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Vintage Transformers | Surplus Network

Vintage Chicago Tube MS-90001 TF1RX16AJ002 AMS-2 Audio Line Transformer Pair
USA
Vintage Chicago Tube MS-90001...

$39.99 USD

Vintage Chicago Tube MS-90001...

$39.99 USD

Sescom Microphone Input Transformer 200/50k TR 151A 5306 Pin Config Used
USA
Sescom Microphone Input Transformer...

$39.99 USD

Sescom Microphone Input Transformer...

$39.99 USD

20-40W vacuum tube amplifier output transformer 3 & ~5-6KCT to 8 ohms etc.
USA
20-40W vacuum tube amplifier output...

$39.99 USD

20-40W vacuum tube amplifier output...

$39.99 USD

Rare 2x Western Electric Passive Equalizers Huge Transformers Daven For Tube Amp
USA
Rare 2x Western Electric Passive...

$995.00 USD

Rare 2x Western Electric Passive...

$995.00 USD

Hammond Organ Audio Output Transformers for 6V6 Tubes (4)
USA
Hammond Organ Audio Output...

$99.00 USD

Hammond Organ Audio Output...

$99.00 USD

One (1) Eico ST-70 Output Transformer - 7591 Push-Pull Hi-Fi 35 watts - Working
USA
One (1) Eico ST-70 Output Transformer...

$99.00 USD

One (1) Eico ST-70 Output Transformer...

$99.00 USD

4 HP Paeco vacuum tube amplifier power transformers removed from working scopes
USA
4 HP Paeco vacuum tube amplifier...

$99.00 USD

4 HP Paeco vacuum tube amplifier...

$99.00 USD

Vintage Dynaco A-420 Super Fidelity Output Transformers, Pair.
USA
Vintage Dynaco A-420 Super Fidelity...

$399.00 USD

Vintage Dynaco A-420 Super Fidelity...

$399.00 USD

Altec/Peerless 4722 Mic Preamp/SUT Input Transformer
USA
Altec/Peerless 4722 Mic Preamp/SUT...

$279.00 USD

Altec/Peerless 4722 Mic Preamp/SUT...

$279.00 USD

Vintage Chicago Transformer Choke RH-8200 8 hys
USA
Vintage Chicago Transformer Choke...

$30.00 USD

Vintage Chicago Transformer Choke...

$30.00 USD

Moving Coil Transformer Chassis Kit For Altec/Peerless 4722 & Other 8 Pin
USA
Moving Coil Transformer Chassis Kit...

$30.00 USD

Moving Coil Transformer Chassis Kit...

$30.00 USD

Moving Coil Transformer Chassis Kit For CineMag CM-1254 CMQEE-3440A 3440AH
USA
Moving Coil Transformer Chassis Kit...

$30.00 USD

Moving Coil Transformer Chassis Kit...

$30.00 USD

(3) Vintage Class A Filter Reactor G57-14 2 Hy @ .130ADC, 170 Ohm 2000V Test VG!
USA
(3) Vintage Class A Filter Reactor...

$30.00 USD

(3) Vintage Class A Filter Reactor...

$30.00 USD

Biamp Audio Amplifier Transformer
USA
Biamp Audio Amplifier Transformer

$8.99 USD

Biamp Audio Amplifier Transformer

$8.99 USD

MC Phono Step Up box for Altec/Peerless Transformers w/ Cinemag 3440 plug-ins
USA
MC Phono Step Up box for...

$439.00 USD

MC Phono Step Up box for...

$439.00 USD

Vintage Filament / Power Transformer Lot: RCA, UTC, Triad, Chicago, Zenith #8
USA
Vintage Filament / Power Transformer...

$25.00 USD

Vintage Filament / Power Transformer...

$25.00 USD

Vintage Transformer / Choke / Reactor Lot:Collins, Ultrasonic, Merit, G.E... #4
USA
Vintage Transformer / Choke / Reactor...

$25.00 USD

Vintage Transformer / Choke / Reactor...

