MPS Industries, Inc. - Gardena, CA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of RF transformers. Specifications of RF transformers include 3.8 mm x 5.0 mm to 7.0 mm x 6.5 mm size, -40 degrees C to + 85 degrees C operating temperature, 3 dB maximum insertion loss & 1 MHz to 2,750 MHz frequency response. RoHS compliant. Products also include planar transformers, video and RF transformers, balun transformers, broadband transformers and power transformers.
www.mpsind.com/MPS-pages/MPS-product-pages/...

Communication Coil, Inc. - Schiller Park, IL
Manufacturer, Custom Manufacturer
Manufacturer of custom RF & power transformers; air core, toroidal, pot core, ferrite, SMPS. Inductors, coils; non-magnetic. LC filters, chokes, & baluns for medical, military, airborne, marine, instrumentation, industrial & wireless communications.
www.communicationcoil.com/transform.html

Mini-Circuits - Brooklyn, NY
Manufacturer
200+ RF, Microwave Transformers in stock, 4 kHz - 8 GHz, plus hundreds of custom models. Ratios up to 36:1, rugged construction and outstanding VSWR, from coax down to 0.12 in. x 0.06 in. If you can't find what you need with Yoni, our patented live test data search engine, we'll build it to custom specifications. Detailed data & performance curves on line for engineers for all products. Certified ISO 9001, RHoS & environmental compliance ISO 14001, & aerospace AS 9100 certified.
www.minicircuits.com/products/Transformers....

Triad Magnetics - Corona, CA
Manufacturer, Custom Manufacturer
ISO 9001: 2008 & ISO 14001:2004 certified manufacturer of wall plug-in & desktop AC & DC adapters for computers & high voltage & high frequency applications. Adapter primary DC output current & voltage, power & number of outputs can be specified. Input AC voltage of 120 & 230 VAC are available. Adapter devices accept frequencies of 50 Hz, 60 Hz & 400 Hz AC inputs. Other applications include power instrumentation, laser power, power magnetic, medical power, & equipment using plasma & telecommunication devices. Designed for military power applications & meets MIL Spec. RoHS & China RoHS compliant. Meets CSA, UL & TuV to IEC 60950-1 standards.
www.triadmagnetics.com

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

SNC Manufacturing Co., Inc. - Oshkosh, WI
Manufacturer, Custom Manufacturer
Custom manufacturer of 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 high frequency transformers such as RF power transformers. Available in a wide range of core & wire materials depending on required operating frequency. 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/...

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

T & C Power Conversions - Rochester, NY
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom set up & down RF matching impedance transformers used in ultrasonic industries. Available in OEM rack mount & stand alone versions. Specifications vary upon models & include 200 w to 1,000 W power, 20 kHz to 3 MHz operating frequency, 1:4 to 1:36 impedance ratio, 1.2 ohms to 2,500 ohms output impedance & peak voltage ranging from 400 V to 1900 V. Transformers are suitable for high & low impedance load applications.
www.tcpowerconversion.com/pages/matchingnet...

EMRA Controls, Inc. - Auburn, WA
Manufacturers' Rep, Service Company
Mfr's rep. specializing in high and medium frequency and RF transformers. Controls, sensors, thermocouples, inductors, relays, light curtains, cord grips, connectors, transducers, switches and microprocessors are also available. Suitable for electrical and electronic industries.
www.emracontrols.com/

Magnetic Specialties, Inc. - Telford, PA
Manufacturer, Custom Manufacturer
Custom manufacturer of RF transformers for communication systems & radios. Types also include ferroresonant, specialty, rectifier, filament, isolation, plate, constant voltage regulator, instrument, furnace, potential & output transformers. Transformers up to 500 kVA power are also available.
www.magspecinc.com/transformers.html

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 rectifier, air core, radio and RF transformers. Capabilities include designing and testing. Utilities, medical, dental, test equipment, audio, video, communications, military and aerospace industries served. Made in USA.
powermagnetech.com/

Schott Magnetics - San Diego, CA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of standard & custom RF transformers. 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, avionics, military, medical, 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...

