PROFESSIONAL AMPLIFIERS

D SERIES

D-45 D-75A

NO LONGER AVAILABLE

IMPEDANCE

1kHz Power w/ .1% THD

4 Ohm Dual (per ch.)

35 Watts

8 Ohm Dual (per ch.)

25 Watts

16 Ohm Dual (per ch.)

20 Watts

8 Ohm Bridge-Mono

70 Watts

 

NO LONGER AVAILABLE

IMPEDANCE

1kHz Power w/ .1% THD

20Hz - 20kHz w/ .1% THD

4 Ohm Dual (per ch.)

55 Watts

45 Watts

8 Ohm Dual (per ch.)

40 Watts

35 Watts

8 Ohm Bridge - Mono

110 Watts

N/A

D SERIES SPECIFICATIONS

PERFORMANCE

Signal-to-Noise: (Unweighted) 106 dB below full rated power from 20 Hz to 20 kHz. 
Input Impedance: 20 K ohms balanced, 10 K ohms unbalanced. 
Load Impedance: Rated for 4 to 16 ohms in Stereo and 8 to 16 ohms in Bridge-Mono. Safe with all types of loads.
Total Harmonic Distortion (THD): Less than 0.001% from 20 Hz to 400 Hz and increasing linearly to 0.05% at 20 kHz delivering rated power into 8 ohms/channel.
Intermodulation Distortion (IMD): (60 Hz and 7 kHz 4:1) Less than 0.05% from 0.01 to 0.25 watt and less than 0.01% from 0.25 watts to rated power into 8 ohms/channel.

CONTROLS

Controls: Power, channel 1 and 2 controls, dual/mono jumper

CONNECTORS

Inputs: Balanced three-pin NeutrikŪ combination XLR and 1/4-in. phone jack for each channel.
Output: Four-terminal barrier block (two per channel) and stereo headphone jack.
AC Line: Standard three-wire grounded connector. 

CONSTRUCTION

Dimensions: 19 in. (48.3 cm) standard rack mount width, 1.75 in. (4.4 cm) height, 8.38 in. (21.6 cm) depth behind mounting surface. 

WEIGHT

Approximate Weight: 10 lbs. (4.5 kg).

US Speaker, LLC