AGD Andante Manuale utente

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 1 of 28

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 2 of 28
AGD Andante
Reference Preamplifier
DAC –Phono Stage –Analog
Hi-Def Streamer
by AGD Productions, Inc.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 3 of 28
“Andante”Reference Preamplifier
by AGD Productions, Inc.
Operating Manual
Rev.01.
Document Date, March 28th, 2020
CAUTION
THE UNIT CONTAINS NO USER SERVICEABLE PARTS.
DO NOT REMOVE THE PANELS OR ANY SCREWS OR CONNECTORS.
DO NOT OPERATE THE UNIT WITHOUT THE GLASS TUBE FULLY
INSERTED IN THE PROPER SOCKET.
DO NOT OPERATE THE UNIT IF WET OR NEAR WATER OR IN
UNCONTROLLED OUTDOOR CONDITIONS.
BE CERTAIN TO INSTALL IT IN A SECURE LOCATION FROM WHICH IT
CANNOT FALL OR TIP OVER.
TIME SPENT FAMILIARIZING YOURSELF WITH THIS MANUAL WILL BE
WELL REWARDED.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 4 of 28
TABLE OF CONTENT
1. About this document......................................................page 5.
2. Letter from AGD Team ...................................................page 6.
3. Important Safety Instructions ........................................page 7.
4. Introduction....................................................................page 8.
5. Main Features.................................................................page 9.
6. Unpacking the AGD ANDANTE .......................................page 10.
7. Installation of the AGD ANDANTE..................................page 11.
8. Front Panel Functions and Operation ............................page 12.
9. Back Panel Connectors...................................................page 14.
10. AC Power Entry module .................................................page 12.
11. Operation .......................................................................page 18.
12. Remote Control Operation.............................................page 21.
13. Troubleshooting .............................................................page 22.
14. Specifications..................................................................page 24.
15. CE and FCC Certification.................................................page 26.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 5 of 28
1- ABOUT THIS DOCUMENT
This Owner’s Manual covers unboxing of, familiarization with, and
configuration of your new amplifier. This manual will enable you to
expertly tailor the behavior and performance of your preamplifier to
fit your preferences of your equipment and listening room.
This user manual is integral part of the AGD “ANDANTE”and must be
available and consulted prior the installation of the equipment.
The “ANDANTE”is designed to operate indoor and must be utilized
uniquely for the scope of audio signal amplification within the
specifications and conditions defined in the manual.
It is strongly recommended that you follow this manual in the order in
which it is written so that you understand the safety considerations
before configuring the unit.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 6 of 28
Dear Customer,
I have always been driven by my passion to merge perfection and
beauty in the art of Audio reproduction.
After the launch of the "GANTubeTM technology, with the “Vivace”
and “The Audion”Hi-End Monoblock amplifiers, the “ANDANTE”
is our first Reference Analog-Digital preamplifier.
Crafted with the same care and dedication as all AGD products,
the “ANDANTE” is a superior musical preamplifier that combines
the best of the analog world and the top leading-edge digital
technology available today.
It took a long time to merge harmonically the two worlds into a
single unit, delivering all the musicality required for a world class
audio system. We at AGD believe the goals we set when we
started this challenging design have been finally achieved.
While The “Andante” is by design the perfect companion
preamplifier for our “Vivace”and “The Audion”GaNTube
Monoblocks, it will also deliver the most sublime and purest sound
with any audio systems of any standard.
The AGD Audio Design team is confident the “Andante”will meet
your expectations and as a team we will always stand in support
of your needs and future requirements.
Sincerely
Alberto Guerra
CEO, AGD Productions, Inc.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 7 of 28
3- IMPORTANT SAFETY INFORMATION
READ ALL INSTRUCTIONS: All the safety and operating instructions
of your AGD ANDANTE PREAMPLIFIER should be read before power
is applied to the equipment.
RETAIN OWNER'S MANUAL: These safety and operating instructions should be
retained for future reference.
READ WARNING: All warnings on the unit and in the operating instructions should
