Woo Audio WA7d Fireflies

WA7d Specifications*

• Single-ended, Class-A, transformers output
• Linear, external, high-performance, solid-state power supply unit
• Two 6C45 driver/power tubes
• C-Media 6631A USB controller
• Texas Instrument (TI) PCM5102A 32-bit DAC chip
• Sampling rate: up to 32 bit, 192 kHz
• Headphones impedance : 8–600 ohms
• Input impedance: 100 kohms
• Inputs: 1 asynchronous USB 2.0, 1 RCA, 1 optical TOSLINK
• Outputs: 1 1/4" and 1 1/8" output
• Max output: Approx. 1 watt at 32 ohms
• Frequency response: 11 Hz–27 kHz, +/-0.5 dB
• Distortion: <0.03%
• S/N: 95dB
• Power consumption: 25W max
• Mains supply: 100–120V, 220–240V, 50/60 Hz (factory preset)
• Finish: Anodized aluminum, available in black or silver color
• DC cord length: 4 ft (1.3 m)
• WA7d dimensions: 4.8 x 4.8 x 5.1 in (12.2 x 12.2 x 13 cm) with glass
• PSU dimensions: 7 x 3.5 x 2.2 in (17.8 x 8.9 x 5.6 cm)
• Weight: Amp: 5.3 lbs (2.4 kg); glass: 3.3 lbs (1.5 kg)
• PSU weight: 2.8 lbs (1.4 kg)

WA7tp Specifications*

• WA7tp vacuum-tube power supply
• Matched pair 12AU7/5963 tubes as rectifiers
• Anodized aluminum body with no visible screws
• High-clarity glass block for tube protection and chassis dampening
• Multi-layer military grade PCBs
• DC cord length: 1 ft (0.3 m)
• Mains supply: 100–120V, 220–240V, 50/60 Hz (factory preset)
• Power consumption: 25 W max
• WA7tp dimensions: 4.8 x 4.8 x 5.1 in (12.19 x 12.19 x 12.95 cm)
• Weight: 9.4 lbs (4.3 kg)

* Subject to change/improve without notice