GR Bass ONE350 350-Watt Bass Amp Head w/Bag

Lightweight 350-Watt Bass Amp Head

GR Bass ONE350 is a lightweight 350-watt bass amp that features the same full preamp section of the ONE800. The ONE350 is a loud amp that will fit in the front pouch of most bass gig bags!

Recording Studio Bass Preamp

GR Bass ONE350 features a studio quality preamp for recording. The rear panel XLR DI output connects to your DAW interface or studio mixer. Dial in your sound using the 4-band EQ, 6 selectable Mid frequencies, Deep and Bright filters.

Headphone Amp

GR Bass ONE350 Bass Amp has front panel connections for your bass, your headphones, and smartphone/audio source. You can jam along with songs or practice anytime without disrupting your family or neighbours.

GR Bass ONE350 Bass Amp Specifications

Power: 350W RMS 4 ohm, 170W RMS 8 ohm
1/4" Jack: Instrument input
1/8" Jack: Audio input source
Gain: Sets input volume level
Deep button: Boost  +5 dB @ 50 Hz
Bass knob: Boost or cut  ± 13 dB max @ 50 Hz
Mid-Low switch: Assigns the frequency of the Mid-Low knob
185 Hz, Q = 1.2, switch pos 1
375 Hz, Q = 1.2, switch pos 2
800 Hz, Q = 1.2, switch pos 3
Mid-Low knob: Boosts or cuts the assigned Mid-Low frequency
± 12 max dB (peaking control)
Mid-High knob: Boosts or cuts the assigned Mid-High frequency
± 12 max dB (peaking control)
Mid-High switch: Assigns the frequency of the Mid- Low knob
600 Hz, Q = 1.2, switch pos 1
1.2k Hz, Q = 1.2, switch pos 2
1.8k Hz, Q = 1.2, switch pos 3
High knob: Boost or cut  ± 13 dB max @ 7.6k Hz
Bright button: Boost +6 dB @ 9.6k Hz
Pure Switch:: EQ/Preamp bypass
Master Volume: Speaker output level
Speaker Button: Mutes speaker output
1/8″ Jack: Headphone jack
LED Mode Switch: Assigns LED panel Tuner / VU Meter
Speaker Output: 2x Speakon 1/4″ Combo
XLR DI Output: For PA or DAW recording interface
Ground Lift Button: Lifts XLR output ground
Pre/Post Button: Assigns EQ or EQ-bypass to the DI output
FX Loop: 1/4″ Send and Return jacks
9VDC Power Port: 300mA Effect pedal power supply
AC Input: 115-230v (auto selectable)
Dimensions: 10″ x 8″ x 2″
Weight: 3.5 lb.
Origin: Made In Italy