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VINTAGE IBM VACUUM TUBE COMPUTER PLUG-IN MODULE IN-503, 1950'S, IBM 604
VINTAGE IBM VACUUM TUBE COMPUTER PLUG-IN MODULE IN-503, 1950'S, IBM 604

$75.00

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1 Telefunken Computer Branded 12AX7 ECC83 West Germany Tube TV-7 Tested STRONG
1 Telefunken Computer Branded 12AX7 ECC83 West Germany Tube TV-7 Tested STRONG

$60.00

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Vacuum Tube Patent Wall Art Poster, Canvas or Framed Vacuum Tube Wall Art
Vacuum Tube Patent Wall Art Poster, Canvas or Framed Vacuum Tube Wall Art

$19.95

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BYRON E. Phelps 1st Computer Tube Vacuum Ibm604
BYRON E. Phelps 1st Computer Tube Vacuum Ibm604

$4999.99

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12AU7 Tung Sol for Cap Computer Audio Receiver Vacuum Tubes Tested Pair
12AU7 Tung Sol for Cap Computer Audio Receiver Vacuum Tubes Tested Pair

$24.99

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1965 Amperex USA 6922 Gold Pin *Amplitrex Tested* 7L9/*5H
1965 Amperex USA 6922 Gold Pin *Amplitrex Tested* 7L9/*5H

$55.00

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RHINO AUDIO VA1 Vacuum Tube Headphone Amplifier /NEW /audiophile DARKVOICE 336SE
RHINO AUDIO VA1 Vacuum Tube Headphone Amplifier /NEW /audiophile DARKVOICE 336SE

$245.00

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1950 IBM computer vacuum tube art Electronics At Work vintage print ad
1950 IBM computer vacuum tube art Electronics At Work vintage print ad

$8.09

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Vintage Singer Friden EC 1117A Vacuum Fluorescent Desktop Electronic Calculator
Vintage Singer Friden EC 1117A Vacuum Fluorescent Desktop Electronic Calculator

$249.95

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NOS LORENZ EM84 6FG6 INDICATOR TUBE WEST GERMAN VISUAL MAGIC EYE DIGITAL TESTED!
NOS LORENZ EM84 6FG6 INDICATOR TUBE WEST GERMAN VISUAL MAGIC EYE DIGITAL TESTED!

$40.45

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5964 NOS vacuum tube RCA (Computer rated 6J6) dual triode
5964 NOS vacuum tube RCA (Computer rated 6J6) dual triode

$3.50

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5915 RCA Pentagrid Vacuum Tube - NOS - Computer/RF Apps Hickock 539B Tested Good
5915 RCA Pentagrid Vacuum Tube - NOS - Computer/RF Apps Hickock 539B Tested Good

$4.75

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GAP/R Computer Tube 12AT7/ECC81 Dual Triode Guitar Amp. Audio Vacuum Tube Valve-
GAP/R Computer Tube 12AT7/ECC81 Dual Triode Guitar Amp. Audio Vacuum Tube Valve-

$90.00

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5 Vintage RCA 5965 Noval Double Triode For Computer Circuits Audio Vacuum Tube V
5 Vintage RCA 5965 Noval Double Triode For Computer Circuits Audio Vacuum Tube V

$306.00

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Metro DATAVAC 3 MDV-3TA Toner Vacuum Blower Kit Computer Electronic Office
Metro DATAVAC 3 MDV-3TA Toner Vacuum Blower Kit Computer Electronic Office

$299.99

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GAP/R Computer Tube 12AT7/ECC81 Dual Triode Guitar Amp. Audio Vacuum Tube Valve-
GAP/R Computer Tube 12AT7/ECC81 Dual Triode Guitar Amp. Audio Vacuum Tube Valve-

$102.00

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1949 IBM computer vacuum tube art Releasing The Human Mind vintage print ad
1949 IBM computer vacuum tube art Releasing The Human Mind vintage print ad

$9.99

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$32.99

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6197 NOS vacuum tube RCA (Computer rated 6CL6) 7.5 watt power pentode
6197 NOS vacuum tube RCA (Computer rated 6CL6) 7.5 watt power pentode

