MDB Ventures "G" Style Radio Vacuum Tubes


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MDB Ventures "G" Style Radio Tubes
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
1 25A6-G $12.00 Sylvania 110% 2800 / 2300Gm NOS (OB) (ST) ---
1 25A6-G $12.00 Sylvania 110% 2750 / 2300Gm NOS (OB) (ST) ---
1 25A6-G $12.00 Crosley by Ken-Rad 120% 3200 / 2300Gm NOS (wb) (ST) ---
1 25A6-G $12.00 GE 120% 3000 / 2300Gm NOS (OB) (ST) ---
1 25A6-G $7.50 Arcturus 100% 2700 / 2300Gm used (rb) (ST) ---
1 25A7-G $12.00 Sylvania 120% Diode: 110% 2800 / 1800Gm NOS (ob) (ST) sealed in box
1 25A7-G $12.00 Crosley by Ken-Rad 120% Diode: 110% 2500 / 1800Gm NOS (wb) (ST) gray coat
1 25A7-G $10.00 RCA 100% Diode: 110% 2500 / 1800Gm NOS (wb) (ST) clear glass
1 25A7-G $7.50 Crosley by Ken-Rad 110% Diode: 110% 2800 / 1800Gm used (wb) (ST) clear glass - broken locator pin
1 25AC5-G $15.00 Raytheon 130% 1500 / 1500Gm NOS (OB) (ST) sealed in box
1 25AC5-G $14.00 Cunningham 130% 1700 / 1000Gm NOS (OB) ---
1 25AC5-G $7.50 National Union 130% 1500 / 1500Gm used (rb) (ST) ---
1 25AC5-GT $15.00 Cunningham 125% 1500 / 1000Gm NOS (OB) sealed in box
1 25AC5-GT $15.00 National Union 120% 1500 / 1000Gm NOS (OB) damaged box - black coat
1 25B6-G $5.00 GE 120% 4800 / 4000Gm used leaky (3M ohm) (wb) (ST) black coat
1 25B6-G $4.00 RCA 120% 4000 / 4000Gm used leaky (500K ohm) (rb) (ST) black coat
1 25C6-G $12.00 Sylvania 110% 6500 / 5000Gm NOS (ob) (ST) clear glass - damaged box
1 25C6-G $12.00 National Union 120% 7000 / 5000Gm NOS (ob) (ST) clear glass
1 25C6-G $12.00 National Union 130% 7000 / 5000Gm NOS (ob) (ST) clear glass
1 25C6-G $12.00 National Union 110% 6250 / 5000Gm NOS (wb) (ST) clear glass
1 25C6-G $7.50 GE 115% 6500 / 5000Gm used (wb) (ST) black coat
1 25C6-G $7.50 Sylvania 110% 5500 / 5000Gm used (wb) (ST) clear glass
1 25C6-G $7.00 Sylvania 100% 5500 / 5000Gm used (wb) (ST) clear glass
1 25C6-G $7.00 Sylvania 100% 5000 / 5000Gm used (ob) (ST) clear glass - torn box flap
1 25C6-G $5.00 Sylvania 90% 7500 / 5000Gm used (ob) (ST) clear glass - damaged box
1 25L6-G $7.50 Hytron 120% 12000 / 8000Gm used (wb) (ST) skinny ST bulb - gray coat
1 25L6-G $7.50 Tung-Sol 90% 9000 / 8000Gm used (wb) (ST) skinny ST bulb - black coat (cat:492-192)
1 25L6-G $7.50 Arcturus 110% 9000 / 8000Gm used (wb) (ST) skinny ST bulb - gray coat
1 25L6-G $7.50 Champion 110% 11000 / 8000Gm used (wb) (ST) skinny ST bulb - gray coat
1 25L6-G $7.50 Tung-Sol 110% 8500 / 8000Gm used (rb) (ST) skinny ST bulb - black coat
1 25L6-G $7.50 Zenith 130% 12000 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 Zenith 125% 12500 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 Delco 120% 8500 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 Ken-Rad 120% 11000 / 8000Gm used (wb) (ST) fat ST bulb - black coat
1 25L6-G $7.50 Wards Super Airline 110% 8000 / 8000Gm used (rb) (ST) fat ST bulb - black coat
