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Copyright © 1999 Adams Business Media, Inc. Would You Like A Reprint of
this Article? EE Products Embeddable proximity sensor. The Bi50-CP80 sensor features an extremely long sensing range, with a rated operating distance of 50mm to mild steel. This range can be achieved even with the sensor totally embedded in steel utilizing a rugged aluminum shield, which protects the sensor from false triggering. The unit is offered in AC, DC and 2-wire AC/DC versions, and is programmable for NO or NC operation. Turck Inc, 3000 Campus Dr, Plymouth, MN 55441. 800-544-7769. http://www.turck.com Circle 440.
Copyright © 1999 Adams Business Media, Inc. Would You Like A Reprint of
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Through-hole crystals. German precision quartz crystals are
being offered in the US for applications in wired and wireless telecom, video, audio,
computers and peripherals, electronic games and toys. Supplied in an H49/U package in both
low profile and SMD, the crystals range from 921 KHz to 150 MHz, 3.57 to 40 MHz
(fundamental vibration mode), 20 to 90 MHz (3rd overtone) and 50 to 150 MHz (5th
overtone). Jauch USA,8126 Brookwood Farm Rd, Fulton, MD 20759. 301-497-7670.
Gold clad wire. Metallurgically bonded gold clad wire
typically is thinner than filled types, and thicker than plated wire. This wire is offered
in 10 to 24K gold over copper and copper alloy, nickel-based alloys, or other cores such
as titanium and niobium. Thickness ranges from 25 micro-inches up to the entire cross
section. Suitable for applications requiring high-conductivity with superior contact- and
corrosion resistance. Anomet Products Inc, 830 Boston Turnpike, Shrewsbury,
MA 01545. 508-842-3069. Circle 444.
Wire marker kit. This self-contained permanent wire marker kit
features a portable heat gun, a wide selection of heat shrinkable white tubing and an
indelible marking pen. Tubing sizes in the kit are 3/16, 1/4-, 3/8- and 1/2-in. diameter,
with a 2:1 shrink ratio, and all pieces are 6-in. in length. The heat gun uses butane and
is refillable. All parts of the Mark-It kit are packaged in a plastic storage tray. Insultab
Inc, 50 Everberg Rd, Woburn, MA 01801. 800-468-4822. 
Metallized polyester film capacitors. Cylindrically-shapedSeries
MKT 68.5 capacitors incorporate axial leads with tinned, copperweld or copper wire. They
can handle 2,000 VDC/600 VAC up to 15,000 VDC/1,200 VAC, in capacitances to 0.022µF.
Insulation resistance is up to >=30,000, along with a dissipation factor of ¾0.8%@1
KHz. They are suited for use in power supplies, copiers and test equipment. Seacor
Inc, 123 Woodland Ave, Westwood, NJ 07675. 201-666-5600. 
DC power cables. Molded power plugs and cords are offered with
an array of options, starting with right angle or straight molded plugs. Outer diameter of
the connectors include 3.4, 4.0, 5.5 and 6mm, for use with 0.8, 0.9, 1.0, 1.3, 1.7, 2.0
and 2.5mm pin sizes, as now used in DC power jacks. OEMs also may specify wire gauge and
choose from a selection of UL approved wire. Connect-TechProducts Inc, 2533
North Carson St, Suite 1370, Carson City, NV 89706. 800-809-2751. 
Weather resistant rocker switches. The universal DC Series
58328 Rocker Switch contains a rugged internal gasket seal to protect against adverse
weather conditions and contaminants, such as salt, dirt and grease. Silver contacts
provide superior conduction over standard brass and copper contacts. The switches have the
option of dependent or independent lighting, lenses in four colors, and a variety of size
and circuit configurations. Cole Hersee Co, 20 Old Colony Ave, Boston, MA
02127-2467. 617-268-2100.