$3.50

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HP 560A-58 One Hewlett-Packard HP Comparator Plug-In 560A-58 / Tubes / Computer
HP 560A-58 One Hewlett-Packard HP Comparator Plug-In 560A-58 / Tubes / Computer

$35.00

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Two Pairs 6550 Factory Matched Groove Tubes GT-6550C || Curve Tracer Tested
Two Pairs 6550 Factory Matched Groove Tubes GT-6550C || Curve Tracer Tested

$179.00

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5964 NOS vacuum tube Sylvania (Computer rated 6J6) dual triode
5964 NOS vacuum tube Sylvania (Computer rated 6J6) dual triode

$3.50

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3M Technician Service Vacuum, Model 497 for Electronics/Computer/Copier/Printer
3M Technician Service Vacuum, Model 497 for Electronics/Computer/Copier/Printer

$94.99

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Vintage Computer Rated (Orange Tip) 6AQ6 Triode Dual Diode Vacuum Tube, Tested!
Vintage Computer Rated (Orange Tip) 6AQ6 Triode Dual Diode Vacuum Tube, Tested!

$5.00

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NOS NIB GEC 7735A Industrial Electron Tube Lot A
NOS NIB GEC 7735A Industrial Electron Tube Lot A

$20.23

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1964 Siemens 6922 ECC88 *Amplitrex Tested NOS* E88CC
1964 Siemens 6922 ECC88 *Amplitrex Tested NOS* E88CC

$60.00

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Vintage Computer Rated (Orange Tip) 6AQ5 Beam Power Output Vacuum Tubes,Tested!
Vintage Computer Rated (Orange Tip) 6AQ5 Beam Power Output Vacuum Tubes,Tested!

$10.00

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Regal 5965/12AV7 Twin Triode High Speed Digital Computer Audio Vacuum Tube Valve
Regal 5965/12AV7 Twin Triode High Speed Digital Computer Audio Vacuum Tube Valve

$48.00

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4 Vintage CBS 6136/6AU6WA High-rel Computer Pentode Audio Vacuum Tube Valve- Ban
4 Vintage CBS 6136/6AU6WA High-rel Computer Pentode Audio Vacuum Tube Valve- Ban

$336.00

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MERCHANTEK CO2 LASER ABLATION SYSTEM LA-ICP-MS Spectroscopy EO GEOLASE-NEW WAVE
MERCHANTEK CO2 LASER ABLATION SYSTEM LA-ICP-MS Spectroscopy EO GEOLASE-NEW WAVE

$1000.00

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5 Vintage Tung-Sol 5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Va
5 Vintage Tung-Sol 5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Va

$126.00

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5 Vintage General Electric 6485 Dual-Control Computer Pentode Audio Vacuum Tube
5 Vintage General Electric 6485 Dual-Control Computer Pentode Audio Vacuum Tube

$156.00

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Electric Blower Vacuum Cleaner w/Blow pipe & Dust bag for Cleaning Computer Case
Electric Blower Vacuum Cleaner w/Blow pipe & Dust bag for Cleaning Computer Case

$30.07

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Vacuum Tube Shirt Vacuum Tube Apparel Science Teacher Gift Technology Tee
Vacuum Tube Shirt Vacuum Tube Apparel Science Teacher Gift Technology Tee

$23.95

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Vintage Arcturus 5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Valv
Vintage Arcturus 5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Valv

$36.00

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JAN 6189 SYLVANIA USA DOUBLE TRIODE ELECTRON TUBE NOS = 12AU7WA ~ CV4003
JAN 6189 SYLVANIA USA DOUBLE TRIODE ELECTRON TUBE NOS = 12AU7WA ~ CV4003

$19.90

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Farnsworth Vacuum Tube Patent Wall Art Canvas Framed Poster Engineer Gifts
Farnsworth Vacuum Tube Patent Wall Art Canvas Framed Poster Engineer Gifts

$10.95

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Nobsound Mini Vacuum Tube Headphone Amplifier Best HiFi Stereo Preamp Audio Amp
Nobsound Mini Vacuum Tube Headphone Amplifier Best HiFi Stereo Preamp Audio Amp

