pre-1930-radio-transformer

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Lot of 9 Antique Audio Amplifying Transformer for older radio - tested failure
Lot of 9 Antique Audio Amplifying Transformer for older radio - tested failure

$35.00

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Antique GENERAL RADIO GR Audio Amplifying Transformer -tested ohm
Antique GENERAL RADIO GR Audio Amplifying Transformer -tested ohm

$25.00

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vintage transformer amp Amplifier power tube radio 17155 0048 Core & Coil ?
vintage transformer amp Amplifier power tube radio 17155 0048 Core & Coil ?

$48.98

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NOS - 1920s General Radio Amplifyng Transformer Type 285-D Antique Radio in BOX
NOS - 1920s General Radio Amplifyng Transformer Type 285-D Antique Radio in BOX

$46.99

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THORDARSON 3.5-1 AUDIO FREQUENCY AMPLIFYING INTERSTAGE TRANSFORMER 1920's RADIO
THORDARSON 3.5-1 AUDIO FREQUENCY AMPLIFYING INTERSTAGE TRANSFORMER 1920's RADIO

$29.99

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KELLOGG S&S CODE 503 AUDIO FREQUENCY AMPLIFYING TRANSFORMER 4 1/2-1 1920's RADIO
KELLOGG S&S CODE 503 AUDIO FREQUENCY AMPLIFYING TRANSFORMER 4 1/2-1 1920's RADIO

$39.99

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ALL AMERICAN R-15 1920's TUBE RADIO 5-1 AUDIO FREQUENCY AMPLIFYING TRANSFORMER
ALL AMERICAN R-15 1920's TUBE RADIO 5-1 AUDIO FREQUENCY AMPLIFYING TRANSFORMER

$34.99

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Federal Antique Radio Transformer
Federal Antique Radio Transformer

$34.97

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FEDERAL 226 AUDIO FREQUENCY AMPLIFYING INTERSTAGE TRANSFORMER
FEDERAL 226 AUDIO FREQUENCY AMPLIFYING INTERSTAGE TRANSFORMER

$34.99

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Antique 20s-30s Radio Transformer 2.5:1 Turns Ratio, Tested w/Ohmmeter
Antique 20s-30s Radio Transformer 2.5:1 Turns Ratio, Tested w/Ohmmeter

$19.00

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1920s Audio Frequency Transformer Howard Neutrodyne Antique Radio Tested OK #3
1920s Audio Frequency Transformer Howard Neutrodyne Antique Radio Tested OK #3

$27.95

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Vintage Radio Transformer Unknown Tipe
Vintage Radio Transformer Unknown Tipe

$22.16

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Tube radio transformer/power transformer/dual /110v~ 230V/dual 6.3V/9V
Tube radio transformer/power transformer/dual /110v~ 230V/dual 6.3V/9V

$83.60

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VINTAGE RADIO TRANSFORMER - PT-15
VINTAGE RADIO TRANSFORMER - PT-15

$97.50

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VINTAGE GE TRANSFORMER! RADIO? 9TM519502 RARE! HEAVY! HUGE! FREE SHIPPING!
VINTAGE GE TRANSFORMER! RADIO? 9TM519502 RARE! HEAVY! HUGE! FREE SHIPPING!

$99.97

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Vintage Radio Transformer Lot Chicago Standard Etc
Vintage Radio Transformer Lot Chicago Standard Etc

$60.98

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CIRCA 1920's AUDIO FREQUENCY TRANSFORMER - FEDERAL RADIO - 1080 PRI , 15K SEC
CIRCA 1920's AUDIO FREQUENCY TRANSFORMER - FEDERAL RADIO - 1080 PRI , 15K SEC

$21.99

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vintage Thordarson radio audio transformer works fine
vintage Thordarson radio audio transformer works fine

$39.99

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

$49.99

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RAULAND ALL AMERICAN R-21 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER
RAULAND ALL AMERICAN R-21 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER

$100.00

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Nice 6.3 Volt AC Philco Transformer / Old Vintage Antique Radio Receiver Amp
Nice 6.3 Volt AC Philco Transformer / Old Vintage Antique Radio Receiver Amp

$9.99

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ACME A-2 Radio Audio Transformer Clean! One Open Winding (1922)
ACME A-2 Radio Audio Transformer Clean! One Open Winding (1922)

$24.99

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Vintage Radio Transformer Unknown Value
Vintage Radio Transformer Unknown Value

$9.02

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1 1920'S NOS RCA MODEL UV-1716 RADIO TRANSFORMER RANGE 5000-25000 MADE BY GE
1 1920'S NOS RCA MODEL UV-1716 RADIO TRANSFORMER RANGE 5000-25000 MADE BY GE

