Speaker Power SP1-300-HT Compact Class D plate amplifier delivering 300W output

Mono Block Subwoofer Plate Amplifier
Home Theater (HT)
300W at 4 ohms

150W at 8 ohms

35 VRMS (49 Vp) at Hi-Z

Subwoofer DSP Controls

OVERVIEW:
This product is uniquely designed to produce high power output at extremely low frequencies, making it perfect for meeting the demands of synthesized bass and explosive special effects in both music and cinema. Its long-term durability ensures excellent performance every time.
Utilizing Full Bridge Outputs allows for consistent high-power output by eliminating current pumping.
The MONOBLOCK architecture ensures consistent and powerful performance.
FEATURES:
3-MODE SWITCH

ON – Amplifier ON
AUTO – Signal Sense, Amplifier ON with signal (20 min. timeout)
OFF-12V – Amplifier OFF, 12V TRIGGER enables amp
CONNECTIONS

3.5mm minijack 12V TRIGGER (IN / THRU)
DUAL RCA (Single-ended) Summing with LFE
XLR (Balanced) with Looping out (THRU)
IEC C13 AC mains connector
NL-4 SPEAKON auxiliary speaker connector
LED INDICATION

GREEN – ON, Amplifier ready to pass signal
RED – STBY, Amplifier is in low-power standby
ROTARY CONTROLS

GAIN – 0dB (MAX) to MUTE (MIN), 316mV input sensitivity at MAX GAIN
LF ADJUST – 25Hz Peaking Filter (“Bass Boost”, CUT-12dB, BOOST+12dB)
X-OVER – 60Hz to OUT (500Hz)
DELAY – 0ms to 20ms
SPECIFICATIONS:
AMPLIFIER TOPOLOGY CLASS-D
POWER SUPPLY 300W
FREQUENCY REPSONSE 5Hz to 500Hz (+-1.5dB)
AMPLIFIER GAIN 45dB
AC MAINS 100 – 265VAC 50/60Hz (Universal)
STANDBY POWER DRAW 1W
COOLING ALUMINUM HEATSINK
INPUT SENSITIVITY 316mV (at MAX GAIN)
INPUT IMPEDANCE 10K (unbalanced) / 20K (balanced)
OUTPUT IMPEDANCE <0.01 ohm 5Hz-500Hz
DIMENSIONS
HEIGHT 10.75 in. (273 mm)
DEPTH 2.0 in. ( 51 mm)
WIDTH 7.2 in. (183 mm)
WEIGHT 2.5 LBS (1.2 kg)