Beyerdynamic A 2, Operating Instructions Manual

Page: 21 / 24

english
A 2 – Technical Specifications
21
9. Technical Specifications
A 2 Headphone Amplifier
Frequency response. . . . . . . . . . . . . . . . . . . 1 Hz - 100 kHz (-1 dB)
Signal-to-noise ratio . . . . . . . . . . . . . . . . . . >101 dB (unweighted)
T.H.D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.001% at 170 mW/250 Ω
Input impedance. . . . . . . . . . . . . . . . . . . . . 50 kΩ
Output impedance . . . . . . . . . . . . . . . . . . . Headphone output 0 Ω/100 Ω (switchable)
Output power . . . . . . . . . . . . . . . . . . . . . . . 100 mW / 600 Ω
170 mW / 250 Ω
150 mW / 32 Ω
Channel separation L/R . . . . . . . . . . . . . . . . >89 dB
Maximum gain . . . . . . . . . . . . . . . . . . . . . . 18 dB
Power supply . . . . . . . . . . . . . . . . . . . . . . . 110 - 120 V / 220 - 240 V (switchable), 50/60 Hz
Power consumption (operation) . . . . . . . . . . <15 W
Power consumption (standby). . . . . . . . . . . . <0.45 W
Audio connections. . . . . . . . . . . . . . . . . . . . 2 x line input, gold-plated RCA phono sockets
1 x line output, gold-plated RCA phono sockets
2 x headphone output, 1/4" stereo jack (6.35 mm),
gold-plated contacts
Dimensions (W x D x H) . . . . . . . . . . . . . . . . 216 x 235 x 55 mm
Height incl. headphone stand . . . . . . . . . . . . 320 mm
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2230 g
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . IR remote control, headphone stand, power cable
RC 2 Remote Control
Dimensions (W x D x H) . . . . . . . . . . . . . . . . 36 x 120 x 9 mm
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 g
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 x CR 2032