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.

Measurement Computing Corp.
Norton, MA 02766
Feb 19, 2007 Based on 9513 Series chip, 5-channel, 16-bit Model USB-4301 features one 8-bit dedicated input port and one 8-bit dedicated output port. Model USB-4303 is based on two 9513 chips and provides 10 channels. Packaged in impact-resistant ABS plastic enclosure measuring 5 x 3.5 x 0.4 in., both modules have 2 rows of 24 clearly labeled screw terminals for wiring in lab or in field.

Control Co.
Houston, TX 77258 8307
Feb 01, 2007 Programmable in .01-99.99 sec, 1-9,999 min, or 1-9,999 hr intervals, Model 1 Walkaway(TM) Turn-off Controller counts up and turns any piece of equipment off at end of set time period. Model 2 Walkaway Repeat Turn-on/Turn-off Controller, programmable for 1-99 sec/min/hr intervals, counts up and turns any piece of equipment on for programmed time and off for different programmed time. Repeat feature continues cycling until manually stopped. Both models are NIST Traceable®.

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).

Laurel Electronics, Inc.
Costa Mesa, CA 92626
Nov 15, 2006 Timing events from 1 µs to 999,999 hr, Laureate Model FRS, 6-digit panel-mount timer displays event times in ms, sec, min, or hr. Accumulated time from multiple events can be tracked and displayed, automatically stored in non-volatile EEPROM even in absence of power. Featuring dual-channel signal conditioner accepting signals from 12 mV to 250 Vac, timer has 2 modes allowing start and stop pulses to be measured on same or different channels.

Control Co.
Houston, TX 77258 8307
Nov 14, 2006 Measuring 2½ x 2 x 7/8 in., Traceable® Nano(TM) Timer displays countdown alarm timer/stopwatch time, and time of day with press of button. Unit can count down or up to 23 hr, 59 min, 59 sec on 2 timing channels. For repetitive tests, 2-channel memory automatically returns display to original programmed time. Timer features high-decibel alarm that sounds for 1 min and 3/8 in. high digits that may be read from 10 ft. It comes with battery, clip, stand, and magnet on back.

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
Sep 01, 2006 Housed in chemical-resistant, ABS plastic case, SX-Timer(TM) and Quick-Timer(TM) are adjustable from 0-60 min in 1 min increments. Turning pointer to desired countdown setting automatically winds timers. Indicating pointer always shows exact time remaining, and 5-sec bell rings at zero. Measuring 2½ x 1 in., Quick-Timer is blue and white with magnet on back. SX-Timer measures 2¼ x 1 in. and is translucent blue and white. Both are supplied with lanyard and keychain.

ACCES I/O Products, Inc.
San Diego, CA 92121 1506
Aug 09, 2006 Measuring 3.550 x 3.775 in., Model USB-CTR-15 features 5 fully undedicated 82C54 counter/timer chips, each with 3 independent, software-programmable, 16-bit counters. True USB 2.0 device offers plug-and-play operation, enabling users to add portable counter/timer capabilities to any PC or embedded system with USB port. Unit is suited for event counting, frequency measurements, position measurement, pulse counting, PWM, and pulse generation.

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.

Pyramid Technologies, LLC
Meriden, CT 06450
Jun 26, 2006 Integrating 58th Minute Correction Generator with Model 7000 Master Controller or Time and Attendance System, Dual Technology Master Controller provides correction signals for older technology clocks as well as analog and digital clocks. It includes automatic daylight savings time adjustment, battery backup, and programmable bell schedules. System uses low voltage raceway wiring versus 110 Vac conduit and enables new clocks to be plugged into existing circuits.

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.

Omega Engineering, Inc. - omega.com
Stamford, CT 06907-0047
Apr 10, 2006 Model PTC-13 offers 11 operating modes applied to 2 timed output relay contacts. When only one timer is being used, other output acts as set of instantaneous changeover contacts. Single model, packaged in 1/16 DIN, IP65-rated housing, provides timing from 0.1 sec to 100 hr. In addition to 4 timing ranges and selectable up/down timing, unit features dual LED displays, external hold and reset, password security code, and programmable reset function.

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.

Amperite Co., Inc.
Union City, NJ 07087
Dec 13, 2005 Hockey-puck style Series ADOD operates auxiliary equipment such as radios, computers, and lamps for specified time after engine has been turned off, yet prevents discharge of battery should operator forget to manually shut down equipment. Unit features solid state digital circuitry, 40 A SPST NO relay contact, 11-16 Vdc vehicular voltage range, 45 min fixed timing cycle, and temperature range of -40 to +70°C.

Skuttle Mfg. Co.
Marietta, OH 45750 8718
Dec 09, 2005 Humidifier Automatic Flushing Timer, Model S-HAFT, is used to flush accumulated mineral deposits from central-system steam- and reservoir-type humidifiers. Unit may be programmed to perform 10-, 20-, or 30-sec flushes at 2-hr intervals, using total of 1.5, 3.0, or 4.5 gal of water per day, respectively. Painted steel body measures 2 13/16 x 2 13/16 x 2 13/16 in., and installation package includes 15 ft of 3/8 in. ID tubing as well as mounting hardware.

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.

Exar Corp.
Fremont, CA 94538
Oct 25, 2005 Designed for use with SDRAM modules, clock driver Models XRK32510 and XRK39910 accurately align feedback output to clock input signal ensuring zero delay through IC. Each device distributes 1 clock input to bank of 10 outputs, resulting in low-skew, low-jitter copies of each clock. Model XRK39910 offers 8 zero delay outputs with less than 250 ps of output-to-output skew, selectable positive or negative edge synchronization, and jitter of less than 200 ps peak-to peak.

Hoyt Electrical Instrument Works, Inc.
Penacook, NH 03303 8798
Sep 19, 2005 Multifunctional EZM-4450 (1/16 DIN), EZM-7750 (1/8 DIN), EZM-4950 (1/8 DIN), and EZM-9950 (¼ DIN) can count up on 1 or 2 channels or subtract one from the other. Equipped with two 6-digit displays and on-board sensor power supply, products accept NPN, PNP, encoder, or dry contact input signals; have 2 set points, and communicate via RS-232 serial communication (MODBUS) or optional RS-485. Time range is programmable from 0.01 sec to 999.99 hr.