MDB Ventures Industrial, Ham Radio Transmitter and Power 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 Industrial, Ham Radio Transmitter and Power Tubes
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
1 6080 $10.00 Sylvania 120% / 120% 2700: 2700 / 2600Gm NOS (OB) ceramic base
1 6080-WB $12.00 Sylvania 110% / 100% 2600: 2800 / 2600Gm NOS (OB) JAN - ceramic base
1 6080 $10.00 RCA 130% / 120% 2800: 2800 / 2600Gm NOS (OB) torn box flap
1 6080 $10.00 RCA 100% / 100% 2600: 2600 / 2600Gm NOS (OB) ---
1 6080 $10.00 GE 130% / 130% 3300: 3400 / 2600Gm NOS (OB) ---
1 6080 $10.00 RCA 110% / 110% 2900: 3000 / 2600Gm NOS (OB) ---
1 6080 $10.00 Raytheon 110% / 110% 3000: 3000 / 2600Gm NOS (wb) ---
1 6080 $10.00 GE 120% / 120% 2800: 3200 / 2600Gm NOS (wb) ---
1 6080 $10.00 GE 120% / 120% 2800: 2800 / 2600Gm NOS (wb) ---
1 6080 $5.00 GE 100% / 100% 2800: 2500 / 2600Gm used (rb) ---
1 6080 $5.00 GE 120% / 120% 3400: 3400 / 2600Gm used (rb) ---
1 6080 $5.00 CBS 100% / 100% 3100: 3200 / 2600Gm used (rb) ---
1 6080 $5.00 RCA 100% / 100% 3000: 3000 / 2600Gm used (rb) ---
1 6080-WB $7.50 Sylvania 110% / 110% 2700: 2800 / 2600Gm used (L) ceramic base
1 6080-WA $5.00 Raytheon 90% / 90% 2600: 2600 / 2600Gm used (L) ceramic base
1 6080 $5.00 unknown 110% / 110% 2400: 2400 / 2600Gm used (L) ceramic base
1 6080-WB $5.00 Raytheon 90% / 90% 2800: 2800 / 2600Gm used (L) ceramic base - double stuff mica supports
1 6080-W $5.00 Sylvania 90% / 110% 2200: 2400 / 2600Gm used (L) ceramic base - double stuff mica supports
1 6080-WC $5.00 Raytheon 90% / 100% 2800: 2800 / 2600Gm used (L) ceramic base - double stuff mica supports
1 6080-WA $5.00 Sylvania 110% / 110% 2800: 2600 / 2600Gm used (L) ---
1 6080-WA $5.00 RCA 110% / 95% 3000: 2900 / 2600Gm used (L) metal supports
1 6080-WA $5.00 Chatham 100% / 100% 2300: 2900 / 2600Gm used (L) metal supports
1 6080 $4.00 RCA 100% / 100% 2600: 2600 / 2600Gm used (L) ---
1 6080 $4.00 Sylvania 120% / 120% 2600: 2800 / 2600Gm used (L) ---
1 6080 $4.00 unknown 110% / 120% 3200: 3100 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 110% 2600: 2600 / 2600Gm used (L) ---
1 6080 $3.00 RCA 90% / 100% 2400: 2400 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 100% 3000: 3000 / 2600Gm used (L) ---
1 6080 $3.00 unknown 90% / 95% 2900: 2700 / 2600Gm used (L) ---
1 6080 $4.00 RCA 105% / 105% 2600: 2600 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 100% 2800: 2800 / 2600Gm used (L) ---
1 6080 $4.00 unknown 130% / 120% 3000: 3000 / 2600Gm used (L) ---
1 6080 $3.00 Raytheon 90% / 100% 2400: 2800 / 2600Gm used (L) ---
1 6080 $3.00 RCA 95% / 95% 2800: 2800 / 2600Gm used (L) ---
1 6080 $3.00 GE 90% / 100% 2300: 2400 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 100% 3000: 2800 / 2600Gm used (L) ---
1 6080 $4.00 RCA 105% / 105% 3000: 3100 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 100% 3200: 3200 / 2600Gm used (L) JAN
1 6080 $4.00 RCA 100% / 100% 2200: 2600 / 2600Gm used (L) ---
1 6080 $3.00 Raytheon 95% / 95% 3000: 3000 / 2600Gm used (L) ---
1 6080 $4.00 RCA 100% / 100% 3000: 3200 / 2600Gm used (L) ---
1 6080 $4.00 unknown 120% / 120% 3400: 3200 / 2600Gm used (L) ---
1 6080 $3.00 RCA 90% / 90% 2600: 2800 / 2600Gm used (L) ---
1 6080 $4.00 Sylvania 110% / 100% 3000: 3000 / 2600Gm used (L) JAN
1 6080 $3.00 Tung-Sol 95% / 95% 3000: 3200 / 2600Gm used (L) metal supports
1 6080 $4.00 RCA 130% / 120% 3000: 2900 / 2600Gm used (L) ---
1 6080 $3.00 RCA 90% / 90% 2600: 2700 / 2600Gm used (L) ---
1 6080 $3.00 unknown 90% / 95% 2800: 2800 / 2600Gm used (L) ---
1 6080 $3.00 RCA 90% / 90% 2800: 2800 / 2600Gm used (L) ---
