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Related Manuals for Zesto Audio Andros Tessera Phonostage
Summary of Contents for Zesto Audio Andros Tessera Phonostage
- Page 1 Andros Téssera Reference Vacuum Tube Phonostage Preamplifier Owner’s Manual Please read carefully before installing and operating this equipment 3138 Calle Estepa, Thousand Oaks, California 91360 www.zestoaudio.com 805-807-1840 Made in the USA, Using US and Imported Parts Zesto Audio 2021 Page #1...
- Page 2 I am proud to put my name on it and honored to share this with you. Wishing you many happy years of listening! Sincerely, -- George Counnas, President of Zesto Audio FYI: Zesto is Greek for hot Andros is a Greek island and the home of my grandmother’s family.
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Page 3: Table Of Contents
Andros Téssera Reference Phonostage ESP Supply 3 Meter umbilical cord 6 Vacuum Tubes, (2)12AX7/ECC83s, (2) 12DW7/ECC832 and (2) 12AU7/ECC82 White glove for handling tubes IEC power cable 6’ Optional: One ground wire for turntable Not Included: Interconnect cables Zesto Audio 2021 Page #3... -
Page 4: Warning And Caution
11. POWER CORD PROTECTION: Arrange power supply cords so that they do not suffer from foot traffic or pinching by items placed on or against them. Pay close attention to cords where plugs enter the AC outlet and where they exit from the unit. Zesto Audio 2021 Page #4... - Page 5 19. FCC INFORMATION FOR USER: • CAUTION: Any changes or modifications not expressly approved by Zesto Audio could void the user's authority to operate the equipment. • These limits are designed to provide reasonable protection against harmful interference in a residential installation.
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Page 6: Rear Panel Inputs And Controls
RCA Output (Left and Right) ………………………………………The main output going to your system. XLR3 Transformer Balanced Output (Left and Right) ………………. To any line level input on your Preamp. Power Umbilical…………………………………………………………. To Power Supply, connect umbilical cable. Zesto Audio 2021 Page #6... -
Page 7: Front Panel Controls
Channel B (reading Left to Right) MC/MM Selector Switch………………………………………………… MC or 2 position MM Load LED Light………………………………………………………………… Indicates Channel B is On Gain Switch……………………………………………………………… 3 Position for MC & MM MC Load…………………………………………………………………. 12 Position MC Load Zesto Audio 2021 Page #7... -
Page 8: Power Supply
Fuse 1…………………………………………………………… 6mm by 32mm, 4Amp Slow Blow Fuse Fuse 2…………………………………………………………… 6mm by 32mm, 0.75Amp Slow Blow Fuse Fuse 3…………………………………………………………… 6mm by 32mm, 0.25 Amp Slow Blow Fuse To Phonostage………………………………………………… Connect 3-meter umbilical cable to main unit Zesto Audio 2021 Page #8... -
Page 9: Specifications
Two (2) Gold pin JJ ECC82/12AU7 vacuum tubes with high quality gold pin ceramic sockets Power Dual chassis Power supply with 3-meter DC umbilical cable incorporating special RFI suppression Locking bayonet connector rated for higher voltage and higher current Zesto Audio 2021 Page #9... - Page 10 Weight: Main unit 27 lbs. (12.25 Kg), Power supply 18 lbs. (8.16 Kg) Shipping weight 55 lbs. (24.9 Kg), box 20″ X 20″ X 16″ 16 gauge zinc plated steel enclosure Two year limited warranty Six months warranty on Vacuum Tubes Zesto Audio 2021 Page #10...
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Page 11: Tube Layout
Turntable cables, RCA or XLR Manufacturer specs on your Phono cartridge Is your cartridge MM or MC? Is your MC cartridge high or low output? What is the recommended Ohms load for MC cartridge? Zesto Audio 2021 Page #11... -
Page 12: Hookup, Settings And Adjustments
Burn-in Like all high end audio equipment, this Vacuum Tube Phonostage can take 200 hours to break in. For circuit testing and quality assurance, Zesto Audio ships all their Phonostage units with at least 50 hours of burn-in. Vacuum Tubes Important Warning! First identify the 3 types of tubes as they are NOT INTERCHANGEBLE. - Page 13 After a short time (about two minutes) the six tubes should start glowing. If the tubes do not light up, or the LED’s do not go on check your power and umbilical cables. If you continue having problems, please contact your dealer or Zesto Audio for instructions. Enjoy the music!
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Page 14: Tips And Tricks
700 Ohms. You can hear when you’ve gone too far, usually in the mid-range. You may find a need to adjust the loading as your Cartridge breaks in. You may also want to revisit the load settings after any adjustments to your turntable/tone arm. Zesto Audio 2021 Page #14... - Page 15 Once your Phonostage is burned in properly, it is recommended to not to leave the unit on all the time which could wear out the tubes prematurely. These signal Tubes last approximately 1000 to 2000 hours. Zesto Audio 2021 Page #15...
- Page 16 Zesto Audio equipment and carries no responsibility for any other equipment attached to this unit. To return the product it must be packed in its original packaging and returned to Zesto Audio or its authorized representative via insured freight at the owner's expense. Returned products must be accompanied by written description of the defect and a return authorization number that is available from Zesto Audio or the authorized representative.
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