Sell Your Tubes
We purchase individual tubes, collections, estates, repair-shop inventory, testers and related vintage electronics.
Learn about sellingVacuum tube specialists · Massachusetts
We Buy, Sell & Test Vacuum Tubes
Professional tube testing, matching and collection purchasing for collectors, audiophiles, musicians, radio operators, repair shops and estates.
Established eBay sellerProfessional test equipmentNationwide service
Knowledgeable evaluationFrom single rare tubes to complete inherited collections.
Since 2003Selling online
72,000+Items sold
99.8%Positive feedback
NationwideBuying & testing
How we can help
Three clear ways to work with us
Whether you inherited tubes, need reliable measurements or are searching for tested inventory, you will know exactly where to begin.
Professional Testing
Testing can include plate current, mutual conductance, emission, gas, shorts, leakage and matching.
Explore testing servicesShop Tested Tubes
Browse tested vacuum tubes, radio parts, accessories and other vintage items through our established eBay store.
Visit our eBay storeInherited or accumulated tubes?
You do not need to know what you have.
A collection can be overwhelming—especially when it was inherited. We help identify what matters, explain the options and make straightforward offers without requiring you to sort or test everything first.
Inherited collections
Collectors downsizing
Repair-shop inventory
Estate liquidations
Tube testers & equipment
Local or shipped collections
Simple process
From first contact to a clear next step
Send basic information first. We will guide you on photos, packing, shipping or local pickup based on the size and type of collection.
1
Contact us
Tell us what you have, approximately how much and where it is located.
2
Share photos
We will explain which overview and label photos are most useful.
3
Review options
We evaluate the material and discuss purchase, shipment or pickup.
4
Complete the sale
We agree on the details and arrange prompt payment.
More than good or bad
Professional equipment. Useful results.
Different tubes and applications call for different test methods. We use equipment including the Amplitrex AT-1000, calibrated TV-7, Hickok testers, MAXIPREAMP II, Sencore and B&K equipment.
Plate CurrentOperating current measurement
GmMutual conductance
EmissionCathode performance
GasGrid-current indication
LeakageInsulation condition
MatchingPairs and groups
“The goal is not simply to produce a number—it is to provide measurements that are useful for the tube and its intended application.”Antique Radio Salvage · Hudson, Massachusetts
Ready to get started?
Tell us about your tubes or testing needs.
Use one contact form for selling, testing, product questions, listing questions or general inquiries.