MDB Ventures Preoctal Radio Vacuum 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 Preoctal Tubes
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
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 RCA Victor 125% 2050 / 1600Gm ST - NOS (OB) ---
1 58 $7.50 RCA Victor 120% 2100 / 1600Gm ST - NOS (OB) sealed in box
1 58 $7.50 RCA Victor 115% 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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Contact MDB Ventures
sales@mdbventures.com
or
sales@fourwater.com