LAIN AUDIO  |  TUBE AMPLIFIER SERVICE MENU

Classic tube designs. Modern engineering standards.
Built. Measured. Documented.

TUBE GUITAR AMPLIFIER SERVICE Bench diagnosis  $85 Paid at drop-off; applied to approved repair labor. Tube Amp Checkup  $125 + parts Safety inspection, controls/jacks, tubes, operating voltages, bias and functional test. Power tubes & bias  $85 + tubes Installation, bias adjustment and basic output-stage verification. Vintage safety evaluation  $175 Grounding, fuse/mains wiring, filter and bias concerns, overheating, prior modifications and written findings.

HI-FI, KITS & MEASUREMENT Standard bench labor  $85/hour Billed in 30-minute increments after diagnosis; parts additional. Performance test  $125-$175 Basic output, channel balance, frequency response and hum/noise checks, depending on equipment. Detailed measurement report  $225 Expanded documented measurements when the analyzer bench and equipment permit. Customer-supplied kit builds  From $450 Complete project quote after kit and documentation review. ST-35/ST-70 class builds typically $750-$1,000 labor.

What LAIN Audio accepts

Vacuum-tube guitar amplifiers, analog hi-fi power amplifiers and preamplifiers, conventional linear power supplies, customer-supplied tube kits, troubleshooting, commissioning and bench testing.

Please ask before bringing in

Digital/modeling amplifiers, Class-D equipment, powered speakers, switching-power-supply repairs, extensive PCB damage, water/fire damage, undocumented homebrew gear or heavily modified equipment may be declined.

PRICING & SHOP POLICIES Written estimate and customer authorization are required before repair work. Parts are billed at cost plus 25% unless quoted otherwise. Special-order parts are prepaid. Taxes are additional where applicable. Vintage originality is discussed before historically significant parts are changed. Local drop-off and pickup by appointment.

Dixon, California  |  Phone: __________________  |  Email: __________________

Independent service business. Not an authorized Fender service center.