Ampeg SVT-II 300-Watt Bass Head

$950.00 Price Tier: High-end

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Page last updated Apr 29, 2026

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We compare 600+ stores and found this item at 1 store. Prices updated April 29, 2026.

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$950.00 3 available Used

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Average Price: $950

High-end/Boutique

$200

$801+

Price Tier

In the Bass Amplifier Heads category, Ampeg SVT-II 300-Watt Bass Head is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

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High-end

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Description

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The Ampeg SVT-II 300-Watt Bass Head is a powerhouse in the world of bass amplification, renowned for its all-tube design that delivers a warm and punchy sound. This classic amplifier head is a staple for any serious bassist seeking that iconic Ampeg tone. With its robust 300-watt output, the SVT-II ensures your bass lines cut through the mix with clarity and authority, whether you're on a small stage or a large venue.

This bass head is celebrated for its ability to produce a rich, deep sound that is both versatile and reliable. The nine-tube preamp and power amp configuration offers a distinct tonal palette that ranges from classic rock growl to smooth, jazzy warmth. Players can fine-tune their sound with precision using the comprehensive EQ controls, which include bass, midrange, and treble adjustments, along with additional midrange frequency selection for further tonal refinement.

Designed with durability in mind, the Ampeg SVT-II features a rugged chassis that withstands the rigors of touring and frequent gigging. Despite its vintage appeal, this model includes modern connectivity options to seamlessly integrate with contemporary setups.

Key Features:

300-watt all-tube bass amplifier head
Nine tubes: 3 x 12AX7 preamp tubes and 6 x 6550 power amp tubes
Classic Ampeg tone with versatile EQ controls
Three-band EQ with ultra midrange control
Durable construction for reliability on the road
Rear-panel speaker connections for flexible setup options
Ideal for live performances and studio recording

Product specs

Brand	Ampeg
Model	SVT-II 300-Watt Bass Head
Year	1989 - 1994
Made In	United States
Categories	Bass Heads
Color Family	Black
Electronics	Tube
Impedance	2 ohms
Number of Channels	1 Channel
Number of Inputs	2 Inputs
Output Power (Watts)	300
Power Tube Type	6550
Reverb	None

FAQs

What kind of sound can I expect from the Ampeg SVT-II 300-Watt Bass Head?: The Ampeg SVT-II delivers a classic tube-driven sound with rich, warm tones and plenty of headroom, making it ideal for rock, blues, and jazz. Its 300-watt output provides powerful, full-bodied bass suitable for both live performances and studio recordings.
Is the Ampeg SVT-II suitable for gigging with a loud drummer?: Yes, the Ampeg SVT-II's 300-watt output is more than capable of keeping up with a loud drummer in live settings, providing ample volume and clarity for large venues.
Does the Ampeg SVT-II work well with effects pedals?: The Ampeg SVT-II is well-regarded for its ability to handle effects pedals, maintaining tonal clarity and depth when used with a variety of effects, from overdrive to modulation.
What type of power tubes does the Ampeg SVT-II use, and how does this affect the sound?: The Ampeg SVT-II uses 6550 power tubes, which contribute to its powerful, punchy sound with rich harmonics and a strong low-end response, making it a favorite among bassists seeking classic tube amp tones.
What are the impedance options for the Ampeg SVT-II bass head?: The Ampeg SVT-II is designed to operate at a 2-ohm impedance, allowing it to deliver its full 300-watt output effectively, ensuring optimal performance with compatible speaker cabinets.

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Ampeg SVT-II 300-Watt Bass Head.

Features and functionality

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The SVT-II can handle momentary peaks above 300W, offering tube distortion that is more forgiving than solid state distortion.
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The SVT-II is known for its pleasing tube distortion, which allows it to be pushed harder than solid state amps without harsh clipping.
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The pre/post EQ switch impacts the DI out signal, determining if it includes EQ adjustments or only the raw signal.
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The balanced out signal can be affected by the condition of the pre/post switch, which may need cleaning or repair if issues arise.
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Comparisons

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Owners suggest that the 300W tube power of the SVT-II is comparable to 800W solid state amps due to its handling of distortion and perceived loudness.
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Use cases and applications

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Many users find the SVT-II’s 300W sufficient for most gigs, as venues often use PA systems, rendering high wattage less critical for stage volume.
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A 300W tube head like the SVT-II may not be suitable for residential use due to its volume, but can be stored for future use in larger venues.
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The SVT-II can successfully integrate with external compressors like the DBX160a, though users should verify signal paths for optimal performance.
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User experience

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Bassists have successfully used the SVT-II with two 12-inch cabs to match guitarists' 100W full stacks, demonstrating its power and versatility.
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Owners caution that the SVT-II is notably heavy, presenting challenges for transport and setup.
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Setup and maintenance

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Tubes for the SVT-II can be expensive, with a new sextet of 6550s costing around $330, and require a qualified technician for proper installation.
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The connection issue with the effects loop may originate from the pre amp out jack, affecting the signal flow to the balanced out.
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Value and pricing

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The current market for the SVT-II (non-pro) models generally sees prices around $900, making a $550 offer potentially suspicious unless the seller is unaware of its value.
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