Transformers & Chokes

Transformer - Hammond, Output, replacement for Fender
  • Replacements for Fender Amps
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
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Transformer - Hammond, Guitar Amplifier, replacement for Fender, 120 V
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • See P-T290-FENDER-120-UP for upgraded 120 V transformers, P-T290-FENDER-240 for 240 V transformers

Warning: Not all amplifier models of the same name use the same transformer model.
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Filter Choke - Hammond, Open Bracket
Features
  • Economical "open bracket" - channel mount.
  • Tolerance of 15% on both inductance & resistance.
  • Inductances measured at rated D.C.
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Transformer - Hammond, High Voltage Plate & Filament, Vertical mount
  • Vertical Mount. For Horizontal Mount, see P-T263-Z
  • Primary 115 VAC, 60 Hz. - except as noted
  • Enclosed, 4 hole, chassis mount.
  • Minimum 6" long leads.
  • Units can be run full wave bridge or full wave C.T.
  • Class A insulation (105 degrees C).
  • Hi-Pot test of 2,000V RMS.
  • Conservative designs - CSA certified (209651).
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Transformer - Output, 8 W, Single Ended
Specifications
  • Power: 8 W
  • Primary Impedance: 5,000 Ω single-ended
  • Secondary Impedance: 8 Ω
  • Primary DC Resistance (Red to Blue): 230 Ω
  • Mounting Centers: 2.375"
  • Mounting Type: U-bracket
  • Weight: 0.7 lbs
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Transformer - Fender®, Reverb, for Pro Reverb
Original Fender® reverb driver for Pro Reverb. Replacement for #037099. Warning: Not all amplifier models of the same name use the same transformer model. Please make sure the amplifier transformer which you are replacing has a Fender number matching the equivalent Fender transformer number listed here.
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Choke - Hammond, for Fender Bandmaster, Dual Showman, etc.
Replacement for Fender Bandmaster, Dual Showman, Pro Reverb, Twin Super Equivalent to Manufacturer part number 125C1A & 022699 Specifications:
  • Inductance ± 15%: 4 H
  • D.C. Current: 90 mA

Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs.
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Choke - Hammond, for Fender Deluxe, Deluxe Reverb, etc.
Replacement for Fender Deluxe, Deluxe Reverb, Vibrolux, Vibrolux Reverb Equivalent to Manufacturer part number 125C3A & 022707 Specifications: Inductance ± 15% 4 H D.C. Current 50 mA Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.
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Transformer - Hammond, High Voltage Universal Plate & Filament, Vertical mount
  • Primary: Universal - 100, 110, 120, 200, 220,230, 240 VAC 50/60 Hz.
    • NOTE: units are designed to operate with BOTH primary windings engaged.
    • See primary wiring information under resources.
  • Bias Tap: 50 VAC tap from high voltage secondary C.T. (except part number P-T379WX - uses a separate 60VAC 0.2 Amp winding).
  • Highpot tested: 2,000 VAC
  • Faraday Copper Primary Shield: Our electrostatic shield reduces the capacitive coupling from the primary - greatly attenuating higher frequency current coupling to the secondaries (shield is internally grounded to the end bell).
  • Windings: Concentric wound for low stray field and low noise.
  • Models: This series is an upgrade from our P-T263-X range of units PLUS 2 models designed specifically for 300B tubes (Part Number P-T300BX) and 2A3 tubes (Part Number P-T302AX).
  • Finish: Black powder paint to match our P-T1650X series of output transformers Units can be run full wave bridge or full wave C.T.
  • Conservative designs - CSA certified (209651).
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Transformer - Audio Interstage, 10 mA
Equivalent to Stancor A53-C. 1:3 ratio overall. Center tapped secondary may be used for push-pull grids.Specifications Max. Primary Current: 10 mA Impedance Primary to Secondary (Ohms): 10,000 to 90,000
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Choke - Hammond, replacement for Marshall amps
Features:
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Inductances measured at rated D.C. current.
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • Units are vacuum impregnated with polyurethane varnish for quiet and long life operation.
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Transformer - Hammond, Low Voltage / Filament, Open, 6.3 VCT
  • Open style, chassis mount transformers with a 115V 60Hz or 117 50/60Hz primary and a 6.3V center tapped secondary.
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Transformer - 42TL019, Audio & Signal, 10KΩ:600Ω, PC Mount
Small 42TM018 audio transformers with a 10KΩ:600Ω impedance. This transformer is a popular choice for pickup simulators in various effects such as fuzz pedals. The leads are soft metal wire and can be adjusted to fit a variety of applications. RoHS compliant. Rated for 200mW.
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Transformer - Hammond, Guitar Amplifier, replacement for Marshall
  • Replacements for Marshall amps
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
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Transformer - Hammond, Universal Single Ended
  • Designed for general purpose or replacement use (not Hi-Fi), in single ended, tube output circuits.
  • Frequency response: 100 Hz. - 15 Khz (± 1db max. - ref. 1 Khz). (For full frequency response (20 Hz. to 20 Khz.) - see P-T1627SE).
  • For push-pull output use, see P-T125A - optimized for push-pull tube output circuits.
  • Open style with minimum 12" long primary & secondary leads leads.
  • All sizes use butt stacked cores (using 29M6 steel) with an air gap, to reduce D.C. core saturation.
  • Primary impedance range from 2,500 to 10,000 Ohms.
  • Secondary impedance range from 4 to 32 Ohms.



