Amplier Owner’s Manual
© 2011 Phoenix Gold • www.phoenixgold.com

SD300.1 SPECIFICATIONS

Frequency Response: ± 1dB from 20Hz to 300Hz
Signal to Noise Ratio: >90dB
Low Pass Crossover: 18dB per Octave
Subsonic Filter: 12dB per Octave
Low Pass Crossover Range: 30Hz to 300Hz
Subsonic Crossover Range: 10Hz to 55Hz
Bass Boost @ 45Hz: 0 to +18dB
Low Level Input Range: 200 millivolts to 8 volts
Lowest Recommend Load: 2 ohm
Typical Eciency: 70%
Damping Factor: Greater than 200

SD500.4 SPECIFICATIONS

Frequency Response: ± 1dB from 20Hz to 20kHz
Signal to Noise Ratio: >100dB
High and Low Pass Crossovers: 12dB per Octave
Crossover Range: 40Hz to 400Hz
Bass Boost @ 45Hz: 0 to +18dB
Low Level Input Range: 200 millivolts to 8 volts
Lowest Recommend Load: 4 ohm Bridged or 2 ohm Stereo
Typical Eciency: 70%
Damping Factor Greater than 200
RMS Power 14.4Vdc ≤ 1% THD 200 x 1 @ 4 ohm
300 x 1 @ 2 ohm
Dynamic Power 14.4Vdc >1% THD 300 x 1 @ 4 ohm
400 x 1 @ 2 ohm
Recommended Fuse Size: 30 amp
Power/Ground Wire Size: 8 Gauge
Dimensions (Includes Mounting Feet): 7.24” L x 6.93” W x 2.0” H
184mm L x 176mm W x 51mm H
Dimensions (Includes Terminals): 7.36” L x 6.93” W x 2.0” H
187mm L x 176mm W x 51mm H
RMS Power 14.4Vdc ≤1% THD 75 x 4 @ 4 ohm Stereo
125 x 4 @ 2 ohm Stereo
250 x 2 @ 4 ohm Bridged
Dynamic Power 14.4Vdc >1% THD 90 x 4 @ 4 ohm Stereo
150 x 4 @ 2 ohm Stereo
300 x 2 @ 4 ohm Bridged
Recommended Fuse Size: 50 amp
Power/Ground Wire Size: 8 Gauge
Dimensions (Includes Mounting Feet): 10.0” L x 6.93” W x 2.0” H
254mm L x 176mm W x 51mm H
Dimensions (Includes Terminals): 10.63” L x 6.93” W x 2.0” H
270mm L x 176mm W x 51mm H
Specifications

SD800.5 SPECIFICATIONS

Frequency Response: ± 1dB from 20Hz to 20kH z
Signal to Noise Ratio: >100dB
High Pass Crossovers: 12dB per Octave
Low Pass Crossover: 18dB per Oc tave
High Pass Crossover Range: 15Hz to 250Hz
Low Pass Crossover Range: 30Hz to 300Hz
Bass Boost @ 45Hz: 0 to +18dB
Low Level Input Range: 200 millivolts to 8 volts
Front and Rear Channels Lowest Load: 4 ohm Bridged or 2 ohm Stereo
Subwoofer Channel Lowest Load: 2 ohm
Typical Eciency: 70%
Damping Factor Greater than 200
Note: All SD ampliers operate correctly up to 14.4 volts. Do not
operate the amplier above 14.4 volts. The amplier will engage its
overvoltage protection, the result is no audio output on one or
more channels.
RMS Power 14.4Vdc ≤1% THD 75 x 4 @ 4 ohm Stereo
125 x 4 @ 2 ohm Stereo
250 x 2 @ 4 ohm Bridged
plus
200 x 1 @ 4 ohm
300 x 1 @ 2 ohm
Dynamic Power 14.4Vdc >1% THD 90 x 4 @ 4 ohm Stereo
150 x 4 @ 2 ohm Stereo
300 x 2 @ 4 ohm Bridged
plus
300 x 1 @ 4 ohm
400 x 1 @ 2 ohm
Recommended Fuse Size: 60 amp
Power/Ground Wire Size: 4 Gauge
Dimensions (Includes Mounting Feet): 11.57” L x 6.93” W x 2.0” H
294mm L x 176mm W x 51mm H
Dimensions (Includes Terminals): 12.2” L x 6.93” W x 2.0” H
310mm L x 176mm W x 51mm H

SD600.1 SPECIFICATIONS

Frequency Response: ± 1dB from 20Hz to 300Hz
Signal to Noise Ratio: >90dB
Low Pass Crossover: 18dB per Octave
Subsonic Filter: 12dB per Octave
Low Pass Crossover Range: 30Hz to 300Hz
Subsonic Crossover Range: 10Hz to 55Hz
Bass Boost @ 45Hz: 0 to +18dB
Low Level Input Range: 200 millivolts to 8 volts
Lowest Recommend Load: 1 ohm
Typical Eciency: 70%
Damping Factor: Greater than 200
RMS Power 14.4Vdc ≤ 1% THD 400 x 1 @ 2 ohm
600 x 1 @ 1 ohm
Dynamic Power 14.4Vdc >1% THD 600 x 1 @ 2 ohm
800 x 1 @ 1 ohm
Recommended Fuse Size: 60 amp
Power/Ground Wire Size: 4 Gauge
Dimensions (Includes Mounting Feet): 10.0” L x 6.93” W x 2.0” H
254mm L x 176mm W x 51mm H
Dimensions (Includes Terminals): 10.12” L x 6.93” W x 2.0” H
257mm L x 176mm W x 51mm H