$46.99

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GEC DVS 72E Vacuum Bottle Interrupter Tube DVS72E
GEC DVS 72E Vacuum Bottle Interrupter Tube DVS72E

$295.00

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5 Vintage Raytheon 6463/CC86E/CV5304/E86CC Twin Triode Computer Audio Vacuum Tub
5 Vintage Raytheon 6463/CC86E/CV5304/E86CC Twin Triode Computer Audio Vacuum Tub

$126.00

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Retro Yaqin SDCD3 Tube Buffer Processor
Retro Yaqin SDCD3 Tube Buffer Processor

$210.00

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Vintage Tung-Sol 5719 CV4008/SN-980 Submini computer-rated Triode Audio Vacuum T
Vintage Tung-Sol 5719 CV4008/SN-980 Submini computer-rated Triode Audio Vacuum T

$36.00

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HiFi Bluetooth 5.0 Tube Amplifier Integrated Power Amp with COAX/OPT USB Player
HiFi Bluetooth 5.0 Tube Amplifier Integrated Power Amp with COAX/OPT USB Player

$332.99

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IVL2-7/5 x 2 pcs - VFD multi-digit vacuum luminescent indicator - Tube IVL2-7/5
IVL2-7/5 x 2 pcs - VFD multi-digit vacuum luminescent indicator - Tube IVL2-7/5

$6.00

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Vintage Raytheon CK5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Va
Vintage Raytheon CK5844/CV5046 Computer Rated Double Triode Audio Vacuum Tube Va

$36.00

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USB Mini Computer Vacuum Laptop Keyboard Brush Dust Cleaning Kit PC MAC
USB Mini Computer Vacuum Laptop Keyboard Brush Dust Cleaning Kit PC MAC

$7.97

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Mini Vacuum Tube Amplifier Bluetooth 5.0 Receiver Headphone Amp Stereo Audio Amp
Mini Vacuum Tube Amplifier Bluetooth 5.0 Receiver Headphone Amp Stereo Audio Amp

$43.22

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GEC 7735A Industrial Electron Tube
GEC 7735A Industrial Electron Tube

$99.95

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Shuguang 6SN7GT Vacuum Tube NOS || Computer Curve Tracer Tested
Shuguang 6SN7GT Vacuum Tube NOS || Computer Curve Tracer Tested

$21.00

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NOS Amperex Britain 12AT7 12AT7A Matched Sections - Amplitrex AT1000 Tested
NOS Amperex Britain 12AT7 12AT7A Matched Sections - Amplitrex AT1000 Tested

$55.00

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CV287 / QS150/15 NOS vacuum tube GEC England 150 volt reference
CV287 / QS150/15 NOS vacuum tube GEC England 150 volt reference

$6.00

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Vintage 1952 GE 6SN7 6SN7GTA Side O Getter Vacuum Tube || Curve Tracer Tested
Vintage 1952 GE 6SN7 6SN7GTA Side O Getter Vacuum Tube || Curve Tracer Tested

$19.50

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1976 Computer History EDVAC IBM 360 Pilot ACE Cray-1 UNIVAC 1103 Bendix G-15 RCA
1976 Computer History EDVAC IBM 360 Pilot ACE Cray-1 UNIVAC 1103 Bendix G-15 RCA

$39.99

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Vintage Sylvania 6485/6AH6 Dual-Control Computer Pentode Audio Vacuum Tube Valve
Vintage Sylvania 6485/6AH6 Dual-Control Computer Pentode Audio Vacuum Tube Valve

$36.00

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3 Vintage Sylvania 5963/CV3900/12AU7/ECC82 Noval Twin Computer Audio Vacuum Tube
3 Vintage Sylvania 5963/CV3900/12AU7/ECC82 Noval Twin Computer Audio Vacuum Tube

$156.00

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Behringer TUBE ULTRAGAIN MIC500USB Audiophile Vacuum Tube Preamplifier
Behringer TUBE ULTRAGAIN MIC500USB Audiophile Vacuum Tube Preamplifier

$99.00

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Vintage GAP/R 12AU7/ECC82/5814 Preamp Vacuum Tube Valve- Bangybang.tube
Vintage GAP/R 12AU7/ECC82/5814 Preamp Vacuum Tube Valve- Bangybang.tube

