Svetlana

Svetlana 6550 Tube Hard/Blue Duet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana EL34 Tube Hard/Blue Duet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana EL34 Tube Soft/Red Duet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana EL34 Tube Hard/Blue Quartet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana EL34 Tube Soft/Red Quartet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana EL34 Tube Medium/Green Duet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana EL34 Tube Medium/Green Quartet
A great replacement for Marshall and Dynaco ST-70 amplifiers....details

Svetlana 6L6 Tube Hard/Blue Duet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6L6 Tube Hard/Blue Quartet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6550 Tube Hard/Blue Quartet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana 6L6 Tube Soft/Red Quartet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6550 Tube Soft/Red Duet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana 6550 Tube Soft/Red Quartet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana 6L6 Tube Soft/Red Duet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6L6 Tube Medium/Green Duet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6L6 Tube Medium/Green Quartet
The Svetlana 6L6 tubes have the classic Sylvania STR sound....details

Svetlana 6550 Tube Medium/Green Duet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana 6550 Tube Medium/Green Quartet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details

Svetlana 6550 Tube Medium/Green Sextet
The Svetlana SV6550C is the closest to an NOS GE 6550A....details