12by7a-tube-equivalent

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12HG7 NOS Sylvania Zenith Various Brand Tube 12GN7 12GN7A 12BY7A
12HG7 NOS Sylvania Zenith Various Brand Tube 12GN7 12GN7A 12BY7A

$8.45

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TOSHIBA 12BY7 A TUBE SUPER SWEET TONE CHECKED TEKTRONIX
TOSHIBA 12BY7 A TUBE SUPER SWEET TONE CHECKED TEKTRONIX

$9.88

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1 RCA NOS 12BY7A Vacuum Tube O Getter Gray Plates 12by7 12bv7
1 RCA NOS 12BY7A Vacuum Tube O Getter Gray Plates 12by7 12bv7

$18.00

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Pair Sylvania 12BY7 Smoke Glass Black Plate Tubes STRONG 12BV7 12BY7
Pair Sylvania 12BY7 Smoke Glass Black Plate Tubes STRONG 12BV7 12BY7

$19.99

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12BY7 A Vintage Rad-Tel Vacuum Tube. 12BY7A.
12BY7 A Vintage Rad-Tel Vacuum Tube. 12BY7A.

$8.99

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GE 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _
GE 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _

$12.99

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(1) Tested Sylvania 12BY7A Tube Date Code AEL Sharp Cutoff Pentode 12BY7 A Tube
(1) Tested Sylvania 12BY7A Tube Date Code AEL Sharp Cutoff Pentode 12BY7 A Tube

$9.00

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GE 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _
GE 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _

$12.99

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12BY7A SYLVANIA Vacuum Tube TV-7DU Tested Guaranteed Great Audio Ham Valve 12BY7
12BY7A SYLVANIA Vacuum Tube TV-7DU Tested Guaranteed Great Audio Ham Valve 12BY7

$5.85

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12BY7/A - 100% TESTED GOOD VACUUM TUBE- TESTS STRONG
12BY7/A - 100% TESTED GOOD VACUUM TUBE- TESTS STRONG

$8.25

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(1) Tested RCA 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Vacuum Tube Orange Logo
(1) Tested RCA 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Vacuum Tube Orange Logo

$9.00

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Vintage Sylvania Electronic Vacuum Tube 12BY7A NOS With GE Vacuum Tube BOX ONLY
Vintage Sylvania Electronic Vacuum Tube 12BY7A NOS With GE Vacuum Tube BOX ONLY

$5.23

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1975 RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 10250, Min:5700
1975 RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 10250, Min:5700

$15.50

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12BY7A Tube
12BY7A Tube

$24.00

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RCA NOS Pair 12BY7A Vacuum Tube Horseshoe D Getter Black Plates
RCA NOS Pair 12BY7A Vacuum Tube Horseshoe D Getter Black Plates

$36.00

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NOS 12BY7 12by7a Westinghouse Audio Vacuum Tube vintage audio radio amplifier
NOS 12BY7 12by7a Westinghouse Audio Vacuum Tube vintage audio radio amplifier

$40.50

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Sylvania 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _
Sylvania 12BY7A 12BV7 12DQ7 Audio Vacuum Tube Black Plates Halo Getter NOS NIB _

$15.50

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(1) Tested Realistic 12BV7/12BY7A Tube with Box Gold Pin 12BV7 12BY7 A Japan
(1) Tested Realistic 12BV7/12BY7A Tube with Box Gold Pin 12BV7 12BY7 A Japan

$15.00

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Vacuum Tube 12BY7A/12BV7/12DQ7 NOS/NOS or Near NOS Testing Hickok Tested 1x
Vacuum Tube 12BY7A/12BV7/12DQ7 NOS/NOS or Near NOS Testing Hickok Tested 1x

$12.99

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12BY7A An RCA 7054 Vacuum Tube. Branded Motorola.
12BY7A An RCA 7054 Vacuum Tube. Branded Motorola.

$5.99

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(1) Tested Philco 12BY7A Tube Date Code 0-31 Sharp Cutoff Pentode 12BY7 A Tube
(1) Tested Philco 12BY7A Tube Date Code 0-31 Sharp Cutoff Pentode 12BY7 A Tube

$9.00

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8077/7054 An RCA Vacuum Tube. 12BY7A.
8077/7054 An RCA Vacuum Tube. 12BY7A.