$48.00

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Vintage POLAROID Snapshot Photo - B&W ANTIQUE Radio VACUUM TUBE Wall DISPLAY
Vintage POLAROID Snapshot Photo - B&W ANTIQUE Radio VACUUM TUBE Wall DISPLAY

$10.00

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ILC2-12/8L vfd display green nixie tube calculator Electronika MK-33 MK-35 MK-52
ILC2-12/8L vfd display green nixie tube calculator Electronika MK-33 MK-35 MK-52

$4.97

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1957 Computer Design CK721 Transistor IBM Dekatron Tube Core Memory NIXIE Clock
1957 Computer Design CK721 Transistor IBM Dekatron Tube Core Memory NIXIE Clock

$69.99

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Vintage POLAROID Snapshot Photo - B&W ANTIQUE VACUUM TUBE RADIO DISPLAY
Vintage POLAROID Snapshot Photo - B&W ANTIQUE VACUUM TUBE RADIO DISPLAY

$10.00

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VACUUM-TUBE TRAINER - RADIO - ELECTRONICS MAGAZINE, JUNE 1952
VACUUM-TUBE TRAINER - RADIO - ELECTRONICS MAGAZINE, JUNE 1952

$10.00

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6X5G CV572 GEC Black Base made in England Amplitrex Tested #2654002
6X5G CV572 GEC Black Base made in England Amplitrex Tested #2654002

$300.00

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Vintage POLAROID Snapshot Photo - B&W ANTIQUE Radio DISPLAY VACUUM TUBE Equipmnt
Vintage POLAROID Snapshot Photo - B&W ANTIQUE Radio DISPLAY VACUUM TUBE Equipmnt

$10.00

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Vintage 1958 GE 6SN7 6SN7GTB Grey Plate Rare Vacuum Tube || Curve Tracer Tested
Vintage 1958 GE 6SN7 6SN7GTB Grey Plate Rare Vacuum Tube || Curve Tracer Tested

$17.90

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5 Vintage General Electric 5844/CV5046 Computer Rated Double Triode Audio Vacuum
5 Vintage General Electric 5844/CV5046 Computer Rated Double Triode Audio Vacuum

$186.00

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TT22 KT88 GEC Triple "O" Getter Made in England AVO 160 Tested Match Pair
TT22 KT88 GEC Triple "O" Getter Made in England AVO 160 Tested Match Pair

$400.00

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1983 Hughes Aircraft Ad - Vacuum-Tube Computers
1983 Hughes Aircraft Ad - Vacuum-Tube Computers

$19.99

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Computer vacuum with light. Desktop or Laptop Cordless Batteries not included
Computer vacuum with light. Desktop or Laptop Cordless Batteries not included

$3.98

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Sylvania 5965/12AV7 Twin Triode High Speed Digital Computer Audio Vacuum Tube Va
Sylvania 5965/12AV7 Twin Triode High Speed Digital Computer Audio Vacuum Tube Va

$84.00

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Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Mini Vacuum for V3 MONO
Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Mini Vacuum for V3 MONO

$67.99

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$32.94

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Raytheon 6485/6AH6 Dual-Control Computer Pentode Audio Vacuum Tube Valve - Bangy
Raytheon 6485/6AH6 Dual-Control Computer Pentode Audio Vacuum Tube Valve - Bangy

$36.00

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Behringer MIC500USB Vacuum Tube Preamplifier Preamp 110-240V
Behringer MIC500USB Vacuum Tube Preamplifier Preamp 110-240V

$109.00

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5 Vintage RCA 6136/6AU6WA High-rel Computer Pentode Audio Vacuum Tube Valve- Ban
5 Vintage RCA 6136/6AU6WA High-rel Computer Pentode Audio Vacuum Tube Valve- Ban

$420.00

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$32.98

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TESTED. 6J1P = EF95, 6F32, 6AK5 tube VOSKHOD 1982 OLD STOCK PCS 1.
TESTED. 6J1P = EF95, 6F32, 6AK5 tube VOSKHOD 1982 OLD STOCK PCS 1.

