©2013
WOO
AUDIO
tm
Inc.
All
rights
reserved.
www.wooaudio.com
Rev
1.2.
April,
2013
15
Product Specification
Model:
WA7 Fireflies
Headphone amp design
Single-ended, class-A, transformers output
Power supply
Linear external high-performance power supply
Tubes used
One matched pair of 6C45, one tube per channel
USB receiving chipset:
C-Media 6631
DAC chip
TI PCM5102A 32-bit chip
Sampling Rate:
Up to 32-Bit, 192kHz
Inputs:
1 Asynchronous USB2.0, 1 RCA
Outputs:
1 1/4" and 1 1/8" headphone outputs, 1 RCA (same
connector as the input)
Headphones impedance
8-600 Ohms
RCA input impedance
100 Kilo-Ohms
Max Output:
Approx. 1 watt @ 32 ohms
Frequency response:
11Hz to 27kHz, +/-0.5dB
Distortion:
<0.03%
S/N:
95dB
Power consumption
25W max
Mains Supply:
100-120V, 220-240V, 50/60Hz, user selectable
Fuse
slow blow fuse, 400mA@115V, or 200mA@230V
Amp body and PSU finish
Anodized Aluminum
Dimension:
AMP: 4.8" L x 4.8" W x 5.1" H with glass
PSU: 7" L x 3.5" W x 2.2" H
Weight:
AMP - 5.3 lbs / 2.4kg, Glass - 3.3 lbs / 1.5 kg
PSU - 2.8 lbs / 1.4 kg