MDB Ventures Radio Tubes

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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 Radio Tubes
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
1 6K5-GT $5.00 Sylvania 110% 1550 / 1400Gm NOS (OB) metal base band - green lettering
1 6K5-GT $5.00 Sylvania 110% 1400 / 1400Gm NOS (OB) metal base band - green lettering
1 6K5-GT $5.00 Sylvania 120% 1500 / 1400Gm NOS (OB) metal base band - green lettering
1 6K5-GT $5.00 Philco 120% 1600 / 1400Gm NOS (OB) black base
1 6K5-GT $5.00 Philco 120% 1600 / 1400Gm NOS (OB) metal base band
1 6K5-GT $5.00 GE 110% 1500 / 1400Gm NOS (OB) sealed in box
1 6K5-GT $5.00 Tung-Sol 130% 1800 / 1400Gm NOS (OB) metal base band
1 6K5-GT $5.00 Tung-Sol 110% 1500 / 1400Gm NOS (OB) metal base band - torn box flap
1 6K5-GT $5.00 National Union 120% 1500 / 1400Gm NOS (OB) metal base band
1 6K5-GT $5.00 National Union 120% 1600 / 1400Gm NOS (OB) metal base band
1 6K5-GT $5.00 National Union 115% 1400 / 1400Gm NOS (OB) black base
1 6K5-GT $2.50 Philco 140% 2400 / 1400Gm used (OB) metal base band
1 6K5-GT $1.50 Sylvania 90% 1200 / 1400Gm used (OB) metal base band
1 6K7-GT / VT-86B $5.00 Tung-Sol 115% 1700 / 1450Gm NOS (OB) metal base band - JAN
1 6K7-GT $5.00 RCA 110% 1550 / 1450Gm NOS (OB) metal base band - black lettering - minor rust on base band
1 6K7-GT $5.00 Raytheon 110% 1700 / 1450Gm NOS (OB) metal base band - split base band
1 6K7-GT $5.00 Philco 100% 1600 / 1450Gm NOS (OB) metal base band
1 6K7-GT $5.00 National Union 110% 1500 / 1450Gm NOS (OB) metal base band
1 6K7-GT $5.00 Ken-Rad 110% 1800 / 1450Gm NOS (OB) metal base band - JAN - damaged base band
1 6K7-GT $5.00 Hyvac 120% 1900 / 1450Gm NOS (OB) metal base band
1 6K7-GT $2.50 Silvertone 110% 1450 / 1450Gm used (rb) metal base band
1 6K7-GT $2.50 Sylvania 120% 1700 / 1450Gm used (wb) metal base band - green lettering
1 6K7-GT $2.50 Sylvania 100% 1300 / 1450Gm used (wb) metal base band - black lettering
1 6K7-GT $2.50 Sylvania 90% 1200 / 1450Gm used (wb) metal base band - green letrtering
1 6K7-GT $2.50 Tung-Sol 110% 1650 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Tung-Sol 90% 1350 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Tung-Sol 90% 1300 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Tung-Sol 90% 1150 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 RCA 110% 1500 / 1450Gm used (wb) metal base band - black lettering
1 6K7-GT $2.50 Raytheon 120% 1650 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Hytron 100% 1650 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Arcturus 120% 1650 / 1450Gm used (wb) metal base band
1 6K7-GT $2.50 Wizard 100% 1500 / 1450Gm used (OB) metal base band
1 6K7-GT $2.50 Philco 110% 1550 / 1450Gm used (rb) metal base band
1 6K7-GT $2.50 GE 120% 1600 / 1450Gm used (rb) metal base band - black lettering
1 6K7 / VT-86 $5.00 Ken-rad 120% 1800 / 1450Gm NOS (OB) metal - JAN - sealed in box
1 6K7 / VT-86 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - damaged box - US Army
1 6K7 / VT-86 $5.00 RCA 110% 1500 / 1450Gm NOS (OB) metal - damaged box - JAN