$2.00

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Vacuum Tube Amplifiers "Tips and Tricks" Tube Amps "How To" PDF Computer CD
Vacuum Tube Amplifiers "Tips and Tricks" Tube Amps "How To" PDF Computer CD

$12.97

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$32.92

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Tube DAC AD1865N-J, R-2R with tube converter and tube oscillator DIY
Tube DAC AD1865N-J, R-2R with tube converter and tube oscillator DIY

$4400.00

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TESTED. 6J1P-E = EF95, 6F32, 6AK5 tube NOVOSIBIRSK 1964 OLD STOCK. PCS 1.
TESTED. 6J1P-E = EF95, 6F32, 6AK5 tube NOVOSIBIRSK 1964 OLD STOCK. PCS 1.

$2.50

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$36.97

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$36.97

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$36.98

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DETECTING STRAIN VACUUM TUBE - RADIO ELECTRONICS MAGAZINE, APRIL 1955
DETECTING STRAIN VACUUM TUBE - RADIO ELECTRONICS MAGAZINE, APRIL 1955

$7.95

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$32.94

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Vintage Sylvania 6AN5/CV2854/CK612 Pentode RF/Video/Computer App. Audio Vacuum T
Vintage Sylvania 6AN5/CV2854/CK612 Pentode RF/Video/Computer App. Audio Vacuum T

$36.00

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2 Vintage RCA 6AN5/CV2854/CK612 Pentode RF/Video/Computer App. Audio Vacuum Tube
2 Vintage RCA 6AN5/CV2854/CK612 Pentode RF/Video/Computer App. Audio Vacuum Tube

$72.00

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USED. Output beam tetrode 6P36S Approximate equivalen EL500 PL500 1976. PCS 1.
USED. Output beam tetrode 6P36S Approximate equivalen EL500 PL500 1976. PCS 1.

$2.00

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2 X 6211 TELEFUNKEN TUBE. 1960s PROD. GOLD PIN. MATCHED PAIR. 73. CH164
2 X 6211 TELEFUNKEN TUBE. 1960s PROD. GOLD PIN. MATCHED PAIR. 73. CH164

$451.66

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for Home Stereo System Mini Vacuum Tube Headphone Amplifier Desktop Audio Preaia
for Home Stereo System Mini Vacuum Tube Headphone Amplifier Desktop Audio Preaia

$30.07

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Old Stock Oreck XL Micro Vacuum Attachment Kit Fits ALL Vacuums 8PC IOB Computer
Old Stock Oreck XL Micro Vacuum Attachment Kit Fits ALL Vacuums 8PC IOB Computer

$22.99

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EK Japan Hybrid vacuum tube amplifier kit “cuBic kit” TU-H82
EK Japan Hybrid vacuum tube amplifier kit “cuBic kit” TU-H82

$267.19

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PJ.MIAOLAI M9 Tube Preamp Hifi Power Amplifier Bluetooth 5.0 USB Sound Card sup
PJ.MIAOLAI M9 Tube Preamp Hifi Power Amplifier Bluetooth 5.0 USB Sound Card sup

$74.10

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$41.49

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The TAB Guide to Vacuum Tube Audio: Understanding and Building Tube Amps (TAB E,
The TAB Guide to Vacuum Tube Audio: Understanding and Building Tube Amps (TAB E,

$29.99

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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System
Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

$36.97

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1971 LGP-30 ILLIAC IV Pilot ACE von Neumann DEC 338 UNIVAC HP-9100A IBM 360 7094
1971 LGP-30 ILLIAC IV Pilot ACE von Neumann DEC 338 UNIVAC HP-9100A IBM 360 7094

$39.99

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Abeden Cordless Leaf Blower2-in-1 Electric Handheld Sweeper/Vacuum with 18V 2...
Abeden Cordless Leaf Blower2-in-1 Electric Handheld Sweeper/Vacuum with 18V 2...

$106.54

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Westinghouse 5844/CV5046 Twin Triode Computer Audio Vacuum Tube Valve- Bangybang
Westinghouse 5844/CV5046 Twin Triode Computer Audio Vacuum Tube Valve- Bangybang

$36.00

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