be adhered to.
FOLLOW INSTRUCTIONS: All operating and use instructions should be followed.
CLEANING: Unplug the unit from the wall outlet and leave for at least 10 min. - make
sure the unit is not hot before you start cleaning. Use dry or damp soft cloth to clean
the surfaces. Do not use corrosive/abrasive spray for cleaning.
VENTILATION: Do not block any ventilation openings. Do not install near any heat
sources such as radiators, heat registers, stoves, or other apparatus (including other
amplifiers). The unit should not be installed in a built-in location such as a bookcase
or rack unless proper ventilation is provided.
GROUNDING: Do not defeat the safety purpose of the grounding-type plug. A
grounding-type plug has two blades and a third grounding prong. The third prong is
provided for your safety. If the provided plug does not fit into your outlet, consult
an electrician for replacement of the obsolete outlet.
POWER CORD PROTECTION: Protect the power cord from being walked on or
pinched particularly at plugs, convenience receptacles, and the point where they
exit from the apparatus.
LIGHTNING: Unplug this apparatus during lightning storms or when unused for long
periods of time.
SERVICING: Refer all servicing to qualified service personnel. Servicing is required
when the apparatus has been damaged in any way, such as if the power-supply cord
or plug is damaged, liquid has been spilled inside the appliance or it has been
exposed to moisture, the appliance does not operate normally, or has been
dropped.
DO NOT OPEN THE CABINET: There are no user serviceable components inside this
product. Opening the cabinet may present a shock hazard and any modification to
the product will void your warranty.
WARNING: To reduce the risk of fire or electric shock, do not
expose this apparatus to rain or moisture.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 8 of 28
4- INTRODUCTION
The AGD “ANDANTE” is a complete audiophile Analog and Digital Reference
Preamplifier that delivers a unique set of features and components in a
single beautifully crafted single billet aluminum cabinet. With his built-in
fully balanced phono stage (MM & MC), the sophisticated R2R DAC with DSP
functions, and full-fledged versatile Network Player with seamless Roon,
Tidal and Qobuz services integration, the “ANDANTE” is by design the perfect
companion preamplifier for our “Vivace” and “The Audion” GaNTube
Monoblocks.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 9 of 28
5- MAIN FEATURES
•Fully Balanced Phono preamplifier stage with MM & MC cartridges
support (selection via Menu and Remote control) and with dedicated
ultra-low noise linear power supply and ultra-low noise linear
professional grade amplifiers stage.
•Analog boards fully shielded and separated from digital boards to
deliver the lowest possible noise and prevent any undesired
interference.
•High Dynamic low noise professional grade instrumentational
amplifier stages for the output buffer stage (configurable as bi-amp X-
Over upon request).
•Fully balanced design and full DC coupling (no capacitors in line with
analog signals).
•Three Analog inputs with one input fully balanced (XLR connectors).
•8bit fully balanced passive Ladder volume control.
•Network Player functionality (via Ethernet port). Full HD Streaming
Capability (DLNA, UPNP. Airpaly, ROON).
•AptX Bluetooth.
•Digital inputs:
•1- AES
•1- Spdif
•1- Toslink
•1- USB
•R2R multibit DAC with Up-Sampler (sampling rate of all signals are
increased to 32-bit / 384 kHz).
•Clock / Jitter control Digital block- synchronizes incoming data with an
internal clock reference generator removing jitter
•Three analog outputs (for multi-amplification solutions.
•1 XLR balanced output (6.4VRMS max)
•2 Single-ended stereo output (low/high pass X-Over customizable)
•Remote control.

AGD Productions, Inc.
AGD ANDANTE REFERENCE DAC_PRE_PHONO_STREAMER Operating Manual_Rev1 Page. 10 of 28
6- UNPACKING
Unpacking
All AGD products shipping boxes have been specially designed to
protect their contents and special care has been taken to prevent
damage under normal shipping conditions.
When unpacking the product:
•Mishandling should be evident upon inspection of the flight case.
•Carefully remove the component from its packaging and examine
it closely for signs of shipping damage.
•We strongly recommend saving all original packaging to protect
the unit from damage, should you wish to store it or ship it later.
Please check the content of the shipping is complete and all the following
items are included:
1- AGD Andante Unit
2- Power Cable
3- BT Antenna
4- Remote control
5- Gloves
6- Operating Manual
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