$9.99

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Realistic Matsushita 12BY7A Vacuum Tube, Japan, Amplitrex Tested 106% GM
Realistic Matsushita 12BY7A Vacuum Tube, Japan, Amplitrex Tested 106% GM

$5.00

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Amperex 12BY7A 12BV7 12DQ7 Valve Tube NOS TESTED NEW MINT
Amperex 12BY7A 12BV7 12DQ7 Valve Tube NOS TESTED NEW MINT

$25.58

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1 Excellent RCA 7054 Tube NOS NIB 12BY7A w/o Heater Center Tap TV-7 Results
1 Excellent RCA 7054 Tube NOS NIB 12BY7A w/o Heater Center Tap TV-7 Results

$9.95

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3pcs Sylvania 12BY7 Smoke Glass Black Plate Tubes STRONG 12BV7 12BY7A
3pcs Sylvania 12BY7 Smoke Glass Black Plate Tubes STRONG 12BV7 12BY7A

$19.99

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Sylvania 12BY7A 12BV7 12DQ7 Label Motorola NOS NIB Life Test Excellent Tube
Sylvania 12BY7A 12BV7 12DQ7 Label Motorola NOS NIB Life Test Excellent Tube

$14.45

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NOS NIB new Sylvania USA 12BY7A / 12BV7 gray glass vacuum tube, tests new
NOS NIB new Sylvania USA 12BY7A / 12BV7 gray glass vacuum tube, tests new

$7.99

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NOS PAIR CBS 12BY7A VACUUM TUBE - MATCHED - GRAY WRAPPED Glass
NOS PAIR CBS 12BY7A VACUUM TUBE - MATCHED - GRAY WRAPPED Glass

$72.00

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Lot 10 SYLVANIA/CBS Electronic Tubes w BOXES 4JH6, 5CZ5, 12BH7A, 5AT8 Etc
Lot 10 SYLVANIA/CBS Electronic Tubes w BOXES 4JH6, 5CZ5, 12BH7A, 5AT8 Etc

$30.00

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1957 RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 11250, Min:5700
1957 RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 11250, Min:5700

$18.95

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TV-7 TESTED GOOD 53/46 CURTIS MATHIS 12BY7A RADIO VACUUM TUBE TYPE 12BY7A/12DQ7
TV-7 TESTED GOOD 53/46 CURTIS MATHIS 12BY7A RADIO VACUUM TUBE TYPE 12BY7A/12DQ7

$7.88

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(1) Tested Unbranded 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Tube
(1) Tested Unbranded 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Tube

$9.00

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A VINTAGE 12BY7A/12BV7/12DQ7 NOS/NIB VACUUM TUBE VARIOUS BRANDS!!!
A VINTAGE 12BY7A/12BV7/12DQ7 NOS/NIB VACUUM TUBE VARIOUS BRANDS!!!

$18.95

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Matched Pair 12BY7A/12BV7/12DQ7 Amperex NOS Vacuum Tubes, Triplt 3444 Test 136%+
Matched Pair 12BY7A/12BV7/12DQ7 Amperex NOS Vacuum Tubes, Triplt 3444 Test 136%+

$32.95

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12BY7A TUBES - LOT OF (7) VINTAGE TUBES - MIXED BRANDS - UNTESTED - LOOK!
12BY7A TUBES - LOT OF (7) VINTAGE TUBES - MIXED BRANDS - UNTESTED - LOOK!

$47.00

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NOS Sylvania - PhilipsECG 12BY7A / 12BV7 / 12DQ7 Vacuum tube
NOS Sylvania - PhilipsECG 12BY7A / 12BV7 / 12DQ7 Vacuum tube

$18.99

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1pc (One) Sylvania 12BY7A 12BV7 12DQ7 Same Date NOS NIB Life Test Excellent Tube
1pc (One) Sylvania 12BY7A 12BV7 12DQ7 Same Date NOS NIB Life Test Excellent Tube

$14.45

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12BY7A Tube Matched Sylvania 2 Tubes NOS 12GN7 12GN7A 12BY7 12HG7
12BY7A Tube Matched Sylvania 2 Tubes NOS 12GN7 12GN7A 12BY7 12HG7

$32.45

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1pc (One) Sylvania 12BY7A 12BV7 12DQ7 Same Date NOS NIB Life Test Excellent Tube
1pc (One) Sylvania 12BY7A 12BV7 12DQ7 Same Date NOS NIB Life Test Excellent Tube

