Linear Technology Corp.    Milpitas, CA 95035
Dec 12, 2003 Model LT5546 monolithic IF (Intermediate Frequency) quadrature demodulator operates with one supply voltage as low as 1.8 V and accepts IF input signal from 40-500 MHz. It incorporates precision quadrature phase-shifter for accurate I/Q demodulation and low-distortion VGA with log-linear gain control range from -7 to +56 dB. Offered in 4 x 4 mm, 16-lead plastic QFN surface mount package, unit includes on-chip signal power detector with -30 to +8 dBm range.

Acqiris LLC    Monroe, NY 10950 1430
Dec 04, 2003 Model AP240 and AP235 multifunctional signal analyzer boards feature analyzer platform hosting reconfigurable on-board digital processing unit. Averaging firmware option performs synchronous dual-channel real-time averaging at 1 GS/s. They feature full front-end signal conditioning with up to 1 GHz bandwidth. Each channel has independent digitizer and separate programmable computing circuits using FPGA technology.

AutomationDirect.com    Cumming, GA 30040-9905
Dec 04, 2003 DIN-rail-mounted Series FC protects electronic equipment from electrical noise. Model FC-11 is a loop-powered signal conditioner/isolator for 4–20 mA signals. DC-powered Model FC-33 is a selectable signal conditioner/isolator for voltage/current signals with programmable ranges and LED indicators. Model FC-T1 offers conditioning, isolation, and cold-junction compensation for thermocouple/mV input signals. Loop-powered Model FC-R1, for RTD signals, offers selectable inputs.

Calex Mfg. Co., Inc.    Concord, CA 94520
Nov 19, 2003 Series 6202 provides precise excitation, amplification, and filtering for strain gage based measurement or control system. Housed in 1 x 2 in. case attached to mounting flange, unit provides fixed +10 Vdc excitation voltage with up to 30 mA of current making it capable of driving variety of load cell/strain gages. Gain values range from 2–2,965, and amplifier output is rated at -3 to +15 Vdc. Signal conditioner is powered by 24 Vdc with tolerance of 18–26 V.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Nov 14, 2003 DIN rail mount Model 8161A provides conditioned output signals for test, measurement, and process control. Two concurrent outputs offer ability to conduct measurements and control processes, while simultaneously monitoring or recording. Analog voltage and current mode outputs are provided. Built-in shunt calibration resistor with pushbutton actuation simplifies test setup. Unit is suited for installation in control panels or fabricated skid systems.

EM Microelectronic-US    Colorado Springs, CO 80918
Nov 07, 2003 Used as programmable link between 1-4 resistive sensors and microcontroller, EM6415 A/D converter calculates conversion parameter and profile coefficients after unit is exposed to calibration signal/profile, then stores them in external EEPROM. Features include high sensor adjust with 14 effective bits, full sensor system on chip, and 4-sensor channel multiplexer. It also offers programmable dual slope converter and sensor offset, gain, and linearity adjust.

Invensys    Foxboro, MA 02035
Nov 06, 2003 High-density, DIN rail-mounted Model WV418 accepts RTD inputs and provides analog output proportional to input signal. It is field configurable via DIP switches for 2/3/4 wires, Pt100 RTDs of either alphas of 0.00385/0.00392, and copper Cu10 RTDs. Analog outputs include 0-10 Vdc and 0-20 mA, configurable for 95% of range. TouchCALâ„¢ technology replaces mechanical/thermal variability of potentiometers and enables 100% adjustment of setpoints and deadbands.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Oct 10, 2003 Model 8159A 1/8 DIN, panel mount signal conditioner provides transducer excitation and signal conditioning with analog output. It includes front panel readout, 2 high and 2 low programmable set points, peak and valley monitoring, front panel calibration, and individual LED function status indicators. Optional features include 4-20 mA output, set point relay contacts for event alarm, shutdown, or control, and RS232 serial communications output.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Oct 10, 2003 Model 482C, available in 1, 4, or 8 channel configurations, offers keypad control and utilizes dot matrix display with option for RS-232 computer control setup. Normal power operation is 10–15 Vdc, but, with power adapter, unit can be used with 12 Vdc, 28 Vdc, or 115 Vac/230 Vac power source. Optional features include fixed gain, clamped output for repetitive pulses, integration, filtering, and switched output.

Sensotec, Inc.    Columbus, OH 43228
Oct 07, 2003 Microprocessor-based Model SC2000 AM provides 1 or 2 channels and is calibrated against 8.5-digit, traceable digital voltmeter. Conditioner presents test and reference load cell measurements on split-screen display. Its 22-bit processor offers 19 bits of resolution that measures signals from up to 2 load cells. Unit connects to computer running load cell calibration software to generate certificates and store and retrieve calibrated load cell data.

