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Pisgah Forest, NC, USA
Guitar Amplifier Building Supplies and LED Bike light parts

Some Common things I am emailed about

If you are looking for transformer diagrams and info, please go to my library page.
My library page has tons of info that can help you 24/7.
Please look at all the info here first. - The Tube amp Library of information

If you have technical questions, General amp questions, need information on building tube amps, please click here.

I do not have amp kits or kits of any kind. You must pick out what you need on my shopping cart.
I do have public parts list for many different amps so that you can add many parts at one time to the shopping cart.
the link for public parts list is at the top of my parts catalog links table.

If you are looking for a part that is not listed on my web site catalog, I only stock what you see listed here. Tube amp parts catalog

Attention AOL customers and anyone who is not getting Email replies from me, please click here.

If you just placed an order and need to contact me about the order, please click here.

If you are inquiring about an order you placed, please read this page Shipping and order info

If you do not fit into the categories above, please click here

Doug Hoffman

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Hoffman Amps Home - Ordering Information - PayPal info - Returning parts - Search the Hoffman Amps parts catalog
What's New - Q and A - Hoffman Links - Shipping Info/policy - E-mail Me - Amplifier Service Technicians - About Hoffman Amps
Hoffman Amplifiers Customer Loyalty Discount Program Information

The Tube amp Library of information
Click the link above for Tube amp info, Schematics, Board building information, Projects, Mods, Transformer diagrams, Photo's, Sound clips.
There are hundreds of pages of Tube amp information on my library page.

Please visit my Tube Amplifier Forum
Here's the place you can go to ask tube amplifier questions.
You will find a large community of friendly amp builders at the link above.

Check out our huge library of Schematics here

Design your own custom Turret Board or Eyelet board

Custom Board price calculator

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