1 6K7 / VT-86 $5.00 RCA 110% 1500 / 1450Gm NOS (OB) metal - US Army
1 6K7 / VT-86 $5.00 RCA 110% 1550 / 1450Gm NOS (OB) metal - JAN
1 6K7 / VT-86 $5.00 RCA 110% 1550 / 1450Gm NOS (OB) metal - JAN - torn box flap
1 6K7 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1700 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1700 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1750 / 1450Gm NOS (OB) metal - JAN
1 6K7 $5.00 RCA 110% 1550 / 1450Gm NOS (OB) metal - red lettering
1 6K7 $5.00 CBS 110% 1500 / 1450Gm NOS (OB) metal - silver lettering
1 6K7 $5.00 RCA 110% 1700 / 1450Gm NOS (OB) metal - silver lettering
1 6K7 $5.00 RCA 110% 1600 / 1450Gm NOS (OB) metal - silver lettering
1 6K7 $5.00 RCA 120% 1650 / 1450Gm NOS (OB) metal
1 6K7 $5.00 GE 110% 1650 / 1450Gm NOS (OB) metal - white lettering - torn box flap
1 6K7 $5.00 GE 110% 1650 / 1450Gm NOS (wb) metal - white lettering
1 6K7 $5.00 GE 110% 1600 / 1450Gm NOS (OB) metal - white lettering
1 6K7 $5.00 Raytheon 120% 1800 / 1450Gm NOS (OB) metal - damaged box
1 6K7 $5.00 CBS 120% 1700 / 1450Gm NOS (OB) metal
1 6K7 $5.00 CBS 110% 1750 / 1450Gm NOS (OB) metal
1 6K7 $5.00 CBS / Hytron 110% 1700 / 1450Gm NOS (OB) metal
1 6K7 $4.00 Ken-Rad 120% 1700 / 1450Gm used (rb) metal - stamped number on tube
1 6K7 $4.00 Ken-Rad 120% 1500 / 1450Gm used (rb) metal - stamped number on tube
1 6K7 / VT-86 $2.50 RCA 110% 1550 / 1450Gm used (rb) metal - US Army
1 6K7 / VT-86 $2.50 Ken-Rad 130% 1800 / 1450Gm used (rb) metal - JAN
1 6K7 / VT-86 $2.50 Ken-Rad 120% 1800 / 1450Gm used (rb) metal - JAN
1 6K7 / VT-86 $2.50 Ken-Rad 120% 1800 / 1450Gm used (rb) metal
1 6K7 / VT-86 $2.50 Ken-Rad 110% 1700 / 1450Gm used (rb) metal
1 6K7 $2.50 RCA 100% 1350 / 1450Gm used (rb) metal - JAN
1 6K7 $2.50 RCA 110% 1550 / 1450Gm used (rb) metal - silver lettering
1 6K7 $2.50 RCA 100% 1600 / 1450Gm used (ob) metal - silver lettering
1 6K7 $2.50 Ken-Rad 110% 1600 / 1450Gm used (rb) metal
1 6K7 $2.50 Ken-Rad 110% 1550 / 1450Gm used (rb) metal
1 6K7 $2.50 Sylvania 110% 1550 / 1450Gm used (rb) metal - green lettering
1 6K7 $2.50 Sylvania 110% 1600 / 1450Gm used (rb) metal - green lettering
1 6K7 $2.50 Sylvania 110% 1550 / 1450Gm used (rb) metal - green lettering
1 6K7 $2.50 GE 110% 1750 / 1450Gm used (rb) metal - white lettering
1 6K7 $2.50 GE 110% 1500 / 1450Gm used (rb) metal - white lettering
1 6K7 $2.50 Raytheon 110% 1600 / 1450Gm used (rb) metal
1 6K7 $2.50 Raytheon 110% 1750 / 1450Gm used (rb) metal
1 6K7 $2.50 Westinghouse 100% 1450 / 1450Gm used (rb) metal
1 6K7 $2.50 Wards Super Airline 125% 1750 / 1450Gm used (wb) metal
1 6K7 $2.50 Delco 110% 1600 / 1450Gm used (rb) metal
1 6K7 $2.50 Marconi 120% 1600 / 1450Gm used (rb) metal
1 6K7 $2.50 CBS 120% 1750 / 1450Gm used (rb) metal
1 6K7 $2.50 unknown 110% 1700 / 1450Gm used (rb) metal - no paint on tube
1 6K7 / VT-86 $2.50 Ken-Rad 110% 1800 / 1450Gm used (L) metal
1 6K7 / VT-86 $2.50 Ken-Rad 110% 1550 / 1450Gm used (L) metal - JAN
1 6K7 / VT-86 $2.50 Ken-Rad 120% 1550 / 1450Gm used (L) metal
1 6K7 / VT-86 $2.50 RCA 120% 1700 / 1450Gm used (L) metal - JAN
1 6K7 $2.50 Firestone Air Chief by Ken-Rad 120% 1650 / 1450Gm used (L) metal
