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 50Y6-GT $3.00 RCA 110% / 110% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 110% / 110% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 110% / 110% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 110% / 110% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 120% / 120% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 120% / 120% --- NOS (OB) red lettering
1 50Y6-GT $3.00 RCA 120% / 120% --- NOS (OB) silver lettering
1 50Y6-GT $3.00 RCA 120% / 120% --- NOS (OB) red lettering
1 50Y6-GT $3.00 RCA 120% / 120% --- NOS (OB) red lettering
1 50Y6-GT $3.00 Raytheon 115% / 115% --- NOS (OB) sealed in box
1 50Y6-GT $3.00 Raytheon 120% / 120% --- NOS (OB) sealed in box
1 50Y6-GT $3.00 Sylvania 120% / 120% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 120% / 120% --- NOS (OB) green lettering - damaged box
1 50Y6-GT $3.00 Sylvania 115% / 115% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 120% / 120% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 110% / 110% --- NOS (OB) green lettering
1 50Y6-GT $3.00 Sylvania 120% / 120% --- NOS (OB) yellow lettering
1 50Y6-GT $3.00 Sylvania 115% / 115% --- NOS (OB) yellow lettering
1 50Y6-GT $3.00 Tung-Sol 120% / 120% --- NOS (OB) ---
1 50Y6-GT $3.00 Philco 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 National Union 120% / 120% --- NOS (wb) ---
1 50Y6-GT $3.00 National Union 110% / 110% --- NOS (wb) ---
1 50Y6-GT $3.00 RCA Victor 120% / 120% --- NOS (OB) ---
1 50Y6-GT $3.00 RCA Victor 110% / 110% --- NOS (OB) missing box flap
1 50Y6-GT $3.00 Raytheon 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 Raytheon 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 Raytheon 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 Delco 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 Delco 110% / 110% --- NOS (OB) missing box flap
1 50Y6-GT $3.00 CBS 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 CBS 110% / 110% --- NOS (OB) ---
1 50Y6-GT $3.00 GE 110% / 110% --- NOS (OB) white lettering
1 50Y6-GT $3.00 GE 110% / 110% --- NOS (OB) white lettering - torn box flap
1 50Y6-GT $1.50 Sylvania 120% / 120% --- used (rb) green lettering
1 50Y6-GT $1.50 RCA 120% / 120% --- used (OB) silver lettering
1 50Y6-GT $1.50 Philco 120% / 120% --- used (rb) ---
1 50Y6-GT $1.50 Philco 110% / 110% --- used (L) ---
1 50Y6-GT $1.50 Raytheon 110% / 110% --- used (rb) ---
1 50Y6-GT $1.50 Sylvania 110% / 110% --- used (rb) green lettering
1 50Y7-GT $4.00 RCA 120% / 120% --- NOS (OB) silver lettering - damaged box
1 50Y7-GT $4.00 RCA 110% / 115% --- NOS (OB) red lettering
1 50Y7-GT $4.00 Philco 110% / 110% --- NOS (OB) ---
1 50Y7-GT $4.00 Raytheon 115% / 115% --- NOS (OB) ---
1 50Y7-GT $4.00 Westinghouse 115% / 115% --- NOS (OB) ---
1 50Y7-GT $4.00 Sylvania 120% / 120% --- NOS (OB) yellow lettering
1 50Y7-GT $4.00 Sylvania 110% / 110% --- NOS (OB) yellow lettering
1 50Y7-GT $4.00 Sylvania 115% / 125% --- NOS (OB) yellow lettering
1 117N7-GT $5.00 RCA 110% diode 100% 5500 / 5000Gm NOS (OB) US Army - damaged box
1 117N7-GT $5.00 RCA 110% diode 100% 5500 / 5000Gm NOS (OB) JAN - damaged box
1 117N7-GT $5.00 RCA 110% diode 100% 5500 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 110% diode 100% 5200 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 110% diode 100% 5500 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 120% diode 100% 6000 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 110% diode 100% 5200 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 110% diode 100% 5500 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 RCA 120% diode 100% 5000 / 5000Gm NOS (OB) silver lettering
1 117N7-GT $5.00 RCA 110% diode 100% 5000 / 5000Gm NOS (OB) silver lettering
1 117N7-GT $5.00 RCA 120% diode 100% 5000 / 5000Gm NOS (OB) silver lettering
1 117N7-GT $5.00 RCA 110% diode 100% 5200 / 5000Gm NOS (OB) silver lettering
1 117N7-GT $5.00 RCA 130% diode 100% 5500 / 5000Gm NOS (OB) JAN
1 117N7-GT $5.00 Raytheon 120% diode 100% 5000 / 5000Gm NOS (OB) sealed in box
1 117N7-GT $5.00 Delco 120% diode 100% 5200 / 5000Gm NOS (OB) ---
1 117N7-GT $5.00 Delco 120% diode 100% 5200 / 5000Gm NOS (OB) missing box flap
1 117N7-GT $5.00 Delco 110% diode 100% 5500 / 5000Gm NOS (OB) torn box flap
