AER Amp one 2013 -2020

The AER Amp One is a compact, premium 200-watt solid-state combo amplifier specifically engineered for electric and acoustic bass and instruments requiring accurate low-frequency reproduction. Manufactured by German audio experts AER Amps. Good condition, seen mostly home and rehearsal studio use.

Key Performance Specifications

• Power Output: 200 Watts RMS into 8 ohms with smart dynamic control.
• Speaker Configuration: Single 10-inch heavy-duty Neodymium magnet woofer inside a bass reflex enclosure.
• Cabinet Construction: 18 mm Finnish birch plywood with a rugged black water-based acrylic spatter finish.
• Dimensions & Weight: 325mm x 375mm x 295mm (HxWxD), weighing roughly 13.5 kg to 14 kg. 
• Comes with original gig bag (functional, one zipper missing)

Detailed Feature & Control Set

• Preamp Controls: Gain knob with an input attenuation pad switch (High/Low) to accommodate active and passive basses.
• Equalization: Independent 3-band EQ consisting of Bass, Treble, and a fully parametric Middle control (Mid Freq / Bandwidth switches).
• Tone Enhancement: Includes a "Colour" filter (mid-cut, treble-boost), a +10 dB Bass Boost at 55 Hz, and a Tone Balance sweep knob.
• Onboard Compressor: Built-in high-quality compressor featuring dedicated Threshold and Ratio controls.
• Signal Processing: Features an internal subsonic filter and an RMS limiter to protect the driver 

Connectivity & Routing Options

The rear panel provides extensive I/O routing choices for studio tracking and stage environments

• Direct Output: Balanced XLR DI-out with an adjustable level control and Pre/Post EQ configuration switch.
• Auxiliary Input: 6.3 mm stereo jack to jam along with external audio devices.
• Dedicated Inserts: Separate Pre-EQ and Post-EQ serial signal insert points.
• Utility Outputs: Dedicated Line Out, Subwoofer Out, Tuner Out, and a 6.3 mm stereo headphones jack.
• Effects Loop: Parallel FX Send/Return loop alongside a footswitch input for muting and FX control.

The AER Amp One ships standard with a high-quality padded travel gig bag