Frenzel Tube Amps
Vintage Tube Amp Repairs & Restorations
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About Our Service
 
In addition to manufacturing custom tube amps, we have been repairing and restoring tube amps since 1952 for musicians, audiophiles, and collectors all over the world.   We are known for our high-quality work at reasonable prices. We will handle you item like it was our own and give you the respect you deserve as a valued customer. It is an honor and priviledge to be entrusted to service your  item. Thank you for allowing us to serve you!
 
Sincerely,
 
Jim Frenzel
 

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Musical Instrument Amplifiers - We specialize in the repair and restoration of vintage musical instrument tube amps like Fender, Marshall, Ampeg, Vox, etc. We also do custom mods such as installing hi-grade transformers, capacitors, and resistors.
 
 
 
 
 
 
 
 
 
 

Frenzel Retro PA Amp To Fender Bassman

 
 
Retro-Conversions - Bought a vintage  PA or organ tube amp off of eBay? These little jewels make great guitar amps and  we convert them  for you. We offer many different voice conversions such as Fender, Marshall, Vox, etc. See our Retro-Conversion page for some examples of our work..
 
 
 
 
 
 
 

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Vintage Hi-Fi Amps - We  repair and restore vintage hi-fi amps like Fisher, McIntosh, Craftsmen, Scott, Marantz, Harmon Kardon, Bogen,Eico, and Heathkit. 
 
 
 
 
 
 
 
 

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Vintage Antique Tube Radios - We repair all types of antique tube radios including short-wave receivers and amateur radio receivers. All brands like Zenith, Crosley, GE, RCA, Hallicrafters, Hammarlund, etc. repaired.

 
 
 
 
General Information About our Service
 
The information below will guide you through the process of getting your item serviced. If you have any questions, please email us at
 
 
 

Pricing
 
We have a bench charge of $85.00 to look at your item and give you an estimate. This fee must be paid when you ship your item in for service. It  is non-refundable if you do not choose to do the work. It covers our cost of unpacking, troubleshooting, and repacking your item.
 
We charge by the job and not by the hour. Once we have determined the problem with your item, we will submit to you a written estimate for your approval before starting  work.
 
Components
 
We use high-grade components in all repairs. If you want special-grade boutique components they are available at extra cost.
 
Turn-Around Time
 
Our backlog varies, but it is usually around 4 weeks.
 
Shipping
 
All items must be shipped to our location shown below. We do not have a drop off location.
 
Frenzel Tube Amps
14307 County Road 4013
Mabank, Texas 75147
 
 
 Shipping charges both ways are to be paid by the customer. We recommend that you use UPS 3 day or equivalent FED EX, or USPS Express Mail and not UPS or FED EX Ground or USPS Parcel Post because your item is less likely be damaged in shipment.   Items should be packed as specified below:
 
1. Double box with a minimum of 2 inches of foam or peanuts surrounding the inner box.
 
2. Tubes should  be removed, bubble wrapped, and placed in a separate box. 
 
3. Insure your item for the maximum value of the item.
 
 
Warranty
 
All repairs are guaranteed for 30 days.
 
All tubes are guaranteed for 30 days.
 
Please contact us before sending an item back for warranty repair.
 
Payment Terms
 
PAYMENT AND SHIPPING TERMS AND CONDITIONS
 
PAYMENT:   Payment of the bench fee of $85.00 is due with your order. Payment methods shown below:
 
Credit Card -  If you want to pay with a credit card, we  use PayPal.  All payments for sales outside the USA must be made with PayPal.
 
Money Order - We only take USPS money orders.
 
Checks - We do not take checks.
 
Cash - We do not take cash.
 

How To  Send In An Item For Service
 
All items sent in for service must be packed as specified above and have a Customer Service Form filled out and enclosed with the item. Please click on the link below to access the form.

Customer Service Request Form

Ship item to:
 
                                 Frenzel Tube Amps
                                 14307 County Road 4013
                                 Mabank, Texas 75147
 
Upon receipt of your item, we will email you and send you a PayPal invoice for the Bench Analysis and Testing Fee.

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