Transformers & Chokes

P-C1536X Choke - 0.17 - 250, Heavy Duty Hash Choke
Molded powdered iron core.
1-1/4 long axial leads.
High inductance & high current.
L measured at 1 Khz. Inductance: 250 µH20% tolerance
DC resistance ohms: .17
Self Resonant Frequency (MHz): 1.5
Maximum DC current amps: 2.5
Coil diameter (in): .43
Core Length (in): 1.25
$1.08
P-C194A 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.
$16.42
P-C194B 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.
$17.86
P-C194C Choke - Hammond, replacement for Marshall Plexi JCM800
Replacement for Marshall Plexi JCM 800.


Inductance ± 15%
40 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.
$35.12
P-C194D Choke - Hammond, Replacement for Vox AC30 reissue
Replacement for Vox AC30 reissue


Inductance ± 15%
5 H


D.C. Current
150 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.
$37.63
P-C194E Choke - Hammond, Replacement for Vox AC30 vintage
Replacement for Vox AC30 vintage


Inductance ± 15%
30 H


D.C. Current
100 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.
$34.36
P-C194G Choke - Hammond, Replacement for Marshall Plexi
Replacement for Marshall Plexi Specifications:
  • Inductance ± 15%: 3 H
  • D.C. Current: 250 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.
$22.14
P-CF22699 Filter Choke - 90 mA, for Fender® Twin, Super, Dual Showman
Replacement for Fender Twin, Super, and Dual Showman. Equivalent to #125C1A & #022699.
$13.95
P-CF22707 Filter Choke - 50 mA for Fender® Deluxe & Vibrolux
Replacement for Fender Deluxe and Vibrolux. Equivalent to #125C3A & #022707.
$12.95
P-H1600-A Switch - Rotary Impedance Selector, for Hammond 1600A series
Includes: 3 pole, 3 position rotary switch, ¼" output jack and black chicken head knob. Hammond 1600A series transformers provide 'easy wire secondary' impedances of 4, 8, or 16 ohms. We now offer a selector switch, pre-wired and complete with ¼" output jack. Follow simple instructions provided to wire transformer secondary to switch, mount switch and ¼" jack in separate 3/8" diameter holes in chassis and you'll easily be able to select output impedance as necessary. (Not recommended for 1645A or 1650G) (See P-H1600 for a selector switch to work with Hammond 1600 series transformers.)
$11.95
P-RC-1 Choke - One Electron, Audio, PRC-1, for Shunt Feed SE Output
The PRC-1 audio choke from One Electron was designed for shunt-feed single-ended output applications, but is also useful where quality inductive loads are needed or as high-quality filter chokes.
$85.00
P-RC-2 Choke - One Electron, Audio, PRC-2, for Shunt Feed SE Output
The PRC-2 audio choke from One Electron was designed for shunt-feed single-ended output applications, but is also useful where quality inductive loads are needed or as high-quality filter chokes.
$69.95
P-RC-3 Choke - One Electron, Audio, PRC-3, 225H for Preamp Output
The PRC-3 audio choke from One Electron was designed as a plate load for the output of either a high quality line amplifier or a phono preamp.
$69.95
P-T109L Transformer - Hammond, 2W Audio Miniature Epoxy Potted
Special Order Item
Features:
  • Perfect for audio input, line matching, isolation or output transformer applications.
  • 2 watt (± 1.5 db, 300Hz. - 50 KHz.).
  • Epoxy potted in an attractive black molded case, Pin type P.C. board mount (min. 0.187" length).
  • Power level ratings are maximum at lowest frequency rating
  • Power can be increased slightly at higher frequencies.
  • Will withstand soldering for 10 sec. @ 260 degrees C, ambient temp. 85 degrees C max.
$33.14
Note: special order items require additional lead time. See our page on special order items.
P-T1182D240 Transformer - Hammond, Toroidal Power, 30VA
Special Order Item
Toroidal power transformer. 30VA, 50/60 Hz. 12.30% voltage regulation, open toroid center.
  • Torodial transformer benefits:
    • low profile
    • lightweight
    • cool running / high efficiency
    • due to the core shape - low stray magnetic flux leakage (low EMI)
  • Dual 117/234 VAC primary, 50/60 Hz. operation.
  • Note: Units are designed to have all windings engaged (either series or parallel connected) or connected as an autotransformer.
  • Supplied with two neoprene rubber insulating pads, one metal centering washer and all mounting hardware