$25.00 USD

10pc Miller RF IF Transformer Lot Universal 455kc
USA
10pc Miller RF IF Transformer Lot...

$25.00 USD

10pc Miller RF IF Transformer Lot...

$25.00 USD

Vintage Tube Preamp Power Transformer 300-0-300 And 6.3 Volt
USA
Vintage Tube Preamp Power Transformer...

$25.00 USD

Vintage Tube Preamp Power Transformer...

$25.00 USD

NOS Meissner IF transformer 10pc
USA
NOS Meissner IF transformer 10pc

$25.00 USD

NOS Meissner IF transformer 10pc

$25.00 USD

Audio Output Transformer Push Pull 6BQ5
USA
Audio Output Transformer Push Pull 6BQ5

$25.00 USD

Audio Output Transformer Push Pull 6BQ5

$25.00 USD

2 PAIR of UNIVERSITY SOUND MODEL 5015 IMPEDANCE MATCHING AUDIO TRANSFORMER
USA
2 PAIR of UNIVERSITY SOUND MODEL 5015...

$25.00 USD

2 PAIR of UNIVERSITY SOUND MODEL 5015...

$25.00 USD

Filament Transformer For a 3CX15000 - 3CX20000 Tube
USA
Filament Transformer For a 3CX15000 -...

$479.95 USD

Filament Transformer For a 3CX15000 -...

$479.95 USD

Toroid Audio Power Transformers for DIY Power Amplifiers PAIR
USA
Toroid Audio Power Transformers for...

$39.00 USD

Toroid Audio Power Transformers for...

$39.00 USD

silicon steel sheet EI core-66-4hole Z11/0.35
USA
silicon steel sheet EI core-66-4hole...

$8.45 USD

silicon steel sheet EI core-66-4hole...

$8.45 USD

silicon steel sheet EI core-96-4hole h14/0.35
USA
silicon steel sheet EI core-96-4hole...

$8.45 USD

silicon steel sheet EI core-96-4hole...

$8.45 USD

FISHER HiFi EL84 PP Vacuum Tube Power Transformer 700VCT (350+350)+6.3V+6.3V+5V
USA
FISHER HiFi EL84 PP Vacuum Tube Power...

$39.95 USD

FISHER HiFi EL84 PP Vacuum Tube Power...

$39.95 USD

Vintage Altec Peerless 1588A Transistor Preamp, Transformer Isolated Input
USA
Vintage Altec Peerless 1588A...

$36.99 USD

Vintage Altec Peerless 1588A...

$36.99 USD

Two Vintage Rolen Star Audio Transducer for Mounted Sound Vibration Enhancement
USA
Two Vintage Rolen Star Audio...

$35.00 USD

Two Vintage Rolen Star Audio...

$35.00 USD

VINTAGE TUBE AMP POWER TRANSFORMER 3
USA
VINTAGE TUBE AMP POWER TRANSFORMER 3

$35.00 USD

VINTAGE TUBE AMP POWER TRANSFORMER 3

$35.00 USD

GSP Surgex Next Gen Pcs 120v 15a Xg-pcs-15d AC Power Surge Protector
USA
GSP Surgex Next Gen Pcs 120v 15a...

$37.99 USD

GSP Surgex Next Gen Pcs 120v 15a...

$37.99 USD

Collins audio line to line Transformer 600 ohm to 600 ohm
USA
Collins audio line to line...

$59.99 USD

Collins audio line to line...

$59.99 USD

Vintage Microtran M12 TF4RX16YY Input Output Preamp Transformer 20-20000hz Pair
USA
Vintage Microtran M12 TF4RX16YY Input...

$59.99 USD

Vintage Microtran M12 TF4RX16YY Input...

$59.99 USD

Halldorson N-202 Varivolt Adjusting Isolation Transformer
USA
Halldorson N-202 Varivolt Adjusting...

$59.99 USD

Halldorson N-202 Varivolt Adjusting...

