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 Preoctal Tubes
Qty Avail | Tube Type | Price Each | Tube Brand | Emission Strength | Mutual Conduct | Desc | Notes
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|
1 | 58-S | $24.00 | National Union | 120% | 2250 / 1600Gm | ST - NOS (OB) | factory installed goat shield |
1 | 58-S | $20.00 | National Union | 115% | 2000 / 1600Gm | ST - used (OB) | factory installed goat shield |
1 | 58 | $15.00 | Raytheon | 120% | 1950 / 1600Gm | ST - used (wb) | engraved base - four pillar tube - no label |
1 | 58 | $8.00 | RCA Radiotron | 120% | 2150 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | RCA Radiotron | 120% | 2100 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | RCA / Cunningham | 120% | 2000 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | RCA / Cunningham | 120% | 2100 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | RCA / Cunningham | 115% | 2050 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | RCA Radiotron | 140% | 2300 / 1600Gm | ST - NOS (ob) | engraved base - in bulkpack sleave - cat:402-285 |
1 | 58 | $8.00 | RCA Radiotron | 130% | 2350 / 1600Gm | ST - NOS (ob) | engraved base - in frayed bulkpack sleave - cat:403-81 |
1 | 58 | $8.00 | Silvertone | 110% | 1900 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | Super Silvertone | 115% | 1950 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | Sparton | 120% | 1950 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | Zenith | 120% | 2000 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | Zenith | 120% | 1800 / 1600Gm | ST - NOS (wb) | engraved base |
1 | 58 | $8.00 | Sylvania | 110% | 1850 / 1600Gm | ST - NOS (OB) | engraved base |
1 | 58 | $7.50 | National Union | 120% | 2000 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | National Union | 110% | 1900 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | National Union | 130% | 2100 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | National Union | 125% | 2300 / 1600Gm | ST - NOS (OB) | --- |
1 | 58 | $7.50 | National Union | 110% | 2000 / 1600Gm | ST - NOS (OB) | --- |
1 | 58 | $7.50 | National Union | 115% | 2000 / 1600Gm | ST - NOS (OB) | --- |
1 | 58 | $7.50 | Philco | 110% | 2000 / 1600Gm | ST - NOS (OB) | --- |
1 | 58 | $7.50 | Cunningham | 125% | 2150 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 110% | 2000 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 110% | 1850 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 110% | 1850 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 120% | 1950 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 115% | 1900 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 110% | 1900 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Tung-Sol | 130% | 2150 / 1600Gm | ST - NOS (wb) | cat:403-63 |
1 | 58 | $7.50 | Delco | 120% | 2100 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Wards Super Airline | 115% | 1850 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Wards Super Airline | 120% | 1900 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | GE | 115% | 2150 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Sylvania | 120% | 2000 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Sylvania | 110% | 1850 / 1600Gm | ST - NOS (wb) | --- |
1 | 58 | $7.50 | Sylvania | 110% | 1800 / 1600Gm | ST - NOS (OB) | --- |
1 | 58 | $7.50 | CBS / Hytron | 120% | 2000 / 1600Gm | ST - NOS (wb) | torn box flap |
1 | P-58 | $7.50 | Pilot | 100% | 1650 / 1600Gm | ST - used (L) | engraved base |
1 | NU-58 | $7.50 | National Union | 130% | 2250 / 1600Gm | ST - used (L) | engraved base |
1 | NU-58 | $7.50 | National Union | 120% | 2100 / 1600Gm | ST - used (L) | engraved base |
1 | Z-58 | $7.50 | Zenith | 120% | 2100 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | Z-58 | $7.50 | Zenith | 120% | 2200 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | G-58-S | $5.00 | Majestic | 135% | 2250 / 1600Gm | ST - used (L) | engraved base - paint shield |
1 | G-58-S | $5.00 | Majestic | 120% | 1950 / 1600Gm | ST - used (L) | engraved base - paint shield |
1 | G-58-S | $5.00 | Majestic | 105% | 1750 / 1600Gm | ST - used (L) | engraved base - paint shield |
1 | G-58-S | $5.00 | Majestic | 100% | 1400 / 1600Gm | ST - used (L) | engraved base - paint shield |
1 | C-58-S | $5.00 | Columbia | 120% | 2150 / 1600Gm | ST - used (L) | engraved base - paint shield |
1 | 58 | $4.00 | RCA Radiotron | 120% | 2250 / 1600Gm | ST - used (rb) | engraved base |
1 | 58 | $4.00 | RCA Radiotron | 110% | 2100 / 1600Gm | ST - used (rb) | engraved base |
1 | 58 | $4.00 | Ken-Rad | 120% | 2150 / 1600Gm | ST - used (rb) | engraved base |
1 | 58 | $4.00 | Crosley by Ken-Rad | 120% | 2100 / 1600Gm | ST - used (rb) | engraved base |
1 | 58 | $4.00 | National Union | 130% | 2400 / 1600Gm | ST - used (rb) | engraved base (pl) |
1 | 58 | $4.00 | National Union | 120% | 2100 / 1600Gm | ST - used (L) | engraved base - cracked base (pl) |
