Ampeg SVT-CL Classic Head – The Unrivaled Icon of Tube Power
The Ampeg SVT-CL (Classic Series) isn't just a bass amplifier – it is a cornerstone of music history. For decades, the SVT name has been synonymous with uncompromising tube tone, immense power reserves, and a legendary punch that makes the ground shake. This 300-watt all-tube head provides the massive, warm, and authoritative tone that has defined rock bass for generations.
The heart of the SVT-CL lies in its formidable tube complement. The preamp section features two 12AX7 tubes, supported by one 12AX7 and two 12AU7 driver tubes. The sheer brute force is delivered by six powerful 6550 power tubes, creating that unmistakable, dynamic Ampeg growl. The result is a rich, rounded bottom end with musical midrange complexity and brilliant high-end clarity that remains defined even at extreme volume levels.
Control is both classic and comprehensive. In addition to Gain, Master, Bass, and Treble controls, the head features a 5-position mid-frequency selector (220, 450, 800, 1600, 3000 Hz). This allows you to surgically shape your midrange character – from deep, thumping lows to aggressive, cutting-through presence. The iconic Ultra Hi and Ultra Lo boosts offer instant tonal expansion, adding crystalline sparkle or massive low-end weight at the push of a button.
Built for the rigors of the road and the precision of the studio, the SVT-CL is fully equipped for professional use. It features a balanced DI output, Preamp Out, Power Amp In, and a Slave Out for complex routing. A critical feature for long-term reliability is the integrated user-adjustable BIAS setting, allowing you to maintain peak performance from your power tubes. Housed in a rugged wood cabinet, the SVT-CL is built for big stages, loud bands, and bassists who refuse to compromise on their sound.
Key Features of the SVT-CL
- 300 Watts of All-Tube Power: Pure analog headroom at 2 or 4 Ohms.
- Six 6550 Power Tubes: The industry standard for massive, harmonically rich bass tone.
- 5-Position Mid-Frequency Control: Precision tone shaping for any musical genre.
- Tour-Ready Construction: Durable wood cabinet and professional I/O for stage and studio.
Technical Specifications
| Feature | Specifications |
|---|---|
| Output Power | 300 Watts RMS |
| Impedance | 2 Ohms and 4 Ohms |
| Preamp Tubes | 2 x 12AX7 |
| Driver Tubes | 1 x 12AX7, 2 x 12AU7 |
| Power Tubes | 6 x 6550 |
| EQ Controls | Bass, Treble, Mid (5-way selector) |
| Switchable Boosts | Ultra Hi / Ultra Lo |
| Output Connectivity | Balanced DI-Out, Slave Out, Preamp Out |
| Dimensions (W x H x D) | 61 x 29 x 33 cm |
| Weight | 36.3 kg (approx. 80 lbs) |