$59.99

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Vintage Heavy Duty Ham Radio Transformer
Vintage Heavy Duty Ham Radio Transformer

$64.00

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NOS Vintage Tube Radio Audio Transformer 200 Ohm To 5 K Ohm C1
NOS Vintage Tube Radio Audio Transformer 200 Ohm To 5 K Ohm C1

$20.00

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Federal Radio Audio Interstage Transformer 226 Open Windings
Federal Radio Audio Interstage Transformer 226 Open Windings

$25.00

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Vintage Radio Transformer NIB Old Stock - Tested Good
Vintage Radio Transformer NIB Old Stock - Tested Good

$100.00

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NEW Tube radio transformer/power transformer/dual 110~230V/dual 6.3V/9V
NEW Tube radio transformer/power transformer/dual 110~230V/dual 6.3V/9V

$83.60

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Vintage NOS Military Power Transformer Ham Tube Radio Equipment 3-1.F (x5) RARE!
Vintage NOS Military Power Transformer Ham Tube Radio Equipment 3-1.F (x5) RARE!

$99.97

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Vintage Radio Transformer A-132538 N-02257
Vintage Radio Transformer A-132538 N-02257

$19.99

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NOS vintage radio/aircraft Power Transformer Avco/Crosley TF4RX01 WWII?
NOS vintage radio/aircraft Power Transformer Avco/Crosley TF4RX01 WWII?

$25.00

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ZENITH/PHILCO 1936 - 1942 RADIO POWER TRANSFORMERS , SOLD SEPARATELY , ONE ONLY.
ZENITH/PHILCO 1936 - 1942 RADIO POWER TRANSFORMERS , SOLD SEPARATELY , ONE ONLY.

$175.00

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STROMBERG CARLSON No. 3-A AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (b)
STROMBERG CARLSON No. 3-A AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (b)

$24.99

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RARE 1920s Radio Browning-Drake Regenaformer SM 220 Transformers Velvet Vernier
RARE 1920s Radio Browning-Drake Regenaformer SM 220 Transformers Velvet Vernier

$450.00

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Vintage Thordarson 26A06 Vertical Blk Osc Output Transformer radio NOS usa
Vintage Thordarson 26A06 Vertical Blk Osc Output Transformer radio NOS usa

$35.00

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RCA by GE UV-712 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (a
RCA by GE UV-712 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (a

$69.99

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A.H Grebe 251 Transformer
A.H Grebe 251 Transformer

$16.50

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NOS vintage radio/aircraft Power Transformer Avco/Crosley TF4RX03 FA WWII?
NOS vintage radio/aircraft Power Transformer Avco/Crosley TF4RX03 FA WWII?

$25.00

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NOS Utah 4660 Vintage Radio Transformer New Old Stock Vintage
NOS Utah 4660 Vintage Radio Transformer New Old Stock Vintage

$10.00

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Rare Kelford No 62A Audio Transformer for Antique Radio 3.5 to 1
Rare Kelford No 62A Audio Transformer for Antique Radio 3.5 to 1

$50.00

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New Unused Output Transformer / Old Vintage Ham Radio Navy TCK Tube Transmitter
New Unused Output Transformer / Old Vintage Ham Radio Navy TCK Tube Transmitter

$19.99

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RCA by GE UV-712 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (b
RCA by GE UV-712 1920's RADIO AUDIO FREQUENCY AMPLIFYING TRANSFORMER - Tested (b

$69.99

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Utah Universal Output Transformer for small Radio Good Windings
Utah Universal Output Transformer for small Radio Good Windings

$24.99

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TRANSFORMER POWER 5V 16V HAM RADIO TUBE PROJECT
TRANSFORMER POWER 5V 16V HAM RADIO TUBE PROJECT

$5.00

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1920's Radio Parts 4x LOT of 1920's output transformers
1920's Radio Parts 4x LOT of 1920's output transformers

$40.00

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Antique Double Coil Audio Transformer
Antique Double Coil Audio Transformer

$39.99

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Lot of 2) Vintage Chicago Transformer Essex Radio Spec 10.111.G / 10111-G
Lot of 2) Vintage Chicago Transformer Essex Radio Spec 10.111.G / 10111-G

$11.00

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UNTESTED Precise Instrument Co. 1920's Antique Audio Transformer Parts
UNTESTED Precise Instrument Co. 1920's Antique Audio Transformer Parts

$20.00

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VINTAGE TRIAD FILIMENT? TRANSFORMER No 1191 SHORT WAY RADIO PARTS I dont know???
VINTAGE TRIAD FILIMENT? TRANSFORMER No 1191 SHORT WAY RADIO PARTS I dont know???