1 | 58 | $4.00 | RCA / Cunningham | 110% | 1850 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA / Cunningham | 120% | 2200 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA Radiotron | 130% | 2400 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA Radiotron | 110% | 2100 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA Radiotron | 125% | 2050 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Tung-Sol | 130% | 2400 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 120% | 2300 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 115% | 2100 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 110% | 1800 / 1600Gm | ST - used (L) | engraved base - cat:312-19 |
1 | 58 | $4.00 | Zenith | 120% | 2100 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | 58 | $4.00 | Zenith | 115% | 1900 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Ken-Rad | 130% | 1350 / 1600Gm | ST - used (L) | engraved base - cracked base |
1 | 58 | $4.00 | Ken-Rad | 120% | 2000 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | 58 | $4.00 | Ken-Rad | 110% | 1700 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Philco | 120% | 2100 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Sylvania | 105% | 1800 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | 58 | $4.00 | Sylvania | 105% | 1900 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Sparton | 105% | 1700 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Tung-Sol | 105% | 1750 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 105% | 2000 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Zenith | 105% | 1700 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA / Cunningham | 100% | 1750 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA / Cunningham | 100% | 1650 / 1600Gm | ST - used (L) | engraved base - cat:312-216 |
1 | 58 | $4.00 | RCA / Cunningham | 100% | 1700 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | National Union | 100% | 1800 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Tung-Sol | 100% | 1850 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Sylvania | 100% | 1750 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 100% | 1600 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 100% | 1800 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Silvertone | 100% | 1750 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Triad | 100% | 1800 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Triad | 100% | 1600 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Philco | 100% | 1600 / 1600Gm | ST - used (L) | engraved base (pl) |
1 | 58 | $4.00 | Crosley by Ken-Rad | 100% | 1600 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | Ken-Rad | 100% | 1600 / 1600Gm | ST - used (L) | engraved base |
1 | 58 | $4.00 | RCA Radiotron | 120% | 2000 / 1600Gm | ST - used (rb) | --- |
1 | 58 | $4.00 | National Union | 120% | 1950 / 1600Gm | ST - used (wb) | --- |
1 | 58 | $4.00 | National Union | 110% | 1900 / 1600Gm | ST - used (ob) | --- |
1 | 58 | $4.00 | National Union | 100% | 1500 / 1600Gm | ST - used (ob) | box flap missing |
1 | 58 | $4.00 | Philco | 120% | 1950 / 1600Gm | ST - used (rb) | cat:32-261 |
1 | 58 | $4.00 | Sylvania | 110% | 1900 / 1600Gm | ST - used (rb) | --- |
1 | 58 | $4.00 | Sylvania | 120% | 1000 / 1600Gm | ST - used (rb) | --- |
1 | 58 | $4.00 | Sylvania | 120% | 1900 / 1600Gm | ST - used (rb) | --- |
1 | 58 | $4.00 | National Union | 120% | 2150 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | National Union | 110% | 1700 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | National Union | 115% | 1900 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Sylvania | 130% | 1950 / 1600Gm | ST - used (L) | cat:32-301 |
1 | 58 | $4.00 | Sylvania | 110% | 1800 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Sylvania | 110% | 1900 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Tung-Sol | 110% | 2000 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Ken-Rad | 120% | 2050 / 1600Gm | ST - used (L) | cat:32-291 |
1 | 58 | $4.00 | GE | 110% | 1600 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Wizard | 110% | 2000 / 1600Gm | ST - used (L) | cat:312-224 |
1 | 58 | $4.00 | National Union | 105% | 1800 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Tung-Sol | 105% | 1850 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | RCA Raytheon | 105% | 1700 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | RCA Victor | 105% | 1700 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Tung-Sol | 100% | 1850 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Tung-Sol | 100% | 1650 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Ken-Rad | 100% | 1600 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Ken-Rad | 100% | 1750 / 1600Gm | ST - used (L) | --- |
1 | 58 | $4.00 | Ken-Rad | 100% | 1750 / 1600Gm | ST - used (L) | --- |
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, 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 preoctal 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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