$59.99 USD

Tube power transformer pulled from Tektronix 310A scope for amps, preamps
USA
Tube power transformer pulled from...

$29.99 USD

Tube power transformer pulled from...

$29.99 USD

RARE VINTAGE NOS MEISSNER 16-5740 FERROCART I. F. 456 K C INPUT TRANSFORMER
USA
RARE VINTAGE NOS MEISSNER 16-5740...

$29.99 USD

RARE VINTAGE NOS MEISSNER 16-5740...

$29.99 USD

Dynaco MKiii (PAIR) Mono Block Transformers and Chokes
USA
Dynaco MKiii (PAIR) Mono Block...

$945.99 USD

Dynaco MKiii (PAIR) Mono Block...

$945.99 USD

Beyer Dynamic TR/BV 351 015 006 input Mic Microphone Transformer Bozak mixer
USA
Beyer Dynamic TR/BV 351 015 006 input...

$75.00 USD

Beyer Dynamic TR/BV 351 015 006 input...

$75.00 USD

NIB vintage Stancor PM-8401 Transformer 117V : 235-0-235V DC w/6.3V filament tap
USA
NIB vintage Stancor PM-8401...

$75.00 USD

NIB vintage Stancor PM-8401...

$75.00 USD

BEYER BV351 001 001 AUDIOPHILE/STUDIO 1:1 LINE AUDIO TRANSFORMER
USA
BEYER BV351 001 001 ...

$50.00 USD

BEYER BV351 001 001 ...

$50.00 USD

Tube And Transistor Power Supply, Custom Built For UC Berkeley Engineering Lab
USA
Tube And Transistor Power Supply,...

$50.00 USD

Tube And Transistor Power Supply,...

$50.00 USD

UTC Type A-18 Audio Transformer, Early Style, Nice
USA
UTC Type A-18 Audio Transformer,...

$80.00 USD

UTC Type A-18 Audio Transformer,...

$80.00 USD

PAIR of OT15PP-HF-8KUL HiFi Push Pull Output Transformers
USA
PAIR of OT15PP-HF-8KUL HiFi Push...

$159.95 USD

PAIR of OT15PP-HF-8KUL HiFi Push...

$159.95 USD

PAIR of OT15PP-HF-6K6UL HiFi Push Pull Output Transformers
USA
PAIR of OT15PP-HF-6K6UL HiFi Push...

$159.95 USD

PAIR of OT15PP-HF-6K6UL HiFi Push...

$159.95 USD

10pcs/pack 600 : 600 Ohm 1:1 EI14 Isolation Transformer Audio Transformers N207
USA
10pcs/pack 600 : 600 Ohm 1:1 EI14...

$9.30 USD

10pcs/pack 600 : 600 Ohm 1:1 EI14...

$9.30 USD

Power Transformers Small Lot of 2
USA
Power Transformers Small Lot of 2

$15.00 USD

Power Transformers Small Lot of 2

$15.00 USD

Vintage Chicago Transformer 138139
USA
Vintage Chicago Transformer 138139

$15.00 USD

Vintage Chicago Transformer 138139

$15.00 USD

New Old Stock - Assorted 30lb+ Lot of Transformers For Audio Electronics
USA
New Old Stock - Assorted 30lb+ Lot of...

$24.99 USD

New Old Stock - Assorted 30lb+ Lot of...

$24.99 USD

Edcor XSM 10K/10K Line Matching Transformers - In Perfect Working Order
USA
Edcor XSM 10K/10K Line Matching...

$23.00 USD

Edcor XSM 10K/10K Line Matching...

$23.00 USD

Vintage Hammond Tube Power Supply - Transformer/Choke from Tone Cabinet
USA
Vintage Hammond Tube Power Supply -...

$40.00 USD

Vintage Hammond Tube Power Supply -...

$40.00 USD

Vintage Chicago Transformer Power Transformer CTC 17695, Motorola 225D1003
USA
Vintage Chicago Transformer Power...