1 6080 $3.00 RCA 90% / 90% 2400: 2600 / 2600Gm used (L) ---
1 6080 8.00 RCA 110% / 110% 2900: 3100 / 2600Gm used (L) JAN - includes thermal fin cover
1 6146 $10.00 GE 130% 9500 / 7000 NOS (ob) (cat:tx-18)
1 6146 $10.00 GE 130% 10000 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 CBS 120% 9500 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 Raytheon 120% 8500 / 7000 NOS (ob) damaged box (cat:tx-18)
1 6146 $10.00 Raytheon 130% 9000 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 Raytheon 130% 9000 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 Raytheon 120% 8000 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 RCA 120% 9500 / 7000 NOS (OB) (cat:tx-18)
1 6146 $10.00 RCA 130% 9500 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 RCA 120% 9000 / 7000 NOS (wb) (cat:tx-18)
1 6146 $10.00 RCA 130% 8500 / 7000 NOS (OB) (cat:403-213-1)
1 6146 $10.00 Westinghouse 130% 8500 / 7000 NOS (OB) (cat:tx-18)
1 6146 $5.00 RCA 130% 8500 / 7000 used (ob) (cat:tx-18)
1 6146 $5.00 RCA 120% 7500 / 7000 used (ob) (cat:tx-18)
1 6146 $5.00 RCA 120% 9000 / 7000 used (ob) (cat:tx-18)
1 6146 $5.00 RCA 130% 9500 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 RCA 130% 9500 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 RCA 120% 8500 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 RCA 120% 9000 / 7000 used (ob) (cat:tx-18)
1 6146 $5.00 RCA 120% 9000 / 7000 used (rb) (cat:402-394-7 / tx-18)
1 6146 $5.00 RCA 120% 8500 / 7000 used (rb) (cat:402-394-3 / tx-18)
1 6146 $5.00 RCA 110% 7500 / 7000 used (rb) (cat:402-394-2 / tx-18)
1 6146 $5.00 Amperex 120% 8000 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 Tung-Sol 120% 8000 / 7000 used (ob) (cat:tx-18)
1 6146 $5.00 Amperex 110% 8500 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 RCA 100% 9000 / 7000 used (rb) (cat:tx-18)
1 6146 $5.00 RCA 120% 9000 / 7000Gm used (rb) (cat:tx-21)
1 6146 $5.00 RCA 110% 9000 / 7000Gm used (rb) (cat:tx-21)
1 6146 $5.00 RCA 100% 8000 / 7000Gm used (rb) (cat:tx-21)
1 6146 $5.00 GE 110% 8000 / 7000Gm used (rb) JAN (cat:tx-21)
1 6146 $5.00 Raytheon 100% 7500 / 7000Gm used (rb) (cat:tx-21)
1 6146 $5.00 Westinghouse 100% 8500 / 7000Gm used (rb) (cat:tx-21)
1 6146-A $5.00 Sylvania 110% 8500 / 7000Gm used (rb) (cat:tx-21)
1 6146-A $5.00 Sylvania 100% 7500 / 7000Gm used (rb) (cat:tx-21)
1 6146-A $4.00 unknown 100% 7500 / 7000Gm used (rb) (cat:tx-21)
1 6146B / 8298A $25.00 GE 130% 8000 / 7000Gm NOS (OB) (cat:tx-17)
1 6146B / 8298A $25.00 GE 120% 8000 / 7000Gm NOS (OB) (cat:tx-17)
1 8298 $10.00 Westinghouse 130% 9500 / 7000Gm used (rb) (cat:tx-17)
1 8298 $10.00 Westinghouse 120% 8000 / 7000Gm used (rb) (cat:tx-17)
1 8298 $10.00 RCA 120% 8500 / 7000Gm used (rb) (cat:tx-17)
1 8298 $10.00 RCA 120% 9000 / 7000Gm used (rb) (cat:tx-17)
1 8298 $5.00 RCA 100% 9000 / 7000Gm used (rb) (cat:tx-20)
1 8298 $3.00 RCA 90% 9000 / 7000Gm used (rb) (cat:tx-20)
1 6293 $40.00 Sylvania 120% 7500 / 4400Gm NOS (OB) (cat:tx-17)
1 6293 $40.00 Sylvania 120% 7500 / 4400Gm NOS (OB) (cat:tx-17)
1 6336-A $15.00 RCA 90% / 120% 2200: 2800 / 2600Gm used (rb) leaky 2M ohm - Graphite plates - metal supports (cat:21)
1 6336 $15.00 Chatham 90% / 100% 2400: 3400 / 2600Gm used (L) metal plates - mica supports (cat:21)
1 6336 $10.00 Chatham 100% / 70% 3400: 3000 / 2600Gm used fair (L) metal plates - mica supports (cat:21)

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, (A)=Acorn, (N)=Nuvistor, (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 Industrial, Ham Radio Transmitter and Power 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