Triad Magnetics - Corona, CA
Manufacturer, Custom Manufacturer
ISO 9001: 2008 & ISO 14001:2004 certified worldwide custom manufacturer of signal transformers including audio transformers. Operating frequency range, output power, insertion loss, rated DC current, center tap options, impedance ratio, packaging type & agency certifications can be specified. The frequency response of audio transformers typically ranges from 300 Hz to 20 kHz. Centre tap options can also specified from primary side only, secondary side only, both sides & none. Package types include surface mount, flat pack, through hole, connectorized, waveguide assembly, chassis mount, disk mount & modular jack. Packing methods available include tape reel, tray, tube & bulk pack. Materials are ANSI, CSA, IEC, MIL-STD, TUV, UL & VDE compliant. Other capabilities include autotransformers, general purpose, control, distribution & isolation transformers.
www.triadmagnetics.com

Custom Magnetics, Inc. - North Manchester, IN
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of transformers for audio, communication system & computer applications. Types of transformers include laminated transformers, ferrite core transformers, toroidal transformers, rectangular-core transformers & standard lines transformers. Standard lines transformers such as voice & data transformers & split bobbin transformers are available. Transformers are available in different shapes, sizes & power capacity models. Split bobbin transformers meet UL® & CSA® standards.
www.custommag.com/products/products.shtml

Schott Magnetics - San Diego, CA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of standard & custom audio transformers. Digital & audio interface transformers are available with turns ratio ranging from 1:1 to 1:3, inductance of 225 micro H & DC resistance from .10 Ohms to .40 Ohms. Transformers also include HWT power transformers, pot core transformers, flyback transformers, toroidal transformers, pulse transformers & surface mount transformers. Design services for transformers, coils, chokes & inductors available. Applications include power supply, test & measurement, industrial, automotive & commercial. UL®, CSA®, IEC, FCC & EN60950 certified. Products are RoHS compliant & lead (Pb) free.
www.schottcorp.com/products_area/products.a...

Glen Magnetics, Inc. - Alpha, NJ
Manufacturer, Custom Manufacturer
Manufacturer & custom manufacturer of transformers including 400 Hertz, aircraft, automotive, audio & battery charging transformers. Transformer types include isolation, auto (buck/boost), inductors/chokes, three phase, audio, MIL-T-27, ferroresonant, switching, coils, & high voltage, 1VA to 5,000VA (5kVA) single phase, 10kVA 3 phase power, 50 Hz. to 30,000 Hz. Small high frequency units to 250 MHz. frequency, 10,000 volts, voltage & sizes of less than 1/2 cubic in. to larger than 1cubic ft., open style, potted in cans (drawn or fabricated), & hermetic sealed constructions, silicon steel laminations.
www.glenmagnetics.com

Magnetic Circuit Elements Inc. - Salinas, CA
Manufacturer, Custom Manufacturer
Manufacturer of standard and custom miniature transformers for audio and electric or electronic applications. Capabilities include designing, packaging and engineering. UL listed. CSA approved.
www.mcemagnetics.com/index.php/about-us-hom...

GlobTek, Inc. - Northvale, NJ
Manufacturer, Custom Manufacturer
Woman-owned manufacturer of audio high frequency transformers. Power rating ranges between 1 - 500 W with operating temperatures of 0 - 70-degrees C. Applications include switching power supplies, medical equipment, display monitors, terminals, communication & radio. UL, VDE, & TUV certified. ISO 9001:2000 registered.
www.globtek.com/html/transf6.html

1-Source Electronic Components - Yaphank, NY
Distributor, Custom Manufacturer, Service Company
Stocking distributor of audio transformers. Various capabilities include excess inventory consignment, electronic engineering, product designing, prototyping, contract manufacturing and software application development. RoHS compliant.
Brand Names: Bogen, Bourns, Hammond, Murata Power Solutions, Quam-Nichols, Triad Magnetics
www.1sourcecomponents.com/store/index.php/t...