$40.00 USD

Vintage Chicago Transformer Power...

$40.00 USD

TRANSFORMER AUDIO OUTPUT P-P 6L6 to 8/16 ohm from BOGEN DB-20DF T295-2
USA
TRANSFORMER AUDIO OUTPUT P-P 6L6 to...

$40.00 USD

TRANSFORMER AUDIO OUTPUT P-P 6L6 to...

$40.00 USD

STANCOR POWER TRANSFORMER # PA-8421
USA
STANCOR POWER TRANSFORMER # PA-8421

$18.00 USD

STANCOR POWER TRANSFORMER # PA-8421

$18.00 USD

3 NOS THORDARSON items WC-16 width and linearity 26a02 transformer
USA
3 NOS THORDARSON items WC-16 width...

$18.00 USD

3 NOS THORDARSON items WC-16 width...

$18.00 USD

Radio Shack Miniature Audio Output Transformer 273-1380 1k ohm to 8 ohm matching
USA
Radio Shack Miniature Audio Output...

$18.00 USD

Radio Shack Miniature Audio Output...

$18.00 USD

Tube Transformer End Bells - Dynaco MK III Covers - Multiple Pairs
USA
Tube Transformer End Bells - Dynaco...

$15.95 USD

Tube Transformer End Bells - Dynaco...

$15.95 USD

OT12PP-Special- PushPull Output transformer 6K6/8K to 2/4/8 ohm (15VA)
USA
OT12PP-Special- PushPull Output...

$25.95 USD

OT12PP-Special- PushPull Output...

$25.95 USD

VINTAGE MELCOR 1731 DISCRETE OP AMP. PREDECESSOR TO API 2520
USA
VINTAGE MELCOR 1731 DISCRETE OP AMP....

$185.00 USD

VINTAGE MELCOR 1731 DISCRETE OP AMP....

$185.00 USD

1 western electric 144B tube socket for 310A 328A 309A or other for DIY
USA
1 western electric 144B tube...

$9.99 USD

1 western electric 144B tube...

$9.99 USD

Dynaco Tube Output / Power Transformer End Bells - Covers - PAIR 464003 - Set 1
USA
Dynaco Tube Output / Power...

$14.95 USD

Dynaco Tube Output / Power...

$14.95 USD

Dynaco Tube Output / Power Transformer End Bells - Covers - PAIR 454216
USA
Dynaco Tube Output / Power...

$14.95 USD

Dynaco Tube Output / Power...

$14.95 USD

2 Vintage Triad A-40j Interstage Transformers Pir 15k Sec 80k 12au7 6sn7 Tubes
USA
2 Vintage Triad A-40j Interstage...

$229.99 USD

2 Vintage Triad A-40j Interstage...

$229.99 USD

NOS VINTAGE RARE RCA 214T1 OUTPUT AUDIO TRANSFORMER FOR 6L6, 6F6 TUBE AMPLIFIER
USA
NOS VINTAGE RARE RCA 214T1 OUTPUT...

$229.99 USD

NOS VINTAGE RARE RCA 214T1 OUTPUT...

$229.99 USD

Moving Coil Phono Step Up box for Altec/Peerless Transformers 4665 etc MC SUT
USA
Moving Coil Phono Step Up box for...

$159.00 USD

Moving Coil Phono Step Up box for...

$159.00 USD

Vintage Sescom Transformers — Lot of (4) Pairs — TESTED — FREE SHIPPING!!
USA
Vintage Sescom Transformers — Lot...

$140.00 USD

Vintage Sescom Transformers — Lot...

$140.00 USD

(1) Unused United Transformer Company UTC A-18 Audio Transformer
USA
(1) Unused United Transformer...

$89.99 USD

(1) Unused United Transformer...

$89.99 USD

Stancor Chicago Standard Transformer Corp. PC8410 Power Transformer 360-0-360
USA
Stancor Chicago Standard Transformer...

$60.00 USD

Stancor Chicago Standard Transformer...