1 117N7-GT $2.50 RCA 110% diode 100% 4500 / 5000Gm used (OB) JAN
1 117N7-GT $2.50 RCA 100% diode 100% 5000 / 5000Gm used (OB) silver lettering
1 117N7-GT $2.50 RCA 110% diode 100% 3750 / 5000Gm used (rb) silver lettering
1 117N7-GT $2.50 RCA 110% diode 100% 5500 / 5000Gm used (rb) silver lettering
1 117N7-GT $2.50 RCA 110% diode 100% 5000 / 5000Gm used (rb) silver lettering
1 117N7-GT $2.50 RCA 120% diode 90% 5750 / 5000Gm used (rb) silver lettering
1 117N7-GT $2.50 RCA 110% diode 100% 4500 / 5000Gm used (rb) silver lettering
1 117N7-GT $2.50 RCA 110% diode 100% 5500 / 5000Gm used (rb) silver lettering
1 117N7-GT $0.50 RCA 110% diode 0% (dead) 5500 / 5000Gm used (rb) silver lettering
1 117N7-GT $0.50 Sylvania 80% diode 90% 3000 / 5000Gm used (rb) green lettering
1 117P7-GT $5.00 National Union 110% diode 120% 5200 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 National Union 110% diode 120% 5300 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 National Union 110% diode 130% 5200 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 National Union 110% diode 120% 5100 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 Tung-Sol 120% diode 130% 5200 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 Tung-Sol 110% diode 130% 5000 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 Tung-Sol 110% diode 120% 4900 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 Tung-Sol 110% diode 130% 5000 / 5000Gm NOS (OB) ---
1 117P7-GT $5.00 Sylvania 120% diode 120% 5500 / 5000Gm NOS (OB) green lettering
1 117P7-GT $2.50 RCA 140% diode 120% 5400 / 5000Gm used (rb) silver lettering
1 117P7-GT $2.50 RCA 120% diode 130% 4600 / 5000Gm used (rb) silver lettering
1 117P7-GT $2.50 RCA 130% diode 120% 5200 / 5000Gm used (rb) silver lettering
1 117P7-GT $2.50 Philco 110% diode 110% 5000 / 5000Gm used (rb) ---
1 117P7-GT $2.50 Ken-Rad 110% diode 110% 5300 / 5000Gm used (rb) ---
1 117P7-GT $2.50 Cunningham 100% diode 120% 3600 / 5000Gm used (rb) ---
1 117P7-GT $2.50 Tung-Sol 120% diode 120% 5100 / 5000Gm used (rb) ---
1 117L7 / 117M7-GT $6.00 Ken-Rad 115% diode:110% 5300 / 4000Gm NOS (OB) ---
1 117L7 / 117M7-GT $6.00 GE 120% diode:110% 5800 / 4000Gm NOS (OB) sealed in box
1 117L7 / 117M7-GT $6.00 Raytheon 115% diode:110% 5000 / 4000Gm NOS (OB) ---
1 117L7 / 117M7-GT $6.00 Philco 110% diode:110% 5500 / 4000Gm NOS (OB) damaged box
1 117L7 / 117M7-GT $6.00 Philco 110% diode:110% 5400 / 4000Gm NOS (OB) damaged box
1 117L7 / 117M7-GT $6.00 Philco 120% diode:120% 5400 / 4000Gm NOS (OB) damaged box
1 117L7 / 117M7-GT $6.00 Wizard 120% diode:110% 5400 / 4000Gm NOS (OB) ---
1 117L7 / 117M7-GT $6.00 Radiocoin 120% diode:110% 5400 / 4000Gm NOS (OB) ---
1 117L7 / 117M7-GT $6.00 Rapsco 120% diode:110% 5400 / 4000Gm NOS (OB) ---
1 117L7 / 117M7-GT $3.00 RCA 110% diode:110% 5200 / 4000Gm used (rb) silver lettering
1 117L7 / 117M7-GT $3.00 RCA 100% diode:105% 4800 / 4000Gm used (rb) silver lettering
1 117L7 / 117M7-GT $3.00 CBS / Hytron 110% diode:110% 5000 / 4000Gm used (rb) ---
1 117L7 / 117M7-GT $3.00 GE 110% diode:110% 4500 / 4000Gm used (rb) white lettering
1 117L7 / 117M7-GT $3.00 Raytheon 110% diode:110% 5400 / 4000Gm used (rb) ---
1 117L7 / 117M7-GT $3.00 Ken-Rad 110% diode:110% 5300 / 4000Gm used (rb) ---
1 117L7 / 117M7-GT $3.00 National Union 120% diode:110% 5400 / 4000Gm used (L) ---
1 117L7 / 117M7-GT $3.00 National Union 110% diode:110% 4500 / 4000Gm used (L) ---
1 117L7 / 117M7-GT $3.00 Natioanl Union 110% diode:110% 4800 / 4000Gm used (L) ---
1 117L7-GT $3.00 Emerson 100% diode:110% 4000 / 4000Gm used (L) ---
1 117L7 / 117M7-GT $1.00 RCA 90% diode:100% 4000 / 4000Gm used (L) ---
1 117L7 / 117M7-GT $1.00 RCA 90% diode:110% 3400 / 4000Gm used (L) ---
1 117L7 / 117M7-GT $1.00 Tung-Sol 110% diode:110% 5500 / 4000Gm used leaky (1M) (rb) ---
1 117L7 / 117M7-GT $1.00 Sylvania 120% diode:110% 5500 / 4000Gm used leaky (2M) (L) green lettering
1 117L7 / 117M7-GT $1.00 Tung-Sol 110% diode:100% 4800 / 4000Gm used leaky (1M) (L) ---
1 117L7 / 117M7-GT $1.00 Hytron 110% diode:120% 5500 / 4000Gm used leaky (5M) (L) ---
1 117L7 / 117M7-GT $1.00 RCA 100% diode:100% 5000 / 4000Gm used leaky (5M) (L) brown base
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