel out feedback inducing frequencies when playing at higher volumes.

The stunning acoustic tones are delivered via a custom 5" Italian Sica speaker combined with a studio quality tweeter for stunning acoustic tone and projection that belies its size. 


Other features include; 

  • Balanced DI Output
  • FX Send and Return
  • Shape switch
  • Carry Strap
  • 35mm recessed speaker pole socket
  • Link out socket for connection to the AA Power Cube powered 40 watt extension combo.
  • Ultra small and portable measuring only 230mm squared
  • Custom Italian Sica 5" speaker and tweeter
  • Handmade in UK Custom Shop


Power Output 40 Watt
Power Handling Not applicable 
Power Requirement  230 / 115V auto select
Speaker Configuration 1 x 5 
Speaker Outputs Not Applicable
Frequency Response  -3dB @ 52Hz and 28kHz
High Instrument Input Chan 1 Active Impedance 10k Ohms Input range 300mV - 20V p-p
Low Instrument Input Chan 1 Passive Impedance 3.9M Ohms Input rangfe 150mV - 10V p-p
Line Output  Impedance 4.7K Ohms Level 0dBu
DI Output Impedance 600 Ohms Level -20dBu

Bass +/-15dB @ 100Hz  Treble +/-15dB @ 10kHz 

Signal to Noise  Better than 70dB (EQ Flat)
Distortion less than 0.8% THD
H x W x D (mm) 

230 x 230 x 230   

Weight (kg) 3.4
Notch Filter 

Notch Frequency 70 to 350Hz 'Q'=5 


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