1 25L6-G $7.50 Super Silvertone 130% 12500 / 8000Gm used (wb) (ST) fat ST bulb - clear glass - engraved base
1 25L6-G $7.50 Super Silvertone 110% 10000 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 Raytheon 100% 9500 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 National Union 120% 9500 / 8000Gm used (wb) (ST) fat ST bulb - clear glass
1 25L6-G $7.50 unknown 130% 12500 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25L6-G $7.50 unknown 130% 11000 / 8000Gm used (wb) (ST) fat ST bulb - gray coat
1 25Z6-G $7.50 Super Silvertone 110% / 110% --- used (wb) (ST) ---
1 25Z6-G $7.00 Super Silvertone 100% / 100% --- used (wb) (ST) ---
1 25Z6-G $7.50 RCA Victor 105% / 110% --- used (wb) (ST) ---
1 25Z6-G $7.50 RCA 105% / 105% --- used (wb) (ST) ---
1 25Z6-G $7.50 Wards Super Airline 110% / 110% --- used (wb) (ST) ---
1 25Z6-G $7.00 Tung-Sol 100% / 100% --- used (wb) (ST) (cat:312-408)
1 25Z6-G $6.00 RCA 95% / 95% --- used (wb) (ST) ---
1 25Z6-G $5.00 Wards Super Airline 90% / 90% --- used (wb) (ST) ---
1 35L6-G $15.00 Zenith 140% 8500 / 4600Gm used (wb) (ST) skinny ST bulb - gray coat
1 35L6-G $15.00 Zenith 130% 6500 / 4600Gm used (wb) (ST) skinny ST bulb - gray coat
1 35Z5-G $20.00 Zenith 110% --- used (wb) (ST) ---
1 50C6-G $5.00 Delco 110% 5600 / 5000Gm NOS (OB) (ST) fat ST bulb - clear glass
1 50C6-G $5.00 RCA 110% 5600 / 5000Gm NOS (OB) (ST) fat ST bulb - clear glass
1 50C6-G $5.00 RCA 110% 5600 / 5000Gm NOS (OB) (ST) fat ST bulb - clear glass
1 50C6-G $5.00 RCA 105% 5600 / 5000Gm NOS (OB) (ST) fat ST bulb - clear glass
1 50C6-G $5.00 RCA 110% 5700 / 5000Gm NOS (ob) (ST) fat ST bulb - clear glass - damaged box
1 50C6-G $5.00 RCA 110% 5300 / 5000Gm NOS (OB) (ST) fat ST bulb - gray coat - torn box flap
1 50C6-G $5.00 Sylvania 110% 5600 / 5000Gm NOS (wb) (ST) fat ST bulb - clear glass
1 50C6-G $5.00 Sylvania 115% 5500 / 5000Gm NOS (ob) (ST) fat ST bulb - clear glass - damaged box
1 50C6-G $2.50 Raytheon 95% 5400 / 5000Gm used (ob) (ST) fat ST bulb - gray coat
1 50C6-G $2.50 Raytheon 110% 5800 / 5000Gm used (ob) (ST) fat ST bulb - clear glass
1 50L6-MG $5.00 International Servicemaster 120% 6500 / 6500Gm NOS (OB) (MG) metal-glass (cat:sr10)
1 50L6-MG $5.00 International Servicemaster 150% 8250 / 6500Gm NOS (OB) (MG) metal-glass (cat:sr10)
1 50L6-MG $5.00 International Servicemaster 140% 7500 / 6500Gm NOS (OB) (MG) metal-glass (cat:sr10)
1 50L6-MG $5.00 International Servicemaster 150% 7000 / 6500Gm NOS (OB) (MG) metal-glass (cat:sr10)
1 50L6-MG $5.00 International Servicemaster 150% 8000 / 6500Gm NOS (OB) (MG) metal-glass (cat:sr10)
1 50Z7-G $20.00 Raytheon 110% / 110% --- used (wb) (ST) ---

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, TT=Tall Tubular Style, GT=GT Style, 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 "G" Style 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
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