$14.45

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12BY7A 12BV7 12DQ7 NOS RCA radio amplifier audio vacuum tubes 4 valves tested
12BY7A 12BV7 12DQ7 NOS RCA radio amplifier audio vacuum tubes 4 valves tested

$56.99

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1- 12BY7A Vacuum Tubes Tested Mixed Brands RCA GE Etc. Loc. Stock Qty Avail
1- 12BY7A Vacuum Tubes Tested Mixed Brands RCA GE Etc. Loc. Stock Qty Avail

$2.39

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Matched Pair 12BY7A GE NOS Vacuum Tubes, Tektronix , TV-7D/U tested
Matched Pair 12BY7A GE NOS Vacuum Tubes, Tektronix , TV-7D/U tested

$49.99

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VINTAGE TRIO WESTINGHOUSE 12BY7A AMP TUBES CLEAN
VINTAGE TRIO WESTINGHOUSE 12BY7A AMP TUBES CLEAN

$45.00

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(1) Tested Olympic 12BY7A Tube Date Code K3E Sharp Cutoff Pentode 12BY7 A Tube
(1) Tested Olympic 12BY7A Tube Date Code K3E Sharp Cutoff Pentode 12BY7 A Tube

$9.00

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Allied Vacuum Tube / 12BY7A 12BV7 / Y08 / KT
Allied Vacuum Tube / 12BY7A 12BV7 / Y08 / KT

$12.95

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2 Sylvania 12BY7A Tubes Halo Getter NOS/NIB Free Shipping
2 Sylvania 12BY7A Tubes Halo Getter NOS/NIB Free Shipping

$24.95

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Vintage General Electric 12BY7A/12BV7/12DQ7 ELECTRONIC TUBE with box untested OS
Vintage General Electric 12BY7A/12BV7/12DQ7 ELECTRONIC TUBE with box untested OS

$9.00

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Pro Comm 12BV7/12DQ7/12BY7A Vacuum Tube TESTED With Box *Single Unit*
Pro Comm 12BV7/12DQ7/12BY7A Vacuum Tube TESTED With Box *Single Unit*

$3.07

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RCA 12BY7A AUDIO VACUUM TUBE TESTED VINTAGE TOP DISC GETTER A686.C
RCA 12BY7A AUDIO VACUUM TUBE TESTED VINTAGE TOP DISC GETTER A686.C

$11.00

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Lot of 4 12BY7A Vacuum Tubes - Arvin, Matsushita Untested
Lot of 4 12BY7A Vacuum Tubes - Arvin, Matsushita Untested

$14.99

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12BY7A radio audio ham tv television amp amplifier valve Vacuum Tube tested
12BY7A radio audio ham tv television amp amplifier valve Vacuum Tube tested

$3.00

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Sylvania made RCA 12BY7A 12DQ7 12BV7 Tube - Hickok 539B tests @ 10750, Min:5700
Sylvania made RCA 12BY7A 12DQ7 12BV7 Tube - Hickok 539B tests @ 10750, Min:5700

$16.50

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One Excellent TUNG-SOL 12BY7A Tube NOS NIB GM[%]: 105 EM[%]: 101 AMPLITREX
One Excellent TUNG-SOL 12BY7A Tube NOS NIB GM[%]: 105 EM[%]: 101 AMPLITREX

$17.95

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1950s RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 9800, Min:5700
1950s RCA 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 9800, Min:5700

$18.95

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1 Excellent GE 7054 Tube NOS NIB 12BY7A w/o Heater Center Tap TV-7 Results
1 Excellent GE 7054 Tube NOS NIB 12BY7A w/o Heater Center Tap TV-7 Results

$9.95

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New Unused Raytheon 12BY7A Driver / Old Vintage Ham Radio Tube Yaesu Transmitter
New Unused Raytheon 12BY7A Driver / Old Vintage Ham Radio Tube Yaesu Transmitter

$4.00

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Motorola 12BY7A / 12BV7 / 12DQ7 Vacuum Tube Tested
Motorola 12BY7A / 12BV7 / 12DQ7 Vacuum Tube Tested

$12.00

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Zenith Tube / 12BY7A 12BV7 12DQ7 / 79-30 343 / KT
Zenith Tube / 12BY7A 12BV7 12DQ7 / 79-30 343 / KT

