Fezz Gaia Phono Stage User Manual
- June 11, 2024
- fezz
Table of Contents
USER`S MANUAL
GAIA
User Manual
TECHNICAL DATA
Type: Phono stage preamplifier
Model: Gaia, Line: Evolution
AC supply: Stabilized + toroidal Audio Grade transformer by Toroidy.pl
Gain MM/MC: 53dB / 60dB
Standard EQ: RIAA, Subsonic filter
Input impedance MM/MC: 47k Ω / 100Ω
Op-Amp: Burson Audio Supreme V5i
Harmonic distortion THD: <0.15% (MC section), < 0,008%
Crosstalk: >95dB
Signal-noise ratio MM/MC: >92dB / >90dB
Power consumption: 10W
Net weight: 5 kg
Dimensions: 212 x 320 x 95 mm
SAFETY TIPS
In order to obtain the highest possible sound reproduction quality and for the
sake of your own safety, please kindly refer to the following.
– Never place the preamplifier near heat sources, such as radiators, heaters
or direct sunlight. Ensure adequate ventilation and airflow
– We also warn against exposure of the preamplifier to conditions such as very
low temperatures and/or high humidity.
– The preamplifier should be plugged directly into a wall socket. If you must
use an extension cord, please make sure that it has load parameters sufficient
to ensure proper handling of current delivery to the device.
– When cleaning, always disconnect the preamplifier from the power source. Use
a dry, soft cloth. Do not use water or cleaning agents.
– If your preamplifier starts to misbehave or to work incorrectly, if it’s
temperature gets too high or you start feeling smoke -immediately disconnect
the device from the mains.
– Due to the risk of exposure to high voltages – please do not open the lid of
the preamplifier.
ATTENTION: This warning remains in force also in a situation where the device
is already disconnected from the wall outlet.
– Always replace fuses in accordance with the original, intended
specification.
– Do not make repairs on your own, or adjustments beyond those as described in
this manual. Execution of any unauthorized repairs or modifications of the
device result in a loss of warranty
INTRODUCTION
New version of Fezz Gaia MM/MC phono stage. In standard Gaia is equipped with anti-vibration feet, adapted to the weight of the device. Backlight logo. Gaia is suitable for MM and MC cadrigdes. Build based on the highest class components such as the Burson V5i operational amplifier or Toroidy.pl audio transformer. Gaia MM/MC can be used with a standard amplifier based on transistors and also with tube amplifiers. It offers exeptional rich midrange. Moreover it has fast and dynamic bass extension. Wide sound stage definitely goes beyond the limits of preamps available on the market so far.
INSTALLATION
UNPACKING
Please kindly check if the packaging of the Gaia phono stage has not been
damaged during transit. If you find any damages, please immediately contact
your dealer. Remove the preamplifier and accessories from the packaging. Make
sure that the content is not damaged.
Do not connect the device to the power supply if it has visible signs of
damage on it. Please do not dispose the original packaging, so as to
facilitate possible shipment of the device in the future.
CONTENTS OF THE PACKAGE
Package contains:
- Gaia phono stage
- Power cord
- User`s manual
- Warranty card
If any of the above items are missing in your package, contact your dealer immediately.
INTERCONNECTIONS
1 MC/MM source input
2 Audio output
3 Ground loop switch
4 Power switch| 5 Grounding
6 MM / MC selector
7 IEC power socket
8 Main fuse
---|---
The figures above shows the rear panel view of the Fezz Gaia phonostage.
**** To avoid electrostatic shock to the components of the amplifier, please touch a grounded conductive surface before making any connections .Any and all connections must be made whilst the device is disconnected from the mains power supply. Before making any such connections, make sure that the amplifier is switched off.
Follow the instructions below to connect your sound system correctly.
STEP 1 INTERCONNECTIONS
Connect the record player equipped with MM/MC HO cartridge to the MM INPUT of
the phono stage. If your record player is equipped with MC cartridge, connect
signal wire to the MC INPUT of the phono stage.
Connect the earthing wire to the screw terminal GND in phono stage.
Connect the OUTPUT of the phono stage to a line input (AUX, CD, Tuner, Tape or
Video) on your amplifier.
Make sure that the amplifier is switched off. Connect the power cord to the
IEC socket on the rear panel of the phono stage.
The phono stage is designed to operate at a rated voltage of 230V / 50Hz.
Connecting the device to a mains network with incorrect parameters can lead to
damage that is not covered by manufacturers warranty.
Press power button on the side of the phono preamplifer.
Gaia phonostage is eqiupped with audio ground loop switch. If you will have
problem with excessive hum, please switch ground loop switch to ON or Off
position.
STEP 2 / POWER CORD CONNECTION
Make sure that the preamplifier is switched off. Connect the power cord to the
IEC socket on the rear panel of the preamplifier.
The preamplifier is designed to operate at a rated voltage of 230V / 50-60Hz.
Connecting the device to a mains network with incorrect parameters can lead to
damage that is not covered by manufacturers warranty.
GETTING STARTED
Make sure all cables are connected as described above. Select the signal
source using the selector located on the front panel of the amplifier. Set the
volume knob to minimum. Power on the Gaia preamplifier. Make sure the
turntable is turned on and gradually increase the volume with the volume knob
at your amplifier.
Please chose optimal settings at the preamplifier which suits to your phono
cartridge.
TROUBLE-SHOOTING GUIDE
If your preamplifier does not work as it is supposed to, it is fairly easy to diagnose and remedy some of the common malfunctions,
| THE PROBLEM | PROBABLE REASON | SOLUTION |
|---|
After turning the power switch to the ON position, the
amplifier does not switch on.| A blown fuse| Please exchange to faulty fuse to
a new one (0,2 A T), within the fuse holder as depicted with index 12 on page
4 of this user’s manual.
An improper connection of the
mains cable| Please check if the plugs of the mains cable are properly
inserted into the electrical mains socket and to the socket as depicted with
index 11 on page 4 of this user’s manual.
If you have verified the aforementioned situations, and your problem still persists, please contact your local Fezz Audio dealer.