$7.99

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Vintage ATWATER KENT POWER SUPPLY/TRANSFORMER 1928 Model 44 Radio Untested
Vintage ATWATER KENT POWER SUPPLY/TRANSFORMER 1928 Model 44 Radio Untested

$20.00

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Antique Radio 1920’s Bristol One Stage Power Amplifier Good audio transformer
Antique Radio 1920’s Bristol One Stage Power Amplifier Good audio transformer

$175.00

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VINTAGE 250-0-250V 45VA 4 VALVE RADIO TRANSFORMER. R23 - 17052 ... 3
VINTAGE 250-0-250V 45VA 4 VALVE RADIO TRANSFORMER. R23 - 17052 ... 3

$61.96

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G.E. Vintage Radio Current Transformer Service Parts U.S.A Steampunk 19B206110-4
G.E. Vintage Radio Current Transformer Service Parts U.S.A Steampunk 19B206110-4

$5.98

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Used Tube power transformer. Most likely from a Tube radio. Trans #018
Used Tube power transformer. Most likely from a Tube radio. Trans #018

$20.00

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Vintage Ham/ Tube Radio Audio Transformer Signal Transformer Co. INC. #5583
Vintage Ham/ Tube Radio Audio Transformer Signal Transformer Co. INC. #5583

$74.99

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Vintage Thordarson Transformer T-20056 Ham Audio Tube Radio Amp
Vintage Thordarson Transformer T-20056 Ham Audio Tube Radio Amp

$99.95

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VINTAGE GRAND FILAMENT TRANSFORMER 54-87 SHORT WAY RADIO PARTS
VINTAGE GRAND FILAMENT TRANSFORMER 54-87 SHORT WAY RADIO PARTS

$17.50

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Vintage Chicago Stancor 54-112 138104 Transformer For Ham / Tube Radio Equipment
Vintage Chicago Stancor 54-112 138104 Transformer For Ham / Tube Radio Equipment

$49.99

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Antique Radio Audio Output Transformer Tested 279 ohm Primary
Antique Radio Audio Output Transformer Tested 279 ohm Primary

$25.00

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PHILCO RADIO PARTS POWER TRANSFORMER PN 32-8052N
PHILCO RADIO PARTS POWER TRANSFORMER PN 32-8052N

$135.00

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Vintage Electronics Radio Transformer LO 0166 R 001 Aug 1962 Vg condition
Vintage Electronics Radio Transformer LO 0166 R 001 Aug 1962 Vg condition

$35.00

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VINTAGE 350-0-350V 45VA 4 VALVE RADIO TRANSFORMER. R2 - 17029 ..1
VINTAGE 350-0-350V 45VA 4 VALVE RADIO TRANSFORMER. R2 - 17029 ..1

$61.92

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Antique Radio Parts Ad Jefferson Radio Transformers Radolek Vintage Ephemera
Antique Radio Parts Ad Jefferson Radio Transformers Radolek Vintage Ephemera

$12.59

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1922 Marconi Model C Radio w/Good Tipped Tubes & Rare Orig. Marconi Battery Box
1922 Marconi Model C Radio w/Good Tipped Tubes & Rare Orig. Marconi Battery Box

$2750.00

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Stancor Transformer 55B030 Early Transformer NOS C MY OTHER HAM RADIO AUDIO
Stancor Transformer 55B030 Early Transformer NOS C MY OTHER HAM RADIO AUDIO

$99.99

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Unknown MANUFACTURER Ham Radio Transformer Parts/RESTORATION
Unknown MANUFACTURER Ham Radio Transformer Parts/RESTORATION

$14.00

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Majestic1928 Model 70 1st Stage Audio Driver Transformer Detector 27
Majestic1928 Model 70 1st Stage Audio Driver Transformer Detector 27

$14.95

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C. 1920 Marconi Pattern Model TF Airplane Radio Made By Siemens Bros. For RAF
C. 1920 Marconi Pattern Model TF Airplane Radio Made By Siemens Bros. For RAF

$3500.00

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VINTAGE 300-0-300V 45VA 4 VALVE RADIO TRANSFORMER. R25-17028 .. 2
VINTAGE 300-0-300V 45VA 4 VALVE RADIO TRANSFORMER. R25-17028 .. 2

$61.80

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Nice Big Current Transformer 2500 Volt 25 VA / Old Vintage Ham Radio Tube Test
Nice Big Current Transformer 2500 Volt 25 VA / Old Vintage Ham Radio Tube Test

