Design/Repair/Modification Consulting

Granger Amplification now offers consultation services for basic audio electronics and tube amplifier & accessory design, repair, and modification. This service is billed in half hour increments, and consultation can be provided via phone, email, and/or video conferencing, as required.

– Basic electronics
– Safety procedures
– Circuit design
– Schematic design
– Wiring layout design
– Circuit modification
– Testing
– Troubleshooting
– Schematic interpretation
– Software/application assistance
– Equipment/gear recommendation

Email us ( to inquire directly about the nature of your consultation requirements. Once your order is placed, we will schedule a date/time that is convenient for you.

Pricing and Options


9685 in stock


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