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Obsolete and Aftermarket Components & Parts
Manufacturers & Services

SecondHandRadio.comAs the rate of technological advances increase at an ever faster pace, obsolescence occurs at an ever increasing pace, too. In highly critical areas, some manufacturers continue production for replacing worn out or failed parts. In most instances, production by the original company is halted after a short and another independent manufacturer contracts to do the job. Other companies design and produce their own form/fit/function substitute components, and still others rely on buying excess inventory to supply the needs of legacy systems. This page is a collection of sources for such needs.

NOTICE: Search engines nowadays penalize websites for having many hyperlinks on a web page, so I no longer keep a list of my favorites. Most search engines do a really good job of locating useful data if your search terms are well thought out, so rather than me supposing I know what you are looking for, I have provided this Search box (and one in the upper-left page border) for you to use. If you are interested in advertising, please visit my Advertising information page. Thank you.

4 Star Electronics
4starelectronics.com | 949-240-8500 | San Clemente, CA
Independent electronics distributor of obsolete semiconductors, electronic components, military components, obsolete integrated circuits, transistors & capacitors. We also sell connectors, switches, relays, CPU's & hard drives.

Admired Services Electronic Components
admiredelectroniccomponents.com | 727-346-5157 | St. Petersburg, FL
Distributor of obsolete, hard-to-find, and current electronic components and hardware. Manufacturing industries served include military, aerospace, commercial, industrial, automotive and more.

All Electronic Parts Inc
hardtofindelectronicparts.com | 888-294-7278 | Clearwater, FL
Obsolete electronic component distributor specializing in delivering allocated, hard to find and obsolete electronic parts, ICs, semiconductors, CPUs, memory chips etc.

Ambassador Components, Inc
ambass.com | 631-234-5299 | Islandia, NY
An electronics component supplier of obsolete components, obsolete semiconductors, military components, integrated circuits, transistors, and capacitors. Our focus is mainly on the O.E.M (Original Equipment Manufacturer) marketplace, but we gladly welcome importers and exporters as well.

American Electronic Resource, Inc
aeri.com | 888-ic's-9111 | Costa Mesa, CA
Specializes in hard to find electronic parts, including long lead time and obsolete electronic components.

Bay Breakers
baybreakers.com | 800-699-2980 | San Jose, CA
Provides new, used, and obsolete circuit breakers, circuit breaker hardware, motor controls, safety disconnects, bus plugs, panel board switches.

DPA Components International
dpems.com | 805-581-9200 | Simi Valley, CA
Obsolete die And integrated circuit replacement: obsolete component solutions.

Electrospec
electrospec.com | 800-631-9616 | Dover, NJ
Quality end of life electronic parts distributor offering name brands such as AMD, Analog Devices, Burr Brown, Cypress Semiconductor, Harris Semiconductor, Microsemi Corp, Xilinx, Inc. and more. Your number one choice for obsolete electronic parts.

Florida Circuit, Inc
floridacircuit.com | 866-FIND-ICS
Offshore sourcing, kitting, securing obsolete electronic parts, technical assistance on second source alternatives & valuable cost study programs.

Gold Coast Semiconductor
gcsemi.com | 516-723-3200 | Locust Valley, NY
Independent stocking distributor of semiconductors, electronic components, ICs, passive components, interconnect products, obsolete semiconductors, connectors, military components, and other electronic components.

IBS Electronics, Inc
ibselectronics.com | 800-527-3585 | Santa Ana, CA
Electronic components for high tech industries worldwide including hard to find electronic parts and components, long lead time parts and components, obsolete electronic parts and components, and military electronic parts and components.

InBus Engineering, Inc
inbus.com | 925-454-2540 | Livermore, CA
Supplier of retired Intel Motherboards and systems.

JAD Tech
jadtechinc.com | 352-686-5108 | Spring Hill, FL
Stocking distributor for IGBT transistors, electronic components, electromechanical and hardware/fastener parts.

Kingsbeech
obsoletefinder.com | 01285 657756 | Cirencester, UK
Offers obsolete electronic components from stock and obsolete component search.

Lansdale Semiconductor
lansdale.com | 602-438-0123 | Tempe, AZ
Electronic component aftermarket manufacturer specialized in the manufacturing of dependable, high quality IC's that have been discontinued by the original component manufacturer. including commercial, military, aerospace, wireless, and telecommunication electronic integrated circuits; also includes IC's from Motorola | Freescale for the wireless and RF communications markets.

Mushroom Components
mushroom.co.uk | (+44) 01234 36 36 11 | Beds, UK
Specialists in current & obsolete semiconductors.

Reliable Electronics Corp
electronicpartsdistributor.com | 813-854-3921 | Tampa, FL
An independent electronic parts distributor specializing in a wide range of electronic parts from obsolete integrated circuits and obsolete semiconductors to heavily allocated electronic parts to hard-to-finds.

RFQ Electronics, Inc
rfqelectronics.com | 866-903-8100 | Palm Harbor, FL
Electronics distributor and supplier supplying thousands of integrated circuits, military components, semiconductor, transistors, resistors, diodes, capacitors, switches, relays, cpu, hard drives and obsolete electronic components.

Rochester Electronics
rocelec.com | Newburyport, MA
Provides a reliable continuing source of products discontinued by the original manufacturer.

Searchlighttech, Inc
searchlighttech.com | 617-833 3009 | Newburyport, MA
Buy and sell your new or obsolete surplus electronic parts as well as new or used computer hardware with SearchlightTech's exclusive "open" structure.

SecondHandRadio.com
SecondHandRadio.com
We let you sell your used and surplus electronics the old fashion way. You communicate directly with the prospective buyer/seller throughout the entire transaction. Trade used transmitters, sell vintage receivers, advertise your antennas; it is all up to you. Ads must be related to radio, television, audio, lasers, hobbyist electronics, etc.  Buy & Sell for FREE! No commissions, listing fees, final value fees, or photo hosting fees. Dealers welcome.

Semiconductor Specialists
chips2ship.com | 01904 436 450 | York, UK
Supplies obsolete components, ICs, transistors, diodes, etc. We do electronic component sourcing , including parts on allocation as well as mainstream semiconductor supplies and can buy your surplus components.

Summit Electronics
summitelectronics.com | 561-226-8500 | Boca Raton, FL
A global Distributor Of current/allocated hard-to-find and obsolete electronic and electrical components.

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RF Cascade Workbook is a very extensive system cascaded component Excel workbook that includes the standard Gain, NF, IP2, IP3, Psat calculations, input & output VSWR, noise BW, min/max tolerance, DC power cauculations, graphing of all RF parameters, and has a graphical block diagram tool. An extensive User's Guide is also included. - Only $35.
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