Midwest Current Transformer, Div. of Anderson Engineering of New Prague, Inc. - New Prague, MN
Distributor, Manufacturer, Custom Manufacturer
Custom manufacturer of audio transformers & RF transformers. Standard insulation of transformers is 600 V with high voltage insulation optional. Current transformers manufactured with current ratios from 4000:5 to 5:5, VA output capacity from 2VA to15VA. Accuracy ranges from 0.10 to 9.99. Core made with grain oriented steel. Standard leads length is 24 ins. Options include screw terminals, extra taps, mounting brackets, special lead length, & fungus treatment to meet military specifications. UL recognized components.
www.midwestcurrent.com

MPS Industries, Inc. - Gardena, CA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of shielded digital audio transformers. Specifications of audio transformers include 600 microhenry minimum OCL, 5.5 pF capacitance, 28 kHz to 192 kHz sample rate, 1.2 ohms DCR resistance & 2 kVDC, 0.5 mA maximum hipot. RoHS compliant. Other products include planar transformers, video and RF transformers, balun transformers, broadband transformers and power transformers.
www.mpsind.com/MPS-pages/MPS-product-pages/...

Lenco Electronics, Inc. - McHenry, IL
Manufacturer, Custom Manufacturer
Custom manufacturer of audio transformers. Transformers such as converter transformers, current transformers, filament transformers, R-core transformers, inverter transformers, low profile transformers, control transformers, 400 Hz transformers, switch mode transformers, plate transformers, medical (UL 2601/IEC 601) transformers, hi-temperature (Class H per UL 1446) & pot core transformers are available. Products such as autotransformers, single phase transformers, three phase autotransformers, three phase isolation transformers, small PC transformers & AC/DC constant voltage transformers are also available.
www.lenco-elect.com/custom_transformers.htm

SNC Manufacturing Co., Inc. - Oshkosh, WI
Manufacturer, Custom Manufacturer
Custom manufacturer of audio transformers including radio frequency (RF) transformers available in 0.5 in. W x 0.5 in. H size with 100 kHz frequency. Constant voltage, current, ferroresonant, filament, inverter & isolation transformers are also available. ISO 9002 compliant, with JIT delivery & warranty services available.
Brand Names: SNC
www.sncmfg.com/transformers/products

Electronetics, LLC - Everett, WA
Manufacturer, Custom Manufacturer
Custom manufacturer of power transformers such as audio isolation transformers. Used to distribute an audio amplifier's output to multiple speakers. Can be used at frequencies of 50 Hz, 60 Hz, & 400 Hz. Capabilities include automated winding, toroid winding, vacuum impregnation, laminating, lean manufacturing, testing, advanced CAE, & prototype to high volume production. Quality assurance processing includes parametric acceptance testing, Hipot testing & visual inspection services. Lean manufacturing capable. CSA, UL & TUV compliant.
electronetics.thomasnet-navigator.com/item/...

Audio Transformers Capabilities
	Custom Avionics, Aerospace & Medical Power Transformers Custom High Frequency Magnetics

S-Tek - Cleveland, OH
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom transformers for electronic applications. Stock items available.
stekinc.thomasnet.com/category/all-categori...

Badger Magnetics, Inc. - Locations
Custom Manufacturer
Custom manufacturer of transformers for computer, industrial control & audio & medical equipment applications. Types of transformers include lamination, toroidal, energy limiting, panel chassis mounted, printed circuit, power, isolation, current, pulse, control, drive & auto transformers. Various features include optional termination & mountings, electrostatic shielding & NEMA rated & wall mounted enclosures. RoHS compliant. CSA approved. UL listed. CE & IEEE certified. Meets Military T-27 Spec. Meets TUV standards.
transformers.badgermagnetics.com/?

Audio Transformers Capabilities
	Custom Magnetic Components/ Lamination Transformers Custom Toroidal Components

Powertech Controls Co., Inc. - Hauppauge, NY
Distributor
Woman-owned distributor of audio transformers. Tube guitar amplifier output transformers, single ended output general purpose transformers, universal push-pull classic tube output transformers and tube driver inter stage transformers are available.
Brand Names: Hammond
catalog.powertechcontrols.com/category/ube-...

