Crate BT-350 Bass Amplifier

$400.00 Price Tier: Standard

5.0 (1)

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Page last updated Feb 12, 2026

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5.0 (1)

$400.00 1 available Used

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Average Price: $400

Standard/Professional

$200

$801+

Price Tier

In the Bass Amplifier Heads category, CRATE BT-350 Bass Amplifier is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

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Description

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The Crate BT-350 ThunderBass amp is a high-quality bass guitar amplification system that combines extremely high power with very desirable features.

• Tube Preamp: Adjustable Drive control. Low, Mid and High frequency controls. Low and High Boost switches. Normal (0dB) and padded (-15dB) input jacks. • Graphic EQ: 7 bands. 40Hz to 10kHz. 12dB cut or boost. Master Level control. Footswitch controllable. LED Indicator. • Master Level: Peak (overdrive) LED indicator. Switchable Limiter circuit with LED indicator. • Chorus: Adjustable Depth and Rate controls. Variable cut-off (“Spectrum”) control. • Biamp: Adjustable crossover frequency control. Low-to-high balance control. Independent Line Out level control. Balanced (XLR) and unbalanced (1/4”) outputs. • Internal Amplifier: 350 watts into 4 ohms. 1/4” mono speaker output jacks. Extensive heatsinking. Detachable AC power cord. • Effects Loop: 1/4” Send and Return jacks. Allows use of external signal processors. Return jack doubles as input for power amp in Biamp mode.

Technical Specifications: Output Power Rating 350 watts @ 0.2% THD, 4 ohm load – 120VAC 200 watts @ 0.2% THD, 8 ohm load – 120VAC Gain @ 1kHz 61dB, tones at “5” Tone Control Range Low Boost +8dB @ 20Hz Low ±13dB @ 40Hz Mid ±11dB @ 260Hz High ±15dB @ 5kHz High Boost +10dB @ 10kHz Graphic EQ Level +8dB, -10dB Graphic EQ Range ±12dB @ 40Hz, 100Hz, 250Hz, 625Hz, 1.6kHz, 4kHz, 10kHz Signal to Noise Ratio 84dB typical Input Impedance 0dB input: 1M ohm -15dB input: 122k ohm Maximum Signal Level Accepted 0dB input: 2.5V peak to peak -15dB input: 14V peak to peak Tube Type: 12AX7 (preamp) Effects Loop Level 1V RMS for full power output Power Requirements Domestic 120VAC, 60 Hz, 10A Export 240VAC, 50 Hz, 5A Size and Weight 5.25”H x 19”W x 15.75”D, 36 lbs.

Product specs

Brand	Crate
Model	BT-350 "ThunderBass" 350-Watt Rackmount Bass Amp Head
Finish	Black
Year	1990s
Categories	Bass Heads
Color Family	Black
Electronics	Solid State
Impedance	4 ohms, 8 ohms
Number of Channels	1 Channel
Number of Inputs	2 Inputs
Output Power (Watts)	350
Power Tube Type	None
Reverb	None

FAQs

Is the CRATE BT-350 Bass Amplifier suitable for live performances?: Yes, the CRATE BT-350 Bass Amplifier, with its 350-watt output, is powerful enough for live performances in medium to large venues, providing ample volume and headroom.
What type of bass cabinet should I pair with the CRATE BT-350 Bass Amplifier?: The CRATE BT-350 works best with a 4-ohm or 8-ohm bass cabinet that can handle at least 350 watts, ensuring optimal performance and preventing damage to the amp or cabinet.
Does the CRATE BT-350 Bass Amplifier have built-in effects?: No, the CRATE BT-350 does not include built-in effects. It is a straightforward solid-state amp head designed for clean and powerful bass amplification.
How many inputs does the CRATE BT-350 Bass Amplifier have?: The CRATE BT-350 Bass Amplifier features two input jacks, allowing for the connection of different bass guitars or for accommodating different signal levels.
Is the CRATE BT-350 Bass Amplifier a solid-state or tube amplifier?: The CRATE BT-350 is a solid-state amplifier, providing reliable performance with less maintenance compared to tube amplifiers.