STMicroelectronics
GENEVA   Switzerland
Mar 14, 2007 Housed in crystal packages, Models M41T83 and M41T93 are pre-calibrated to ±5 ppm. Model M41T83 includes 400 kHz I2C interface, while Model M41T93 uses 10 MHz SPI bus. Units feature 12 bytes of NVRAM, oscillator-fail detection circuit, and analog calibration register that allows user to override factory calibration settings. Auto-reload counter/timer can be used with 1 of 4 user-selectable source clocks to generate timing waveforms and provide periodic processor interrupts.

Connor-Winfield Corp., The
Aurora, IL 60505
Jan 03, 2007 Single-chip Model STC4130 accepts 12 reference inputs and generates 8 independent synchronized output clocks, which may be programmed for wide variety of SONET and SDH frequencies. Reference input frequencies are automatically detected, and inputs are individually monitored for quality. Providing 0.1 ppb hold over accuracy, Model STC4130 supports master/slave operation with SyncLink(TM) cross-couple data link for master/slave redundant applications.

Texas Instruments, Inc., Semiconductors
Dallas, TX 75243
Nov 28, 2006 Manufactured on 130 nm process technology, SN74SSTE32882 integrates 28-bit, 1:2 configurable registered buffer; register; and phase-locked loop (PLL) for DDR3 registered dual in-line memory modules (RDIMMs). Clock and control outputs can be programmed with differing drive strengths. Along with full support for parity features as well as spread spectrum clocking, single-chip device offers data rates of 800-1,066 mega transfers per second (MT/s).

Pyramid Technologies, LLC
Meriden, CT 06450
Oct 30, 2006 Set up using plug and play connections, Clocks in a Box provides businesses with everything needed to implement facility-wide standard time. Pre-engineered synchronous time system includes one Model 7000 Master Control, 4 analog synchronous clocks, and one digital synchronous clock. System also includes 24 V bell with scheduling software capable of 300 events; wire for bell operation; and cables with necessary connections.

Control Company
Friendswood, TX 77546
Jul 03, 2006 Battery-operated Traceable® Radio Controlled Atomic Clock, which measures 2½ x 3 x 1½ in., is accurate to 1/10,000 of 1 sec at all times. It receives radio signal directly from NIST atomic clock, which is accurate to one hundred billionth of 1 sec, and displays time on backlit LCD with ½ in. high digits that are readable from over 10 ft away. Radio signal automatically adjusts for AM/PM, 24 hr time, day/date, daylight savings time, leap year, and leap seconds.

Multigig, Inc.
Scotts Valley, CA 95066
Jun 09, 2006 RotaryWave(TM) on-chip clock technology enables semiconductors to achieve optimal performance by delivering high-resolution, low-noise timing signals with minimal power. Without requiring any manufacturing changes for implementation, it works on all existing manufacturing processes and technologies. Clock scales with advanced processes, utilizes Mobius timing generator, and exhibits tolerance to substrate, power supply, and radiated noise.

Pyramid Technologies, LLC
Meriden, CT 06450
Mar 30, 2006 Housed in ABS case, Model 5200 is designed for use with Model 7000 Master Controller, which can directly power and synchronize analog and digital clocks. It features scratch-resistant polycarbonate lens and silent sweeping second hand, as well as 58th minute, 59th minute, and binary coded decimal correction. Provided with all necessary wiring for installation, clock is suited for schools, hospitals, factories, government offices, and corporations.

Classic Construction Images
Beaverton, OR 97008
Oct 27, 2005 Featuring solid stainless steel case and molded rubber carrier, Cat® Clip Watch remains protected while secured to any convenient area: belt, harness, tool belt, strap, or pocket. Design combines function, comfort, and durability for safety and protection during work or leisure activities.

Symmetricom Inc.
San Jose, CA 95131
Jul 05, 2005 Rackmount 1U Model XL-GPS provides time and frequency signals and global positioning system to support test and measurement, data acquisition, central timing systems, process automation, and range timing applications. Instrument delivers variety of signal outputs synchronized to Coordinated Universal Time with stability of atomic clock. Outputs include 1 pps, IRIG-B time code, and rate outputs to 10 MPPS. Management and control is facilitated with network interface.

TechNote Time Watch Co
Ocala, FL 34471
Mar 08, 2005 Suited for electrical and electronics professionals, HangTime ACDC Watch can be clipped to belt loop, truck mirror, or toolbox. It features DC Ohm's law and power formulas etched onto flip down cover, and AC Ohm's law, power formulas, and resistor band color chart on watch face. With heavy steel construction, silver finish, and leather detail, watch includes Seiko movement and sweep-seconds hand.