$60.00 USD

UTC S-34 Transformer Swinging Reactor Choke 4/20hy / 300ma / 100 ohm 4000v
USA
UTC S-34 Transformer Swinging Reactor...

$60.00 USD

UTC S-34 Transformer Swinging Reactor...

$60.00 USD

BEYER BV351 015 006 Microphone Transformer
USA
BEYER BV351 015 006 Microphone...

$79.69 USD

BEYER BV351 015 006 Microphone...

$79.69 USD

Famed BO-14 100 watt Super Range Output Transformer Chicago Standard Trans. Co
USA
Famed BO-14 100 watt Super Range ...

$899.00 USD

Famed BO-14 100 watt Super Range ...

$899.00 USD

Pair of Gardners No. MU. 7524 Input Transformers 1960s Neve (UK-manufactured)
USA
Pair of Gardners No. MU. 7524 Input...

$700.00 USD

Pair of Gardners No. MU. 7524 Input...

$700.00 USD

Output Transformer Pair Single Ended Tube 6bq5 Japan
USA
Output Transformer Pair Single Ended...

$95.00 USD

Output Transformer Pair Single Ended...

$95.00 USD

OT10SE HC87 Single Ended Output Transformer 12VA 5K,7Kohm:4/8/16 60mA
USA
OT10SE HC87 Single Ended Output...

$36.95 USD

OT10SE HC87 Single Ended Output...

$36.95 USD

TR-202 #394705 6L6 5881 KT66 Push Pull Vacuum Tube 30 watt Output Transformer
USA
TR-202 #394705 6L6 5881 KT66 Push...

$34.95 USD

TR-202 #394705 6L6 5881 KT66 Push...

$34.95 USD

TRESCO Z146 Audio Interstage Transformer
USA
TRESCO Z146 Audio Interstage Transformer

$45.00 USD

TRESCO Z146 Audio Interstage Transformer

$45.00 USD

VINTAGE HIGH VOLTAGe TRANSFORMER MERIT HVO-222 FOR MOTOROLA ANTIQUE TVS Horiz Ou
USA
VINTAGE HIGH VOLTAGe TRANSFORMER...

$45.00 USD

VINTAGE HIGH VOLTAGe TRANSFORMER...

$45.00 USD

NOS RCA OUTPUT Transformer Model 207067 - 1 1/2 x 1 1/2 x 2" High
USA
NOS RCA OUTPUT Transformer Model...

$4.99 USD

NOS RCA OUTPUT Transformer Model...

$4.99 USD

NOS vtg TRIAD HS-333 Inductor CHOKE 3Hy 3 Henry 225 ohm 70ma dc Coil transformer
USA
NOS vtg TRIAD HS-333 Inductor CHOKE...

$59.95 USD

NOS vtg TRIAD HS-333 Inductor CHOKE...

$59.95 USD

OT10SE Single Ended Output Transformer 12VA 5K,7Kohm:4/8/16 60mA
USA
OT10SE Single Ended Output...

$35.95 USD

OT10SE Single Ended Output...

$35.95 USD

Vintage Transformer / Choke / Reactor Lot: Peerless HUG, Electrophoresis PWR #7
USA
Vintage Transformer / Choke / Reactor...

$20.00 USD

Vintage Transformer / Choke / Reactor...

$20.00 USD

TRANSFORMER MODULATiON 60W MERIT A-3105 HAM RADIO
USA
TRANSFORMER MODULATiON 60W MERIT...

$20.00 USD

TRANSFORMER MODULATiON 60W MERIT...

$20.00 USD

Biamp Audio Amplifier Transformer P/N 283-0086-00
USA
Biamp Audio Amplifier Transformer P/N...

$19.99 USD

Biamp Audio Amplifier Transformer P/N...

$19.99 USD

Vintage Chicago Transformer CTC 17699, Motorola 225C1007
USA
Vintage Chicago Transformer CTC...

$26.25 USD

Vintage Chicago Transformer CTC...