$9.95

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12BY7A Electronic TUBE Set Of 2 By General Electric And Silver tone In Boxes
12BY7A Electronic TUBE Set Of 2 By General Electric And Silver tone In Boxes

$27.95

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Three MOTOROLA 12BY7A Tubes NOS NIB Match Construction TV-7 Test Results
Three MOTOROLA 12BY7A Tubes NOS NIB Match Construction TV-7 Test Results

$35.95

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Vintage RCA 12BY7A Tube Nos Tested
Vintage RCA 12BY7A Tube Nos Tested

$11.99

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12BY7A tubes arcturus pair
12BY7A tubes arcturus pair

$30.00

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(1) Tested RCA 12BY7A Tube Orange Logo Sharp Cutoff Pentode 12BY7 A Vacuum Tube
(1) Tested RCA 12BY7A Tube Orange Logo Sharp Cutoff Pentode 12BY7 A Vacuum Tube

$9.00

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12BY7A Radio Tube Sylvania Sharp Cutoff Pentode
12BY7A Radio Tube Sylvania Sharp Cutoff Pentode

$8.95

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Sylvania 12BY7A Vacuum tube - $ Back If Problem
Sylvania 12BY7A Vacuum tube - $ Back If Problem

$17.25

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Pair 12BY7A Raytheon NOS same code Vacuum Tubes, B&K 747B Tested - will combine
Pair 12BY7A Raytheon NOS same code Vacuum Tubes, B&K 747B Tested - will combine

$27.95

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3 x 12BY7A RCA Tubes *NOS*NIB* 1957*#2
3 x 12BY7A RCA Tubes *NOS*NIB* 1957*#2

$50.00

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Vtg. Sylvania Electronic Tube 12BY7A
Vtg. Sylvania Electronic Tube 12BY7A

$7.00

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One Unknown Brand Vintage Tested 12BY7A Vacuum Tube
One Unknown Brand Vintage Tested 12BY7A Vacuum Tube

$4.99

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New PROCOMM 12BY7A/ 12BV7 Vacuum/ Electron Tube NOS UNTESTED
New PROCOMM 12BY7A/ 12BV7 Vacuum/ Electron Tube NOS UNTESTED

$10.00

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RCA 12BY7 A TUBE SUPER SWEET TONE MATCH PAIR CHECKED TEKTRONIX TONE
RCA 12BY7 A TUBE SUPER SWEET TONE MATCH PAIR CHECKED TEKTRONIX TONE

$37.84

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Pair NOS 12BY7A Sylvania & Tung-Sol Audio Vacuum Tubes Tested
Pair NOS 12BY7A Sylvania & Tung-Sol Audio Vacuum Tubes Tested

$34.79

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LOT Of (4) (3) 12BY7A (1) 12BY7 Vacuum Tubes
LOT Of (4) (3) 12BY7A (1) 12BY7 Vacuum Tubes

$15.00

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Electron Tube- 12BY7A Lot of 7
Electron Tube- 12BY7A Lot of 7

$25.95

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VINTAGE PAIR RCA RAYTHEON 12BY7A AMP TUBES
VINTAGE PAIR RCA RAYTHEON 12BY7A AMP TUBES

$25.00

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GE 12BY7A / 12BV7 / 12DQ7 Vacuum Tube Tested
GE 12BY7A / 12BV7 / 12DQ7 Vacuum Tube Tested

$12.00

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3X RCA 12BY7A / 12BY7 / 12DQ7 VACUUM TUBE
3X RCA 12BY7A / 12BY7 / 12DQ7 VACUUM TUBE

$22.30

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(1) Tung-sol 12BY7A 12bv7 NOS NIB Vacuum Tube Black Plates HICKOK TESTED
(1) Tung-sol 12BY7A 12bv7 NOS NIB Vacuum Tube Black Plates HICKOK TESTED

$10.00

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2 matched 1960s Sylvania 12BY7A Tubes- Hickok 539B tests@ 11250, 11750, Min:5700
2 matched 1960s Sylvania 12BY7A Tubes- Hickok 539B tests@ 11250, 11750, Min:5700

$40.00

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Sylvania 12BY7A 12BV7 12DQ7 NOS NIB Life Test Excellent Emission Over 100% Tube
Sylvania 12BY7A 12BV7 12DQ7 NOS NIB Life Test Excellent Emission Over 100% Tube

$14.45

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1 x 12BY7A TungSol(USA) Tube*Black Plate* 9900 uhmos
1 x 12BY7A TungSol(USA) Tube*Black Plate* 9900 uhmos