Ameritemp Ltd. - Johnsburg, IL
Distributor, Service Company
Distributor of transformers for audio, lighting & power applications. Transformers are available in model with capacity ranging from 30 kVA to 225 kVA, input current rating ranging from 36 A to 271 A with 3-phase 480 V power, output current rating ranging from 83 A to 625 A with 2-phase or 3-phase 208 V power.
catalog.ameritempltd.com/viewitems/temporar...

Audio Transformers Products
	Step Down Transformers

Endicott Coil Co., Inc. - Binghamton, NY
Custom Manufacturer
Custom manufacturer of transformers. Types of transformers include power transformers, isolation transformers, current transformers, step-up/step-down transformers, flyback transformers, instrument transformers, current sensing transformers, autotransformers, switch mode power supply transformers, printed circuit board (PCB) assemblies transformers and ferrite transformers. Available in series and parallel configurations in power ratings from 3 VA to 56 VA and secondary voltage ratings from 10 V to 36 V. Capabilities include prototyping, design/engineering, in-house tooling, molding, vacuum impregnation, encapsulating, ultrasonic welding and assembly. Meets UL® and CSA® standards. RoHS compliant.
www.endicottcoil.com/custom-transformer-man...

EMRA Controls, Inc. - Auburn, WA
Manufacturers' Rep, Service Company
Mfr's rep. specializing in transformers for audio, video and telecommunications applications. Controls, sensors, thermocouples, inductors, relays, light curtains, cord grips, connectors, transducers, switches and microprocessors are also available.
www.emracontrols.com/

Mech-Tronics - Mount Holly, NJ
Manufacturer, Custom Manufacturer
Custom mfrs. of all types of bobbin & toroidal magnetic coil windings to customer print or specs. PC board mount specialists in medium/high frequency. Miniature to medium size transformers including E-core, ferrite, high voltage, pot-core & toroidal.
www.mech-tronics.net

Power Magne-Tech Corp. - Perth Amboy, NJ
Custom Manufacturer
Custom manufacturer of audio transformers. Various types include current, power, laminated, isolation, open frame, encapsulated, toroidal, flyback and auto transformers. Capabilities include designing and testing. Made in USA.
powermagnetech.com/

Poco Sales - Chatsworth, CA
Distributor, Custom Manufacturer
Distributor of circuit breakers for industrial, marine, military, medical, telecom & OEMs. In stock, JIT delivery, electronic enclsoures from small boxes to 19 inch rack cabinets. Industry, OEM, telecom, pre-production or prototype runs, movie or medical.
www.pocosales.com/

Inglot Electronics Corp. - Chicago, IL
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom audio transformers. Available in linear laminated design. Linear laminated transformers such as power transformers, power inductors, mag amps & control transformers are also available. Types of transformers also include linear torodial transformers & bobbin-type transformers. Capabilities include design engineering, prototype testing, paper section layer winding, computerized 3-axis winding, toroidal assembly, in-process inspection & computerized final testing. JIT delivery available.
www.inglotelec.com/frame-products.htm

Induction Services, Inc. - Warren, MI
Service Company
ISO/TS 16949:2002 certified. New & rebuilt R.F. & A.F. transformers for remote heat stations. Full service supplier of induction heat treatment to the automotive, appliance, marine, agricultural, military & aerospace industries.
www.inductionservicesinc.com

K.R. Electronics Inc. - Avenel, NJ
Manufacturer
Designers & mfrs. of coils & transformers. Technical review of specs. & application assistance, surface mount filters.
www.krfilters.com/coils_and_transformers.ht...

Energy Transformation Systems, Inc. - Fremont, CA
Manufacturer
Manufacturer of audio transformers for use in applications sending line-level signals. Transformers minimize signal ingress with full audio bandwidth. Balance audio signal, isolate & send over 100 meters. Specifications include 10 Hz. to 20000 Hz bandwidth, 600 ohm impedance, 500 V isolation & minimum 15 decibels return loss. Applications include home theater systems, auditoriums, churches classrooms & schools.
www.etslan.com/catalog.htm