1 6K7 $2.50 Firestone Air Chief by Ken-Rad 120% 1750 / 1450Gm used (L) metal
1 6K7 $2.50 Firestone Air Chief by Ken-Rad 110% 1500 / 1450Gm used (L) metal
1 6K7 $2.50 RCA 110% 1600 / 1450Gm used (L) metal - JAN
1 6K7 $2.50 RCA 110% 1600 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA 110% 1400 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA 110% 1500 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA 110% 1600 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA 120% 1700 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA 110% 1550 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.50 RCA Victor 110% 1800 / 1450Gm used (L) metal
1 6K7 $2.50 GM 120% 1700 / 1450Gm used (L) metal
1 6K7 $2.50 GM 100% 1500 / 1450Gm used (L) metal
1 6K7 $2.50 GM 110% 1550 / 1450Gm used (L) metal
1 6K7 $2.50 Delco 110% 1650 / 1450Gm used (L) metal
1 6K7 $2.50 Westinghouse 110% 1700 / 1450Gm used (L) metal
1 6K7 $2.50 Raytheon 110% 1600 / 1450Gm used (L) metal
1 6K7 / VT-86 $2.00 Ken-Rad 105% 1800 / 1450Gm used (L) metal - JAN
1 6K7 / VT-86 $2.00 RCA 100% 1400 / 1450Gm used (L) metal
1 6K7 / VT-86 $2.00 RCA 100% 1500 / 1450Gm used (L) metal - US Army
1 6K7 $2.00 RCA 105% 1550 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.00 RCA 100% 1400 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.00 RCA 100% 1550 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.00 RCA 100% 1500 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.00 RCA 100% 1600 / 1450Gm used (L) metal - silver lettering
1 6K7 $2.00 Sylvania 100% 1500 / 1450Gm used (L) metal
1 6K7 $2.00 Sylvania 100% 1600 / 1450Gm used (L) metal - green lettering
1 6K7 $2.00 Sylvania 100% 1200 / 1450Gm used (L) metal - green lettering
1 6K7 $2.00 Sylvania 100% 1500 / 1450Gm used (L) metal - green lettering
1 6K7 $2.00 Sylvania 100% 1500 / 1450Gm used (rb) metal - green lettering
1 6K7 $2.00 GM / Delco 100% 1350 / 1450Gm used (L) metal
1 6K7 $2.00 National Union 100% 1500 / 1450Gm used (L) metal
1 6K7 $2.00 National Union 100% 1500 / 1450Gm used (L) metal
1 6K7 $2.00 GM 100% 1550 / 1450Gm used (L) metal
1 6K7 $2.00 Video 100% 1350 / 1450Gm used (L) metal
1 6K7 $2.00 Micro 100% 1600 / 1450Gm used (L) metal
1 6K7 / VT-86 $1.00 RCA 90% 1200 / 1450Gm used (L) metal - JAN
1 6K7 $1.00 RCA 90% 1400 / 1450Gm used (L) metal - silver lettering
1 6K7 $1.00 RCA 90% 1500 / 1450Gm used (L) metal - JAN
1 6K7 $1.00 RCA 90% 1300 / 1450Gm used (L) metal - US Army
1 6K7 $1.00 RCA 90% 1150 / 1450Gm used (L) metal - silver lettering
1 6K7 $1.00 RCA Victor 90% 1700 / 1450Gm used (L) metal
1 6K7 $1.00 Tung-Sol 90% 1400 / 1450Gm used (L) metal
1 6K7 $1.00 GM 90% 1400 / 1450Gm used (L) metal
1 6K7 $1.00 GM 90% 1250 / 1450Gm used (L) metal
1 6K7 $1.00 Delco 90% 1150 / 1450Gm used (L) metal
1 6K7 $1.00 Wards Airline 90% 1200 / 1450Gm used (L) metal
1 6K7 $1.00 National Union 90% 1450 / 1450Gm used (L) metal

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, (M)=Metal, (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 Radio tubes is easy.
Just send us an email indicating the tubes (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