$29.99

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ANTIQUE 125-0-125 30VA R24 RADIO TRANSFORMER - 20735...1
ANTIQUE 125-0-125 30VA R24 RADIO TRANSFORMER - 20735...1

$62.36

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vintage Thordarson radio transformer t-44c02
vintage Thordarson radio transformer t-44c02

$100.00

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Stancor P6377 12V 24V Filament Transformer Old Vintage Ham Radio Tube
Stancor P6377 12V 24V Filament Transformer Old Vintage Ham Radio Tube

$19.99

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1970 RADIO SPARES HEAVY DUTY 15 WATT OUTPUT TRANSFORMER WORKING NOS ORIGINAL
1970 RADIO SPARES HEAVY DUTY 15 WATT OUTPUT TRANSFORMER WORKING NOS ORIGINAL

$750.00

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SILVERTONE RADIO POWER TRANSFORMER 558 VOLTS ,CT AND 7.36 VOLTS SURFACE MOUNT
SILVERTONE RADIO POWER TRANSFORMER 558 VOLTS ,CT AND 7.36 VOLTS SURFACE MOUNT

$135.00

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WESTERN ELECTRIC TRANSFORMER,RADIO U S ARMY p/n 9136698 5950-00-895-6502
WESTERN ELECTRIC TRANSFORMER,RADIO U S ARMY p/n 9136698 5950-00-895-6502

$13.00

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PHILCO RADIO POWER TRANSFORMER, COVER, FOR 41-255, 41-250
PHILCO RADIO POWER TRANSFORMER, COVER, FOR 41-255, 41-250

$175.00

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PHILCO RADIO PARTS POWER TRANSFORMER ON RIGHT SIDE ONLY P.N. 32-7626N OCT-1936
PHILCO RADIO PARTS POWER TRANSFORMER ON RIGHT SIDE ONLY P.N. 32-7626N OCT-1936

$175.00

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1 x ANTIQUE 275-0-275V 43VA 4 VALVE RADIO TRANSFORMER. R1 - 17051...2
1 x ANTIQUE 275-0-275V 43VA 4 VALVE RADIO TRANSFORMER. R1 - 17051...2

$62.10

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ZENITH RADIO PARTS 6 TUBE POWER TRANSFORMER PN 95-705N.
ZENITH RADIO PARTS 6 TUBE POWER TRANSFORMER PN 95-705N.

$175.00

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1 X OLD RADIO AUTO TRANSFORMER FROM 220V TO 110V 25VA + POWER PLUG.
1 X OLD RADIO AUTO TRANSFORMER FROM 220V TO 110V 25VA + POWER PLUG.

$37.17

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PHILCO RADIO PARTS TRANSFORMER P.N. 32-7583N 1936 , RIGHT SIDE ONE ONLY
PHILCO RADIO PARTS TRANSFORMER P.N. 32-7583N 1936 , RIGHT SIDE ONE ONLY

$127.50

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VINTAGE 375-0-375V 110VA 8 VALVE RADIO TRANSFORMER. R3 - 17061 ..3
VINTAGE 375-0-375V 110VA 8 VALVE RADIO TRANSFORMER. R3 - 17061 ..3

$100.31

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PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381-T 359
PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381-T 359

$175.00

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PHILCO RADIO PART POWER TRANSFORMER PART NUMBER 32-7869N 9-1937 LEFT ONE ONLY
PHILCO RADIO PART POWER TRANSFORMER PART NUMBER 32-7869N 9-1937 LEFT ONE ONLY

$175.00

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PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381 ..
PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381 ..

$175.00

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PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381 ...
PHILCO RADIO PARTS, POWER TRANSFORMER PART NUMBER 32-7381 ...

$175.00

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Vintage Sparton 1068 Radio Power Transformer
Vintage Sparton 1068 Radio Power Transformer

$84.99

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Atwater Kent 3509 1923 Audio interstage not used on any commercial set
Atwater Kent 3509 1923 Audio interstage not used on any commercial set

$299.00

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Great Book - Understanding the Fundamentals of Vibrator Power Supply Design
Great Book - Understanding the Fundamentals of Vibrator Power Supply Design

$4.99

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Pair 1926 Victoreen Radio RF Transformer for 1920s Radios Using Inside Antennas
Pair 1926 Victoreen Radio RF Transformer for 1920s Radios Using Inside Antennas

$29.95

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PHILCO/ZENITH 1936 - 1942 RADIO POWER TRANSFORMERS , SOLD SEPARATELY , ONE ONLY
PHILCO/ZENITH 1936 - 1942 RADIO POWER TRANSFORMERS , SOLD SEPARATELY , ONE ONLY

$175.00

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