Part No.
Audio Power
Max D.C. Bias
Dimensions (Inches)


A
B
C
D
E
G Mtg.
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Transformer - Hammond, Output, replacement for Marshall
  • Replacements for Marshall Amps
  • Designed for drop in replacement of original units.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
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Transformer - Output, 8 W, 4kΩ - 9kΩ impedance
Specifications Output 8 W Primary Impedance 4,000 to 9,000 Ω Mounting Centers 2.375" Weight 0.7 lbs
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Transformer - Hammond, Tube Output, Push-Pull
  • Designed for push-pull tube output circuits.
  • Enclosed (shielded), 4 slot, above chassis Type 'X' mounting.
  • Frequency response 30 Hz. to 30 Khz. at full rated power (± 1 db max. - ref.
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Transformer - Power, 120V primary, 140/28/10.5 V secondary
  • Primary Voltage: 120 V
  • Secondary 1: 140 V @ 100 mA
  • Secondary 2: 28 V @ 20 mA
  • Secondary 3: 10.5 V @ 2 A

Primary voltage = black wires Secondary 1 = Red wires Secondary 2 = Yellow wires Secondary 3 = Green wires
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Transformer - Fender® Replacement, Output, 50 W, 4 Ohm
Replacement for Bassman heads. Equivalent to #125A13A & #022871.
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Transformer - Hammond, Universal Push-Pull
  • Designed for general purpose or replacement use in push-pull tube output circuits. (For single ended use, see our 125 SE series - optimized for single ended tube output circuits).
  • Frequency response: 150 Hz. - 15 Khz (± 1db max. ref. 1 Khz).
  • Open style with minimum 5" long primary leads, secondary solder lugs for convenient secondary connections.
  • Tables provided with transformer listing 90 pre-calculated impedance ratios.
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Transformer - Hammond, Low Voltage / Filament, Open, 2.5 VCT
  • Open style, chassis mount transformers with a 115V 60Hz primary and a 2.5V center tapped secondary.
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Transformer - Hammond, Guitar Amplifier, replacement for Fender, 120 V upgrade
  • Designed for drop in replacement of original units. Upgraded units with variable voltage.
  • Physically, parts were designed to look similar to original factory units (where possible).
  • Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
  • See P-T290-FENDER-120 for 120 V basic transformers, P-T290-FENDER-240 for 240 V transformers

Warning: Not all amplifier models of the same name use the same transformer model.
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Transformer - Hammond, Plate & Filament
  • Universal primary with taps for 100, 120, 220 or 240 VAC, 50 / 60 Hz. (Except the 260A6 which is 117V, 50/60 Hz only)
  • Designed for preamps, low power amps, general replacement, test equipment, etc.
  • Economical, open frame, chassis mount - two hole (.187 dia. = G) channel bracket (figure #1) or four hole mounting (figure #2).
  • Units include a Faraday shield between the primary and secondary windings. Our electrostatic shield reduces the capacitive coupling from the primary - greatly attenuating higher frequency current coupling to the secondaries.
  • Minimum 5" long leads.
  • For more selection check out our P-T300-X series of universal plate & filament transformers.
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