Tekelec Systèmes
LES ULIS CEDEX 91 953  France
Oct 22, 2004 Epsilon Dual GPS Clock® incorporates technology required to ensure maximum and permanent reliability of synchronization. Housed in 19 in./1U chassis, fully redundant product switches between clocks with no phase jump and features local or remote (IP) monitoring. Based on dual OCXO oscillators and fitted with dual ac/dc power supply, receivers track up to 12 satellites each, with external reference backed up at 10 MHz or 1 pps.

Control Company
Friendswood, TX 77546
Jun 30, 2004 Traceable® Indoor/Outdoor Clock tells time of day to the second and temperatures from -20 to 40°C and -4 to 104°F with ±1.5°C accuracy. Impact-resistant ABS case is O-ring sealed making it suited for washdown areas, outdoors, and harsh environments. Clock hands and sweeping second hand with 0.01% quartz-crystal accuracy can be read at 15 ft. Case diameter is 7 in. and dial diameter is 5 in. Wall mount, screw, and AA battery are included.

Spectracom Corp.
Rochester, NY 14623
Jun 01, 2004 Wireless clocks eliminate need for hardwiring, allowing flexibility in clock displacement. Event alert feature enables clocks to signal when specific events are taking place. Combined with proprietary NTP Time Server, clocks can be synchronized and programmed with computer network systems to record time documentation in order to support project data and insurance or legal claims.

Primex Wireless
Lake Geneva, WI 53147
Mar 04, 2004 GPS Wireless Clock System synchronizes all wall clocks, computer clocks, and bell tones in single system. GPS receiver, which mounts on rooftop, pole, or window, picks up time signals, and sends them to receiver. GPS receiver plugs into transmitter and can reside anywhere up to 200 ft away. Using licensed FCC FM radio signal, transmitter rebroadcasts time signal to Wireless Clocks throughout facility. Each transmitter can cover 250,000 sq-ft.

Primex Wireless
Lake Geneva, WI 53147
Mar 04, 2004 GPS Wireless Clock System consists of GPS receiver, transmitter, and system clock. Once clock is connected to power source, system never requires manual adjustment. Red indicator light on face of clock indicates receipt of synchronized time signal, and front-accessible control panel enables selection of alternating time and date options as well as 12 or 24 hr fields. Power supply runs on 120 Vac source.

Control Company
Friendswood, TX 77546
Feb 11, 2004 With accuracy to 1/10,000 of one second, Traceable® Digital Radio Atomic Wall Clock displays time in AM/PM or 24-hr time with month, date, day of week, and ambient temperature in °C and °F. Radio signal from NIST in Colorado automatically adjusts clock to precise time, daylight savings, leap year, and leap seconds. Individually serial-numbered Traceable® Certificate indicates traceability to standards provided by NIST. Unit measures 8¾ x 9¼ x ¾ in.

Connor-Winfield Corp., The
Aurora, IL 60505
Dec 22, 2003 Measuring 2.05 x 1.25 x .75 in., SM3E timing module provides clock output that meets/exceeds Stratum 3E specifications given in GR-1244-CORE, GR-253-CORE, and ITU-T G.812. Complete system clock module features 8 auto select input references from 8 kHz to 77.76 MHz; phase build-out; and 3 CMOS outputs, 8 kHz to 77.76 MHz. Other offerings include hitless reference switching, master/slave operation with phase adjustment, and manual/autonomous operation.

Lathem Time Corporation
Atlanta, GA 30336 2801
Sep 01, 2003 Model 5000E Plus performs time recording to track and control payroll; date/time stamping to imprint documents for time-sensitive identification; and 8-digit numbering for tracking sequential documents. Unit features large print window, 13 preset comments, and 3-button user programming. It offers perpetual calendar, automatic daylight savings and leap year adjustments, optional battery for operation during power failure, and 3-year memory back up.

Control Company
Friendswood, TX 77546
Aug 25, 2003 Traceable® Futuristic Clock/Thermometer/Humidity is visible from up to 20 ft. Display shows precise quartz-crystal timing with 0.01% accuracy, temperatures from -37 to +47°C and -34 to +116°F with 1.5°C accuracy, and relative humidity from 8–92% with ±5% accuracy. Low-profile, ABS impact-resistant case measures 12½ x 11 x 1 in. Clock dial diameter is 9 in., and temperature and humidity dials have diameter of 3 in. Unit is traceable to NIST standards.

Lathem Time Corporation
Atlanta, GA 30336 2801
Aug 20, 2003 Model 7000E calculates worked time between punches and prints accumulated totals directly on time card for up to 50 active employees or jobs. It also calculates actual or rounded time, and supports automatic break deduction. Unit prints in AM/PM, 24 hr, or 1/100th of an hour, and adjusts for short months, leap year, and daylight savings. Internal lithium battery maintains time, card totals, and program settings for up to 5 years without power.