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SoundTube - P350 - Class G High-Current Mono-Block Amplifier

SoundTube - P350 - Class G High-Current Mono-Block Amplifier

The P350 is the companion amplifier to Phase Technology custom in-wall subwoofer systems but its use is not limited to only subwoofer applications. It also has the flexibility of operation as a full range high current, high performance, mono-block audio power amplifier.

The P350 is designed to be used with SoundTube, SolidDrive, Rockustics, and Phase Technology. When using with outdoor products, the amp should be located indoors or in a weather-proof encasing.


Product P350 - Class G High-Current Mono-Block Amplifier
Input Impedance 22K Unbalanced, 37.5K Balanced
Input Sensitivity 175 mV For Full Output Unbalanced/ 220 mV Balanced
Frequency Response (± 3 dB) 5 - 60 kHz
Power per Channel @ < 1 % THD 350 W RMS / 700 W Peak @ 4 Ohms; 225 W RMS / 400 W Peak @ 8 Ohms
Power Output 225 W @ 8Ω, 350 W @ 4Ω
Power Requirements 120v: 3 Amps @ 8 Ω; 120v: 5.5 Amps @ 4 Ω
Bridged Mono Power @ < 1 % THD Direct Output 225 Watts RMS < .1% THD @ 8 Ohms, 400 Watts peak
Power Requirements 120V: 3A @ 8 ohms, 5.5A @ 4 Ohms
Inputs (1x) Gold-Plated Balanced RCA; (1x) Balanced XLR
Height 2"
Diamater 17.25"
SM Depth (Including Bracket) 13.25"
Packaging 17 lbs
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