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


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Don't see what you need? Contact us. We have many more tubes that are not yet listed. We also have new and good used tubes in most other numbers including preoctal, globe/balloon, octal, loctal/loktal, miniature, subminature, metal, power, transmitter tubes and many more.

MDB Ventures Unusual, Miscellaneous and One-of-a-kind Items
Qty
Avail
Item
Price
Each
Item
Brand
Desc

Other Info

Condition

Notes
1 Razors $5.00 Razor collection Remington - Norelco - Shick --- used Collection of old electric razors and boxes - what you see is what you get (click on link to see picture)
3 Recording wire NA-2801 $10.00 (each) Air King Products Navy Type IC / VRW-7 One Spool NOS (OB) NOS Navy recording wire sealed in original metal canister
1 Shure $1.00 Model 812 --- --- used Shure Wire Recording Head - unknown condition
1 Projector Carbons $20.00 National Pearlex by Union Carbide NOS Comes in the original cardboard tube carton Individual rods available for $1.00 each 14each 6mm diameter 8.5 inch long copper plated positive rods
20each 5.5mm diameter 6 inch long copper plated negative rods
1 Capacitor $1.00 Sprague 1.2mfd --- used mountable can capacitor - 1.5 inch diameter - 1.5 inch tall - case ground - top terminal - three screw hole mount studs on bottom
2 Capacitor $1.00 Sprague Vitamin Q 0.15mf 200V --- NOS ---
1 Electro Voice $15.00 E-29X 2636 --- NOS phono cartridge needle - 16/ 33/ 45/ 78 rpm - Synthetic Sapphire tip - for E-29X / 1736 / 2636
6 ZIF 24 pin Sockets $5.00 (each) Textool 24 pin ZIF socket NOS (L) New Textool 24 pin green Zero Insertion Force Socket
1 Relay Board $1.00 Hathaway relays circuit board is hand etched 48Vdc 9600 Ohm relays used (L) eight reed relays on the board - connection is via 26pin 0.1" right angle connector
17 Punch Tape $2.00 / roll NCR PTW-2 buff color oiled NOS one inch wide oiled paper tape for 7 and 8 hole tape punch machines such as Teletypes
7 Punch Tape $4.00 / roll unknown T2-8 black color dry NOS one inch wide black dry paper tape for 7 and 8 hole tape punch machines - perfect for optical readers
7 Ornaments $5.00 --- Decorated --- --- Vacuum Tube Christmas Tree Ornaments
8 Ornaments $2.50 --- Not Decorated --- --- Vacuum Tube Christmas Tree Ornaments
40 Roll Paper 2.5 inch $0.50 / roll Burroughs 2.25 inch wide 3 inch diameter single ply coated NCR roll paper NOS NCR style clay coated roll paper for impact printing without requiring a ribbon (works with ribbons too) $0.50 per roll
1 Roll Paper 2.5 inch $5.00 Burroughs 2.25 inch wide 3 inch diameter 25 rolls single ply roll paper NOS printing calculator roll paper - box 10x10x7.5 inches - 11 pounds - $5.00 for the box
1 Roll Paper 3.5 inch $2.50 Burroughs 3.5 inch wide 3.25 inch diameter 25 rolls single ply roll paper NOS Plus two bonus rolls of two ply roll paper - box 10x10x11 inches - 18 pounds - $2.50 for the box
2 Roll Paper 8.5 inch $5.00 Burroughs 8.5 inch wide 4.5 inch diameter 6 rolls single ply roll paper NOS box 14x9.5x9.5 inches - 20 pounds - $5.00 for the box
1 Roll Paper 8.5 inch $5.00 Burroughs 8.5 inch wide 4.5 inch diameter 5 rolls single ply roll paper NOS box 14x9.5x9.5 inches - 17 pounds - $5.00 for the box
5 Floppy Disk 8 inch $1.00 / pack of 20 BASF 8 inch 32 sector hard sector floppy disks NOS each pack has two boxes of 10 floppy disks

Notes:
(OB) = original box, (rb) = relabeled/replacement box, (wb) = white box, (L) = loose (no box), (pl) = paper label on tube (original or third party)
(H) = tested on Hickok 539A
(ST)=ST Style, (GT)=GT Style, (TT)=Tall Tubular, (M7)=7pin miniature, M9=9pin miniature, (SM)=subminiature, JAN = Military
Emission Strength = Percentage of emission measured on Eico 666 tube tester
(Emission Strength = 100% baseline reference, >80%:good, >60%:fair >40%=diode good).
Gm = Mutual conductance measured on Hickok 533 tube tester; Except (H)=tested on Hickok 539A
(Gm = measured/baseline, measured1:measured2/baseline, measured1:measured2/baseline1:baseline2).


How To Order:

Purchasing our Unusual, Miscellaneous and One-of-a-kind Items is easy.
Just send us an email indicating the items (including quantities) you want.
We will let you know the total price including shipping and handling.

Shipping and Handling Information

Contact MDB Ventures
sales@mdbventures.com
or
sales@fourwater.com

Due to the highly volatile nature of the tube business, all Prices are subject to change without notice.


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Contact MDB Ventures
sales@mdbventures.com
or
sales@fourwater.com