$15.99

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1 NOS TUNGSOL 12BY7 12by7a Horseshoe D Black Plate VINTAGE RADIO Audio Tube
1 NOS TUNGSOL 12BY7 12by7a Horseshoe D Black Plate VINTAGE RADIO Audio Tube

$18.00

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8 NOS Vacuum Tubes Untested GE 12BE6 12BY7A 12BN6 12BF6 Ray. 12BE6 TungSol 12BZ
8 NOS Vacuum Tubes Untested GE 12BE6 12BY7A 12BN6 12BF6 Ray. 12BE6 TungSol 12BZ

$22.00

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NOS Pair Philco Black Plate 12BY7A Tubes-Grey Glass
NOS Pair Philco Black Plate 12BY7A Tubes-Grey Glass

$34.75

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One PHILCO 12BV7 12BY7A Tube NOS NIB GM[%]: 95 EM[%]: 103 AMPLITREX
One PHILCO 12BV7 12BY7A Tube NOS NIB GM[%]: 95 EM[%]: 103 AMPLITREX

$12.95

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GE 12BY7A 12DQ7 12BV7 Tube - Hickok 539B tests @ 12500, Min:5700
GE 12BY7A 12DQ7 12BV7 Tube - Hickok 539B tests @ 12500, Min:5700

$17.50

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12BY7A 12BV7 NOS Raytheon radio amplifier audio vacuum tubes 2 valves tested
12BY7A 12BV7 NOS Raytheon radio amplifier audio vacuum tubes 2 valves tested

$27.49

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Assorted Brands 12BY7A 12BY7 Vacuum Tubes Tested Used Good Lot Of 5
Assorted Brands 12BY7A 12BY7 Vacuum Tubes Tested Used Good Lot Of 5

$16.20

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Pair 12BY7A RCA NOS Vacuum Tubes, B&K 747B Tested - will combine shipping
Pair 12BY7A RCA NOS Vacuum Tubes, B&K 747B Tested - will combine shipping

$29.95

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1956 GE 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 10000, Min:5700
1956 GE 12BY7A (12DQ7 12BV7) Tube - Hickok 539B tests @ 10000, Min:5700

$17.50

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Lot of 21 12BY7A 6BK7B 6BQ7A 6C4 6AU6 6J6A 6AK5 6AL5 12AU6 6S4A 6BA6 Radio Tubes
Lot of 21 12BY7A 6BK7B 6BQ7A 6C4 6AU6 6J6A 6AK5 6AL5 12AU6 6S4A 6BA6 Radio Tubes

$4.95

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12BY7 Westinghouse radio amplifier vintage audio vacuum tube valve 12BY7A 12DQ7
12BY7 Westinghouse radio amplifier vintage audio vacuum tube valve 12BY7A 12DQ7

$7.99

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12BY7 Westinghouse radio amplifier vintage audio vacuum tube valve 12BY7A 12DQ7
12BY7 Westinghouse radio amplifier vintage audio vacuum tube valve 12BY7A 12DQ7

$7.49

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Lot of 4 Vintage USED 12BY7A Vacuum Tubes...Tested GOOD
Lot of 4 Vintage USED 12BY7A Vacuum Tubes...Tested GOOD

$15.99

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12BY7A GE Vacuum Tube NOS/Open Box Tested GOOD on Hickok 539B
12BY7A GE Vacuum Tube NOS/Open Box Tested GOOD on Hickok 539B

$9.50

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Vintage RCA 12BY7A Tube Nos Tested
Vintage RCA 12BY7A Tube Nos Tested

$5.99

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RCA NOS 12BY7A Vacuum Tube Tested
RCA NOS 12BY7A Vacuum Tube Tested

$18.00

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8077 / 7054 NOS Tube - Vintage Radio VACUUM TUBE (12by7a Short Bottle Mil Spec)
8077 / 7054 NOS Tube - Vintage Radio VACUUM TUBE (12by7a Short Bottle Mil Spec)

$40.50

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VTG Lot of 10 + 2 Unknown Radio Tubes RCA Untested 6AL5 6CU8 6BJ6 12BY7A 6AW8A
VTG Lot of 10 + 2 Unknown Radio Tubes RCA Untested 6AL5 6CU8 6BJ6 12BY7A 6AW8A

$41.99

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