12by7-tube-equivalent

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12BY7 RCA Tube New (New Old Stock) Test NEW 1 Year Warranty 12BV7
12BY7 RCA Tube New (New Old Stock) Test NEW 1 Year Warranty 12BV7

$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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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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12BY7A Tube
12BY7A Tube

$24.00

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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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12BY7 Tube Various Brands 12BV7
12BY7 Tube Various Brands 12BV7

$5.45

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

$18.99

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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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Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (d)
Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (d)

$20.00

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

$9.99

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Sylvania/Philco 12BY7 (12DQ7 12BV7) Tube - Hickok 539B tests @ 10250, Min:5700
Sylvania/Philco 12BY7 (12DQ7 12BV7) Tube - Hickok 539B tests @ 10250, Min:5700

$16.50

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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 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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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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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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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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lot of 100 RCA TUBE BOX CARTON BOX FOR 12AX7 12AU7 12AT7 5687 12BH7 12AV7 12BY7
lot of 100 RCA TUBE BOX CARTON BOX FOR 12AX7 12AU7 12AT7 5687 12BH7 12AV7 12BY7

$58.87

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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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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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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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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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Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (b)
Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (b)

$15.00

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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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Toshiba Vacuum Tube 12By7A Set Of 4
Toshiba Vacuum Tube 12By7A Set Of 4

$104.99

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12BY7A Matched Pair Halo Getters Gray Glass Philco Vacuum Tubes NOS
12BY7A Matched Pair Halo Getters Gray Glass Philco Vacuum Tubes NOS

$39.60

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6AU6 12AU6 6AV6 6GK5 6BE6 12BY7 6BH6 Radio TV Tube Lot of 8
6AU6 12AU6 6AV6 6GK5 6BE6 12BY7 6BH6 Radio TV Tube Lot of 8

$4.00

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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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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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(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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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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Mixed Lot of 12BY7 Audio Radio Vacuum Tubes Lot of 12+
Mixed Lot of 12BY7 Audio Radio Vacuum Tubes Lot of 12+

$19.99

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RCA 12BV7 12BY7 12DQ7 TUBE NOS NIB Valvola Röhre Valve SINGLE S
RCA 12BV7 12BY7 12DQ7 TUBE NOS NIB Valvola Röhre Valve SINGLE S

$6.98

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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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CED P-ST9-900 VACUUM TUBE 9 PIN MINIATURE SOCKET SAVER for 12AX7 12AU7 12BY7
CED P-ST9-900 VACUUM TUBE 9 PIN MINIATURE SOCKET SAVER for 12AX7 12AU7 12BY7

$12.95

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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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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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Syl/Philco made NU 12BY7 (12DQ7 12BV7) Tube - Hickok 539B tests @ 9300, Min:5700
Syl/Philco made NU 12BY7 (12DQ7 12BV7) Tube - Hickok 539B tests @ 9300, Min:5700

$16.50

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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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RCA 12BY7 12BV7 12DQ7 TUBE NOS NIB GREY PLATE Valvola Röhre Valve SINGLE
RCA 12BY7 12BV7 12DQ7 TUBE NOS NIB GREY PLATE Valvola Röhre Valve SINGLE

$12.88

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

$12.95

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Vintage Raytheon 12BY7 Vacuum Tube Nos Tested
Vintage Raytheon 12BY7 Vacuum Tube Nos Tested

$7.59

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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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One RCA by SYLVANIA 12BY7 Tube NOS NIB Strong GM[%]: 105 AMPLITREX
One RCA by SYLVANIA 12BY7 Tube NOS NIB Strong GM[%]: 105 AMPLITREX

$15.95

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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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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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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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(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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Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (c)
Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (c)

$20.00

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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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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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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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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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VINTAGE GE 12BY7 TUBE
VINTAGE GE 12BY7 TUBE

$3.99

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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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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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LINDAL 12BY7 12BV7 TUBE NOS NIB 1960s GETTER MATCH PAIR
LINDAL 12BY7 12BV7 TUBE NOS NIB 1960s GETTER MATCH PAIR

$19.84

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12BY7 Tube Various Brands 12BV7
12BY7 Tube Various Brands 12BV7

$5.45

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

$7.00

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

$12.00

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

$45.00

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

$9.95

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12 BY 7 Vacuum Tube NOS
12 BY 7 Vacuum Tube NOS

$17.75

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Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (a)
Vintage Loctal Tube Socket Adapter Used To Replace 7V7 Tube with 12BY7 Tube (a)

$20.00

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

$8.95

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2 NOS TEKTRONIX GENERAL ELECT 12BY7 TUBES - TV-7 TESTED - MATCH PAIR - 105005300
2 NOS TEKTRONIX GENERAL ELECT 12BY7 TUBES - TV-7 TESTED - MATCH PAIR - 105005300

$24.95

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12BY7A ( EL180 ) GE Black Plates Halo Getter Tested Tube Made in USA
12BY7A ( EL180 ) GE Black Plates Halo Getter Tested Tube Made in USA

$22.13

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

$14.99

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

$22.30

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

$17.25

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

$11.99

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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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2 matched 1953 Sylvania 12BY7 Tubes - Hickok 539B tests @ 9800, 10300, Min:5700
2 matched 1953 Sylvania 12BY7 Tubes - Hickok 539B tests @ 9800, 10300, Min:5700

$42.00

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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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A pairs 12BY7A TUBES IN ORIGINAL BOX. US SYLVANIA Ring Getter Black Plates
A pairs 12BY7A TUBES IN ORIGINAL BOX. US SYLVANIA Ring Getter Black Plates

$41.69

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