Zesto Audio Andros Tessera

14900

Le Zesto Audio Andros Tessera est une évolution du Andros 1.2 avec alimentation séparée.
Il possède 2 entrées distinctes A et B et sur chacune vous pouvez entrer indépendamment en MM ou MC. Vous pourrez donc connecter jusque 4 bras en parallèles.
Nouveauté octobre 2016, le Andros Tessera sera présenté au RMAF de Denver les 8 et 9 Octobre 2016.

Il est remplacé par le Andros Téssera Reference Phonostage.

Rupture de stock

Catégorie : Étiquette :
Description

Zesto Audio Andros Tessera

Spécifications résumées:

  • Two completely independent dual mono channels, with LED indicators for A and B
  • Accommodates 4 tonearms, 1 MM and 1 MC per channel
  • All settings are saved when you switch between channels
  • Dual chassis with external power supply
  • 3 meter umbilical cable incorporating special RFI suppression to provide lower black levels
  • Dedicated high quality output transformers drivin by output tubes
  • True floating ground, transformer balanced XLR inputs and outputs
  • 12 position MC load per channel with more finessed adjustable options like 1000, 800, 700, 500, 400, 350, 300, 250, 200, 150, 100, 50 Ohms
  • Easily adjustable MC “Load on the fly” without klicks or pops so you can hear the change
  • 100% tube circuitry in the signal path without any solid state devices
  • All switching is done with relays
  • Ground lift switches are on each channel to prevent noisy ground loops
  • All the RCA and XLR connectors are Gold plated for better conductance and lower corrosion
  • All switches and knobs are easily accessible, nothing hidden inside to adjust
  • Recessed RCA connectors are durable and will hold up to the typical Audiophile who loves to change their configuration
  • Elegantly designed 16 gauge steel enclosure to help isolate the electronic “chatter” from nearby equipment
  • Each unit is hand built “Made in the USA”
  • 50 hour factory burn in on all circuits and vacuum tubes

Specifications:

Inputs per Channel

  • Two completely independent dual mono channels, A and B with LED indicator
  • Accommodates 4 tonearms, 2 per channel
  • Separate MM and MC inputs per channel
  • Each channel has independent controls and all selections are saved when you switch between channels
  • Selection switch for MC and 2 position MM 47K and MM 68K
  • MM impedance switch 47K or 68K Ohms
  • MM capacitance 220pf
  • MC transformer Balanced gold plated XLR input
  • MM and MC Single Ended RCA input, gold plated with isolated ground
  • 4 MC ground on/off switch
  • 12 position MC load impedance:1000, 800, 700, 500, 400, 350, 300, 250, 200, 150, 100, 50 Ohms
  • 4 Superior quality MC Internal step up transformers
  • 3 position MC gain switch for High, Medium & Low output cartridges
  • Two ground binding posts

Outputs per channel

  • High quality output transformers driven by dedicated 12AU7/ECC82 output tubes
  • True floating ground, transformer Balanced XLR gold plated outputs
  • Single Ended gold plated RCA output, with isolated ground
  • Impedance 150 Ohms
  • +8V max output level

Active Components

  • Four (4) Gold pin JJ ECC83S/12AX7 vacuum tubes with high quality gold pin ceramic sockets
  • 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
  • 3 internal linear regulated power supplies, 1 high voltage 250V and 2 low voltage 12V
  • Power supply dual color LED, yellow for standby and red for ON
  • Main unit push ON/OFF front power switch illuminates a red LED on Channel A or B
  • Power supply standby switch on the front
  • Power supply standby power rating 7 Watts
  • Power consumption 52 Watts
  • Standard 3 pin 15A IEC power connector on power supply
  • Voltage 110/120V AC 60Hz
  • Optional factory installed 220V or 230/240V AC 50/60Hz

Detailed Specifications

  • 3 position Gain switch
  • MC input 60dB, 65dB and 70dB or MM input 40dB, 45dB and 50dB
  • Noise – 90 dBu below max output level
  • Frequency response complies with the original RIAA curve within +or- 0.5 dB
  • RIAA curve is achieved using a passive filter
  • 1% metal film resisters throughout
  • Polypropylene capacitors throughout the audio path
  • All analog tube circuitry with no solid state devices in the signal path

Other Features

  • Controls on the front
  • “Made in the USA” using US and imported parts
  • Each unit is built by hand
  • 50 hour factory burn in on all circuits and vacuum tubes
  • Dimensions main chassis 17″ W X 15″ D X 5.5″ H, Power Supply 17”W x 8”D x 5”H
  • Weight: Main unit 25 lbs (11.34 Kg), Power supply 17 lbs (7.7 Kg)
  • Shipping weight 53 lbs (24 Kg), box 20″ X 20″ X 20″
  • 16 gauge zinc plated steel enclosure
  • Two year limited warranty
  • Six months warranty on Vacuum Tubes

 

Lors de sa première présentation officielle au RMAF 2016, le Andros Tessera remporte de nombreux prix:

Jim Hannon’s « Best of Show »
« Best Sound » (for the money)
« It put many more expensive systems to shame. »
Jim Hannon – The Absolute Sound, RMAF Show Report – October 2016

« Most Coveted Product » and « Auspicious Debuts: Analog »
Jim Hannon – The Absolute Sound – RMAF 2016 Show Report
« Zesto Audio’s new Téssera Phonostage made me think I was listening to master-tapes.
One of the best sounds of the show! »

Notons aussi l’excellent résumé du magazine Stereophile:
« This was one of those happy, expectation-fulfilling rooms where recordings actually sounded like music. »
Jason Victor Serinus – Stereophile – October 2016

Lien sur l’article Hifi Link

best-of-show-rmaf-2016-zesto-audio

Le Tessera obtient aussi le Award positive feedback lors du salon Axpona 2017:

Le préampli Andros Tessera fait la une de Stereophile en Juin 2017:

Enregistrer

Informations complémentaires
Marque

Avis

Il n’y a pas encore d’avis.

Soyez le premier à laisser votre avis sur “Zesto Audio Andros Tessera”

Votre adresse e-mail ne sera pas publiée. Les champs obligatoires sont indiqués avec *

Ce site utilise Akismet pour réduire les indésirables. En savoir plus sur comment les données de vos commentaires sont utilisées.