MDB Ventures

A new home for specialized collectors.

We have over 100,000 collectible items for sale, and our inventory is growing daily.

Rare, Vintage, Industrial, Ham, Radio and Audio vacuum tubes for sale.

Our master list of tested new and used vacuum tubes
Our list of non-cataloged (untested) vacuum tubes

Current Sales Promotion

Back by popular demand; Buy more and save!

Special Sale on Bargain Bin Packs, and Bargain Bin Items!
Buy one bargain bin pack or item and get a second bargain bin pack or item of equal or lower value at 1/2 price.

Want to save more?

If your order totals $50.00 or more, there is no handling charge for the order (just regular postage).
If your order totals $500.00 or more, get a 10% discount.

This will be calculated automatically.
You don't need to do anything except place your order.
This promotion will continue only until MDB Ventures management decides to end it.So, order soon and get a significant discount on the tubes you need.
Click here for Additional Rules governing the use of MDB Ventures discounts

-- New! -- Car Radio Schematics and Service Manuals -- New! --

-- New! -- Rare Swag -- New! --

-- New! -- New/Used Computers Parts and Software -- New! --

-- Atari 520 ST Computer --

--- Sale! --- Buy one bargain bin pack or item and get a second bargain bin pack or item of equal or lower value at 1/2 price. --- Sale! ---

On a budget? Check out our Bargain Bin vacuum tube listings

Save on Discount Bargain Packs

Free! (broken tubes)

Used Five Pack Sleaves for Tubes

Large Quantity Boxed and Loose Tube Lots

Vintage Preoctal and Globe/Balloon vacuum tube listings

Industrial, Ham Radio Transmitter and Power tube listings

-- Collector tube listings --

Audio tube listings

Radio tube listings

Miniature Radio tube listings

"G" Style Radio tube listings

-- Battery Radio Tubes --

-- Space Charge Low Voltage Tubes --

-- Loktal Radio Tubes --

Compactron - Magic Eye - Photocell - Rabbit Ear - Video CRT - Acorn - Nuvistor - Subminiature
Nixie - Misc Displays and Parts - Projector Lamps - Delay Relays

-- Preoctal, Octal and Miniature Radio Ballast tube listings --

-- Used Electronics (radios, amplifiers, etc.) --

-- Tube Testers --

-- Antique Radio Parts --

-- Descrete Solid State Devices --

-- Unusual, Miscellaneous and One-of-a-kind Items --

-- Tube Caddy listings --

-- Video, Books, Magazines, Manuals and Documents --

-- Antique Records --

Master Tube List (all cataloged tubes - sorted list)

Non-Cataloged Tube List (untested tubes - sorted list)

Electron / Vacuum tube information

About our vacuum tubes

About MDB Ventures

Shipping Information

MDB Ventures Policies

Useful Links to Other Sources

Watch for offerings on eBay .
eBay listings for MDB Ventures

Contact MDB Ventures

Links: eBay - Google - Yahoo - Bing - Knight Software - Backwater

MDB Ventures, Portland Oregon USA |
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1 Feb 2017