Woo Audio WA7 Fireflies Amplificatore per cuffie a valvole con DAC (usato)

Ottimo amplificatore per cuffie a valvole in classe A della Woo Audio modello WA7 Fireflies con DAC + WA7 Tube PSU alimentatore a valvole fornito opzionalmente

In dotazione 2 coppie di valvole 12AU7 

• Class-A balanced headphone amplifier and DAC

• Up to 1.5w power output (4.4mm balanced)

• 5963 / 12AU7 tubes, self-biasing

• Premium Polytetrafluoroethylene (PTFE) tube sockets

• ESS SABRE Audiophile DAC up to 24-bit/384kHz PCM, and up to DSD256 (11.2MHz)

• XMOS xCORE-AUDIO asynchronous USB compatible with PC, Mac, Android certified and iOS devices

• No driver required, plug and play with Windows 10 & 11 and all versions of macOS

• High-retention USB connector x 1

• RCA analog Input x 1

• 4.4mm (5-pole) by Pentaconn by NIPPON DICS balanced headphone output (recommended)

• 6.3mm (1/4”) stereo headphone output

• Frequency response: 10Hz to 46kHz, -3dB

• Signal to noise ratio: 100 dB

• Tube preamplifier function (PRE-OUT):

  • 4.4mm (5-pole) by Pentaconn by NIPPON DICS, - 3.4v balanced pre-out output (recommended)

  • 3.5mm (1/8”), - 1.7v unbalanced stereo pre-out

• Anodized aluminum chassis, available in midnight black or silver

• External dimensions with glass: 5.25" (H) x 4.8" (W) x 6" (D)

• Weight: 8.5 lbs.(3.9kg)

• Internal linear power supply

• Operating AC voltage: 115v – 230v (voltage below 115v requires step up transformer)

• Designed and assembled in New York, USA
  

• IMPORTANT NOTICE: 4.4mm balanced output is not compatible with headphones and earphones (IEMs) with unbalanced cables. NEVER connect unbalanced to the balanced input / output using adapters, it may cause damage to amplifier or malfunction. For headphones and earphones with unbalanced cables use the 6.3mm unbalanced output instead.