$26.25 USD

PAIR AMPEX MATCHING INPUT TRANSFORMER 4580116-20 FOR REEL TO REEL AMPLIFIER NOS
USA
PAIR AMPEX MATCHING INPUT TRANSFORMER...

$225.00 USD

PAIR AMPEX MATCHING INPUT TRANSFORMER...

$225.00 USD

Altec/Peerless 15095 Input Transformer - Tube Preamp 1567A Mic MC Step-Up
USA
Altec/Peerless 15095 Input...

$109.00 USD

Altec/Peerless 15095 Input...

$109.00 USD

Stancor filter choke C-1002 made in Chicago USA, untested
USA
Stancor filter choke C-1002 made in...

$12.99 USD

Stancor filter choke C-1002 made in...

$12.99 USD

Shure 90M2150 Microphone Audio Transformer, Lo-Z to Hi-Z for Harp Mic Rebuilds
USA
Shure 90M2150 Microphone Audio...

$17.99 USD

Shure 90M2150 Microphone Audio...

$17.99 USD

JENSEN JE-112MCF AUDIOPHILE/STUDIO 1:1 or 1:2 LINE AUDIO TRANSFORMER
USA
JENSEN JE-112MCF AUDIOPHILE/STUDIO...

$79.00 USD

JENSEN JE-112MCF AUDIOPHILE/STUDIO...

$79.00 USD

Tube Output / Power Transformer End Bells - Covers - 2 PAIRS
USA
Tube Output / Power Transformer End...

$24.95 USD

Tube Output / Power Transformer End...

$24.95 USD

Tamura F-5002 3K Single Ended Output Transformers - Amorphous Core
USA
Tamura F-5002 3K Single Ended Output...

$4,000.00 USD

Tamura F-5002 3K Single Ended Output...

$4,000.00 USD

Filter Choke 20C54 145 OHMS Working Condition Free Shipping
USA
Filter Choke 20C54 145 OHMS Working...

$29.00 USD

Filter Choke 20C54 145 OHMS Working...

$29.00 USD

Vintage UTAH Radio Products Power Transformer Or ?
USA
Vintage UTAH Radio Products Power...

$49.99 USD

Vintage UTAH Radio Products Power...

$49.99 USD

1 QTY STANCOR C-1003 Choke 16 HY - 50 Ma - 580 OHMS
USA
1 QTY STANCOR C-1003 Choke 16 HY -...

$19.00 USD

1 QTY STANCOR C-1003 Choke 16 HY -...

$19.00 USD

GC Electronics Lighted Precision Panel Meter 20-1110 0-50 Microampres D.C. New
USA
GC Electronics Lighted Precision...

$6.75 USD

GC Electronics Lighted Precision...

$6.75 USD

Adc Plate To Line Transformer 100k To 500 Ohm
USA
Adc Plate To Line Transformer 100k To...

$55.00 USD

Adc Plate To Line Transformer 100k To...

$55.00 USD

Western electric D172249 & D172250 input/output transformer... 2pair !!!
South
Western electric D172249 & D172250 ...

$250.00 USD

Western electric D172249 & D172250 ...

$250.00 USD

Vintage 1965 Midwest Hammond Power Transformer AO-28788-1 - 7591 12AX7
USA
Vintage 1965 Midwest Hammond Power ...

$37.77 USD

Vintage 1965 Midwest Hammond Power ...

$37.77 USD

Bogen-Lear Siegler Microphone Transformer MXLT-1 H1 "Z" IN; LO "Z" OUT NEW NIB
USA
Bogen-Lear Siegler Microphone...

$10.80 USD

Bogen-Lear Siegler Microphone...

$10.80 USD

Microphone input transformer
USA
Microphone input transformer

$28.95 USD

Microphone input transformer

$28.95 USD

EI Transformer Bell Ends Unfnished - 6 Pieces
USA
EI Transformer Bell Ends Unfnished -...

$12.00 USD

EI Transformer Bell Ends Unfnished -...

$12.00 USD