Linear Technology Corp.    Milpitas, CA 95035
Oct 06, 2003 Models LT5515 and LT5516 Direct Conversion Quadrature Demodulators integrate signal splitter, 2 high linearity down-converting mixers, local oscillator quadrature generator, and 260 MHz bandwidth output buffers with single-pole, low pass filters on each output. Model LT5515 operates over input frequency of 1.5-2.5 GHz, and Model LT5516 operates with RF input from 0.8-1.5 GHz. Units simplify design for cellular basestations and microwave satellite links.

Fairchild Semiconductor Corp.    South Portland, ME 04106
Sep 18, 2003 Model FMS6417 is a 5-channel video reconstruction filter that includes selectable RGB high definition and standard definition filters with Y, C, composite, and modulator outputs. Integrated product combines video line drivers, sound notch, and multiple video input/output standards on one chip. Offered in 32-Pin LQFP package, monolithic device can be used for anti-aliasing or reconstructive filtering for RGB, component, S-video, and composite video signals.

Diversified Technologies, Inc.    Bedford, MA 01730
Sep 10, 2003 PowerMod™ Solid-State Radar Upgrades replace switch and voltage regulator tubes and crowbars up to vacuum electron devices with high voltage modulators and power supplies. Featuring >.01% pulse-to-pulse stability, they have produced 300–500,000 hr MTBF. Qualified for shipboard and ground applications, upgrades can provide multi-megawatts average power, pulse widths from 100 ns to milliseconds, and frequencies over 100 KHz.

JP Sercel Associates, Inc.    Manchester, NH 03102
Sep 10, 2003 Model UM-VA UV Excimer Laser Variable Beam Attenuator allows laser users to perform optics adjustments at low laser power settings for safer conditions. Dynamic range is nominally from 5-90% plus 100% transmission, while typical transmission range is less than 2% to greater than 94%. Variable transmission filter allows wide range of energy adjustment. Manual or motorized versions are available, with standard or zero beam walkoff configurations.

Eurotherm Controls    Leesburg, VA 20175
Sep 09, 2003 DIN rail mount model WV448 utilizes TouchCALâ„¢ technology and provides proportional, selectable DC output. Powered by 9–30 Vdc, unit is field configurable via DIP switches for bridge/strain gauge inputs from ±5 to ±200 mV. Excitation voltage range is 1–10 Vdc @ 120 mA, and outputs can be field-configured for DC signal ranges of 0–10 V, 0–20 mA, or 4–20 mA. All ranges have zero and span adjustability of up to 95% of range via pushbutton.

ACCES I/O Products, Inc.    San Diego, CA 92121 1506
Sep 03, 2003 Model 104-AIM-32A Kit, consisting of signal conditioning mux and A/D board pair, offers 32 single-ended or 16 differential inputs with flexible gain for use with thermocouples, RTDs, load cells and strain gages, and 4-20mA inputs with fault detection. All sensor signals are conditioned, amplified, and calibrated, then digitized by 12-bit, 8-input A/D board. Up to 8 signal conditioning boards can be stacked together to realize 256 inputs, multiplexed into 8 channels of board.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Aug 21, 2003 Model 480B21 portable, 3-channel ICP® sensor signal conditioner features frequency response from 0.15 Hz to 50 kHz. Fault indicator alerts of battery condition and potential sensor or input cable problems. Unit includes BNC input and output connectors, 4-pin triaxial sensor input connector, external power input for use with optional AC power supply, and 12 V auto-lighter DC power adapter.

National Instruments Corp.    Austin, TX 78759-3504
Aug 12, 2003 Portable signal conditioning module, Model SCC-SG24 provides built-in 10 V excitation, allowing research and design validation engineers to use signal conditioning tools to measure full-bridge sensors. Dual channel module provides amplification and filtering for guaranteed level of measurement accuracy. SCC carrier fits under laptop and can be combined with E Series DAQ device for laptops to create portable data acquisition system.

International Mfg. Services, Inc.    Portsmouth, RI 02871 2435
Jul 31, 2003 Thermally conductive thick-film chip resistors and attenuators, characterized at 10, 20, and 40 GHz frequency bands, mount face down on circuit board or hybrid substrate. Resistor element is within same plane as rest of circuit to minimize capacitive effects of wraparound termination. Aluminum-nitride power-chip terminations offer 50 ohm performance into millimeter frequency bands. Metal terminations are available in platinum, silver, and gold.

PCB Piezotronics Inc.    Depew, NY 14043 2495
Jul 25, 2003 Models 478A16 and 478A17 offer operation of 16 simultaneous channels in one 19 in., rack-mountable chassis. Building block architecture permits addition of features such as gain, filtering, output channel switching, keypad adjustment and control, DC voltage operation, RS-232, and IEEE-488 computer interface. Available in 100–240 Vac power, products support daisy linking of multiple chassis and include DC offset null adjustment and overload indicators.