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

Coil-Q Corp. - Bronxville, NY
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom RF transformers & intermediate frequency (If) transformers. Available as coils. Types of coils include high frequency, very high frequency, ultra high frequency, miniature high frequency, miniature very high frequency & miniature ultra high frequency coils. Feature hi-Q, magnetic/electrostatic shielding & epoxy sealing. Available in very low temperature constant (TC) of 30 ppm per degree C & 35 ppm per degree C. Meet Grade 1 Mil-C-15305 C specification. RoHS compliant. Aerospace certified. Made in the USA.

Electronics & Innovation, Ltd. - West Henrietta, NY
Manufacturer, Custom Manufacturer
Manufacturer of switchable and matching transformers. Products operate over a wide frequency band and allow users to increase peak to peak voltage without having to increase the power of your RF amplifier. Features for matchless transformers include impedance transformation options from 3 to 200 ohms, high power options, and input impedance of 50 ohms. Switchable transformers feature multiple tap setting, and an operational range of 500 KHz to 5MHz. 1000 watts power input capabilities are available.
www.eandiltd.com/abouteandi

Beverly Mfg., Inc. - Riverside, NJ
Custom Manufacturer
Designer & manufacturer of custom transformers. Types of transformers available include audio, core & coil, current, electric, electronic, encapsulated, ferrite, flyback, high frequency, high & low voltage, instrument, lighting & power, medical equipment, miniature, PCB, power, pulse, RF, split bobbin, step-down & step-up, subminiature, surface mount & toroidal. Products available in all types of bobbin wound transformers, as well as machine & hand wound toroids ranging from sizes 1/8 in. to 5 inches. Supplying products to customers that utilize programs that fulfill auto replenishment inventory including BEM & POURS, or any other EDI systems that are available.
www.beverlymfginc.com/Products.html

V-TECH Manufacturing Solutions LLC - Fishers, IN
Custom Manufacturer
Custom manufacturer of power transformers including RF transformers. RF power transformers such as toroidal power transformers, EI-laminated power transformers, current transformers & switch-mode power supply transformers are fabricated. RF power transformers are fabricated in single-phase & 3-phase options. Capabilities include designing, rapid prototyping, contract manufacturing, project management & customer relationship management. RF power transformers are FDA approved, RoHS compliant & CSA®, CUL®, ITAR, IPC, TUV & UL® standards certified.
www.v-techmfgsolutions.com

RAF Tabtronics LLC - DeLand, FL
Manufacturer, Custom Manufacturer
ISO 9001 & AS 9100 certified custom manufacturer of RF transformer coils. Types of transformers include bridge converter transformers, forward converter transformers & resonant transformers. Bridge transformers are available with 150 kHz switching frequency. Specifications of forward converters include 100 kHz switching frequency. Forward converter with 500 kHz switching frequency also available.

Vanguard Electonics Power Magnetics - Huntington Beach, CA
Manufacturer
AS9100 registered. Manufacturer of RF transformers.

Coilcraft, Inc. - Cary, IL
Manufacturer, Custom Manufacturer
Wideband RF Transformers In Surface Mount Or Leaded Configurations. Stock Or Custom

Precision Electronics, Inc. - Copiague, NY
Manufacturer, Custom Manufacturer
Custom manufacturer of transformers including RF, saturable reactor, scott-T, single-phase, & space transformers. Input frequency of industrial transformers ranges from 50 Hz to 65 Hz, efficiency ranges from 90 % to 95 %, & temperature ranges from 60 degrees C to 80 degrees C. Frequency of industrial power transformers ranges from 380 Hz to 1000 Hz. Isolation transformers including step-down, & step-down auto transformers are available with primary & secondary types. Primary type ranges from 120 V to 240 V & secondary type includes 120 V. Standard female receptacles & electrostatic shield including cord & plug are available. Meets MIL-T-27, MIL-STD-2000, & MIL-I-45208 specifications.

RockleighTECH.com - Rockleigh, NJ
Manufacturer
Manufacturer of standard & custom power supplies including radio & RF transformers. Specifications vary depending upon models & include 9 in. L x 7 in. W x 2.5 in. H size, 10 A current, -20 degrees C to +60 degrees C storage ambient temperature, 47 Hz to 63 Hz input frequency & 13.8 V power supply.

De Young Mfg., Inc. - Kirkland, WA
Manufacturer
Custom Transformers

Coast/Advanced Chip Magnetics - Los Angeles, CA
Manufacturer, Custom Manufacturer
Manufacturer & Designer Of Hi-Rel & Space Level Magnetic Components. Surface Mount Magnetics Specialists