Weber offers kits that allow one to build many variations on the Fender 503 Tweed Deluxe circuit. Weber also offers a special 503×2 kit that doubles the power of the original circuit and adds a second 12″ speaker to the cabinet.

Notable Features:

• Kit options:
• 503: Classic circuit w/ 12″ speaker
• 503 Head: Classic circuit, head only
• 503P Proluxe: Classic 503 w/ 6L6 tubes in fixed bias and WZ34 tube rectifier w/ 12″ speaker
• 503P Proluxe Head: 503P circuit, head only
• 5C3: Octal, grid-leak biased front end w/ 12″ speaker
• 5C3 Head: 5C3 circuit, head only
• 5C3P Octal Proluxe: Combination of 5C3 and 503P circuits w/ 12″ 50w speaker (12A150-A)
• 5E3x2: Double power of 5E3 circuit w/ two 12″ speakers
• 5E3x2 Head: 5E3x2 circuit, head only
• All complete kits come with Weber speakers
• Wiring diagrams included

Price: $315-$465
More Information:

• Available from Weber’s kit store