Power button, Power cord receptacle | Esoteric A-02 specification

APOWER button

Press this button to turn the unit on and off.

See steps on page 11 for turning on and off the audio system including this unit.

When you turn the unit on, the blue indicator around the button blinks and no sound comes out for a few seconds. Wait until the indicator stops blinking.

oWhen the protection circuit is activated, the indicator around the POWER button will continue to blink and no sound will come out. If this occurs, check the items on page 12 “Protection Circuit”.

o Because this unit is equipped with a high capacity transformer and capacitor, sound may occur from the power transformer when you turn it on. This is not malfunction in the unit.

oAfter turning the unit off, wait at least 2 seconds before turning it on again in order to prevent malfunction.

oTurn off the power when not using this unit.

BPower cord receptacle

Connect the power cord to the power cord receptacle.

After all other connections are complete, connect the power cord’s plug to the AC wall socket.

Do not use any power cords other than the one included with this unit or a power cord specified by ESOTERIC. Use of other power cords may result in fire or cause electric shock.

CINPUT SELECTOR switch

Use this switch to change the input between RCA and XLR.

Do not change the input while the unit is on. Doing so may cause sudden loud noise and damage to speakers as well as harm hearing.

DOUTPUT MODE switch

Select “STEREO” when you use this unit as a stereo power amplifier.

Select “BTL (Bridged Transformer Less)” when you use this unit as a monaural power amplifier.

oYou cannot connect the speakers for the both “STEREO” and “BTL” modes at the same time. When you want to change the mode, follow the steps below.

1Turn the unit off, and then disconnect the speakers from the unit.

2Change the mode by sliding the OUTPUT MODE switch.

3Connect the unit to the speakers, and then turn the unit on.

Do not change the output mode while the unit is on. Doing so may cause serious damage to the unit and the speakers.

ESPEAKER terminals

Connect these terminals to the speaker's terminals using commercially available speaker cables.

See “Speaker Connections” on the next page, and “Connection examples” on pages 9 and 10.

FXLR input terminals

Connect these terminals to the output terminals of the preamplifier using commercially available XLR balanced audio cables.

See “Connection examples” on pages 9 and 10.

o Slide the INPUT SELECTOR switch to “XLR” when you use these

	terminals.	ENGLISH
	o When connecting the XLR plug to the terminal connector, push it	ENGLISH

	in until the lever of the connector clicks. When disconnecting the
	XLR plug, pull it out while pushing the lever.

oThe pin assignment of the XLR input terminals is #2 HOT. Use the corresponding cables for correct polarity.

GRCA input terminals

Connect these terminals to the output terminals of the preamplifier using commercially available RCA audio cables.

See “Connection examples” on pages 9 and 10.

Make sure to connect:

White plug e White jack (L: left channel)

Red plug e Red jack (R: right channel)

o Slide the INPUT SELECTOR switch to “RCA” when you use these terminals.

HGND terminal [SIGNAL GND]

Connection of this terminal with the ground terminal of another chassis may improve sound quality.

oNote that this is NOT an electrical safety ground (earth).

ESOTERIC uses ESOTERIC MEXCEL stress-free cable as a reference. The following items are available in the ESOTERIC MEXCEL cable series.

RCA audio cable	BNC digital cable
XLR audio cable	Speaker cable
RCA digital cable	Power cable
XLR digital cable

A-02 specifications

Esoteric A-02 is a high-performance audio component that has garnered attention from audiophiles and music enthusiasts worldwide. This exquisite model, a part of Esoteric’s renowned lineup, exemplifies the brand's commitment to delivering unparalleled sound quality through innovative technology and superior craftsmanship.

One of the standout features of the A-02 is its powerful amplification capabilities. This component is designed to deliver a robust output, ensuring that even the most dynamic music passages are reproduced with precision and clarity. With a power output of 100 watts per channel into 8 ohms, it offers the necessary headroom to drive a wide range of speakers, maintaining fidelity even at higher volumes.

The architecture of the A-02 employs a balanced, fully differential design that minimizes distortions and noise while providing a wider dynamic range. This attention to signal integrity is crucial in achieving the best possible auditory experience. The use of premium components, including high-grade capacitors and resistors, further enhances the unit's overall performance, making it a true powerhouse in any high-fidelity setup.

Another impressive aspect of the A-02 is its exceptional build quality. Housed in a sturdy chassis, the design is not only aesthetically pleasing but also serves to reduce vibration and interference, factors that could negatively impact sound performance. The meticulous attention to detail in its construction reflects Esoteric's dedication to quality, resulting in a unit that is both visually striking and functionally superior.

In terms of connectivity, the Esoteric A-02 offers a range of options suitable for various audio setups. It comes equipped with both XLR and RCA inputs, allowing users to integrate it seamlessly into their existing systems. This flexibility is essential for audiophiles who demand versatility in their equipment.

Ultimately, the Esoteric A-02 is a convergence of innovative technology and refined craftsmanship. Its powerful amplification, balanced design, superior build quality, and versatile connectivity options make it a standout choice for those who seek an exceptional listening experience. Whether used in a dedicated audio system or as part of a multi-channel setup, the A-02 promises to elevate the way users experience their favorite music, ensuring that every note is delivered with clarity, depth, and emotional impact.