  • Minimum 8" long flexible leads
  • Manufactured using Class B (130 degree C) materials.
  • Hi-Pot test of 4,000VAC RMS between primary & secondary
  • UL recognized to UL506 (XPTQ2.Guide) UL file #E207860
  • CSA certified to C22.2 #66 - CSA file #209651
  • CE compliant to IEC 61558-2-4
$55.56
Note: special order items require additional lead time. See our page on special order items.
P-T119DA Transformer - Hammond, Audio Interstage, 12 Watt
Developed in response to requests from the Collins Collectors Association"this is a matching audio transformer for older equipment with 600 ohm audio outputdriving modern speakers. Or for "classic" high impedance speakers used with newer equipmentsimply swap primary for secondary (ie...4 or 8 ohm input and 600 ohms out). Key Features Isolation unit: (i.e.
$30.16
P-T124X Transformer - Hammond, Audio Interstage, 5 Watt
  • Designed for general purpose or replacement use in push-pull or phase inverter tube driver circuits.
  • Should not be used for single ended applications. They have no gap for DC bias current present in SE mode.
  • Open style with minimum 5" long primary leads.
  • Minimum frequency response 150 Hz. - 15 Khz (+/- 1db max. ref. 1 Khz.) at full rated power.
  • Core material is Grain Oriented Silicon Steel.
Starting at $38.60
P-T125H Transformer - Hammond, Output, 8 W, 10k Primary
Specifications Audio Watts: 8 watts Primary Impendance (Ohms): 10K center-tapped Secondary Impendance (Ohms): 2/4/8 Mounting centers: 2-3/8u-bracket Weight: 1.0 lbs. Cat. No. Dimensions (Inches) A B C D G Mtg. Hole 125H 2.81 1.4 1.7 2.36 0.187
$37.00
P-T125J Transformer - Hammond, Output, 8 W, 2.5k or 4k Primary
Special Order Item
Specifications Audio Watts: 8 Primary Impendance (Ohms): 2.5k/4K center-tapped Secondary Impendance (Ohms): 6/8 - 3.2/4 Mounting centers: 2-13/16u-bracket Weight: 1.0 lb.
$35.23
Note: special order items require additional lead time. See our page on special order items.
P-T125X 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.
Starting at $36.82
Note:
P-T125B: 5 W / 45 mA
P-T125D: 10 W / 70 mA
are special order items.
Note: some of these items are special order items.
P-T125XSE 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.
Starting at $45.84
Note: P-T125GSE: 25 W / 100 mA is a special order item.
P-T126B Transformer - Hammond, Tube Driver Interstage
Special Order Item
Audio watts: 4
Impedance: 5k ohms
D.C. Resistance: 178 ohms
Inductance: 44 henries
Rated D.C. Bias Current: 30 mA
Features:
  • Designed for driver use ONLY in single ended tube output amplifiers. These units replace coupling capacitor circuits for improved sound.
  • Closed style with minimum 8" long leads.
  • All models use bifilar wound windings for exceptional coupling and bandwidth.
  • Minimum frequency response 20 Hz. - 20 Khz (± 1db max. ref. 1 Khz.).
  • The core is gapped to support the specified D.C.
$101.38
Note: special order items require additional lead time. See our page on special order items.
P-T143 Transformer - Hammond, Power, 350-0-350V, 70-90 mA
Custom manufactured to replace most 6 and 7 tube sets of the early 1930s. Supplied with vertical mounting shells. Provides a seperate filament winding for audio output stages.
Specifications
Rating: 350-0-350 V, 70 or 90 mA (if 5 V winding is used with 2 A rectifier)
Windings: 5 V, 3 A; 2.5 V, 7.5 A; 2.5 VCT, 3.5 A
Mounting Centers:2 x 2.625"
Weight: 4.2 lbs.
Overall Height: 3.12"
$105.95
P-T145B Transformer - Hammond, Audio driver, 145B
Special Order Item
Audio TX driver, chassis mount.
  • Small, economical, open, two hole horizontal bracket mount.
  • Insulated, color coded flexible leads, 4" long minimum
  • Frequency response 150 Hz. to 15 Khz. (± 1 db, reference 1000 Hz.)
  • When operating at impedances below nominal, power capability and the frequency spectrum are proportionately lower, conversely, at higher impedances power capability and frequency spectrum will be proportionately higher.
  • Primary: 600 ohms
  • Secondary: 600 ohms
  • Primary D.C.: 18 mA
  • D.C. Resistance (±15%): 30 ohms primary, 38 ohms secondary
  • Output: 200 mW
$21.98
Note: special order items require additional lead time. See our page on special order items.
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