GAO Tek Inc.
Toronto M1B2K4  Canada
Feb 11, 2008 Designed for CATV system maintenance, Model GAO2002 measures 160 x 130 x 65 mm, weighs 368 g including battery, and offers more than 6 hr operating time. Signal level meter supports Level, V/A, Tilt, and Trunk Level testing as well as testing 2 channels at same time. It features level measurement range of 20 dBµV to 50 dBV with accuracy of ±2 dB and 0.5 dB resolution, 20 dBµV to 50 dBV carrier-to-noise (C/N) option range, and voltage input range of 1-100 V (ac/dc) with ±2 V accuracy.

GAO Tek Inc.
Toronto M1B2K4  Canada
Feb 01, 2008 With 160 x 130 x 65 mm size and less than 600 g weight, Model GAO1001 simultaneously supports 2-channel Level, V/A, Tilt, and Trunk Level testing. It features operating time of more than 6 hr, frequency range of 46-864 MHz, tuning resolution of 50 kHz, and ±50 ppm accuracy. Shockproof device has level measurement range of 30-120 dBV with accuracy of ±2 dB at 25°C and 0.5 dB resolution, and voltage input range of 1-100 V (ac/dc) with ±2 V accuracy and 1 V resolution.

GAO Tek Inc.
Toronto M1B2K4  Canada
Nov 07, 2007 Offering features suited for professionals in CATV industry, DS1151 (B) Super Signal Level Meter is capable of measuring and displaying amplitude at predefined frequency or carrier. Peak-hold level measurement feature in LEVEL and SPECTRUM mode can detect occasional disturbance, and unit is capable of testing analog, digital (QAM), and FM channels. It also supports C/N measurement, voltmeter functions, spectrum analysis, auto test, and data logging.

Laurel Electronics, Inc.
Costa Mesa, CA 92626
Feb 07, 2007 Laureate Model FR 6-digit panel-mount meter can display ac line frequency to 50.0000 or 60.0000 Hz with 0.0001 Hz resolution in few ac line cycles. Frequency signals in kHz range can be read with 0.01 Hz accuracy at up to 25 readings/sec. UL-listed unit's dual-channel signal conditioner can accept signals from proximity switches with PNP/NPN output, TTL/CMOS logic, magnetic pickups, contact closures, and other signals from 12 mV to 250 Vac.

Keithley Instruments, Inc.
Cleveland, OH 44139 1891
Oct 26, 2006 Model 3500 Portable RF Power Meter features frequency range of 10 MHz to 6 GHz and dynamic range of -63 to +20 dBm, enabling it to measure signals directly from device under test or through layers of cabling and fixtures. Data can be captured and transferred to computer via USB interface, allowing for trend or drift analysis. Internal power reference enables self-calibration. Meter can be powered from batteries, ac-dc converter module, or from computer via USB.

Hoyt Electrical Instrument Works, Inc.
Penacook, NH 03303 8798
Apr 06, 2006 Suited for use in harsh environments, 5000 Series monitors from PLC or transducer and requires no power. Gasket sealing design allows for quick modification and scale changes while maintaining instrument integrity. Made with UL 94V material, series is available in custom scales and features dustproof Lexan® construction. Accuracy on all dc and ac versions is ±2% of FS. All meters are 2,600 V RMS with 90° rotation and meet ANSI Specifications C39.1.

B & K Precision Corp.
Yorba Linda, CA 92887
Mar 11, 2005 Model 1856D features 50 ohm terminated input for use in high frequency VHF/UHF/microwave/cellular telephone systems, as well as standard 1 Mohm input for frequency measurements up to 100 MHz. Nine-digit display provides up to 10 nHz resolution to 3.5 GHz, 1 Hz resolution to 100 MHz, and 0.1 Hz resolution to 10 MHz. In Period Mode, unit measures period required for one cycle over range of 5 Hz to 3.5 MHz, while Totalize Mode permits counting of individual events.

KineticSystems Co., LLC
Lockport, IL 60441-2200
Apr 02, 2004 With 8 frequency measurement channels, P635 single-width, 3U module monitors pulse sources in 0.06 Hz to 100 kHz frequency range. Circuitry allows monitoring of varied frequencies without changing module settings. Filtering and hysteresis features ensure noise immunity, and AC or DC coupling of differential inputs is programmable on per-channel basis. Features include TTL inputs, differential input circuits, and programmable observation window.

B & K Precision Corp.
Placentia, CA 92870
Nov 25, 2003 Hand-held Models 103, 104, 105, and 106 utilize RF and microprocessor circuitry to detect audio/video wireless transmissions. Frequency detection ranges are 1 MHz to 3 GHz, 10 Hz to 3 GHz, 1 MHz to 3 GHz, and 30 MHz to 2.8 GHz, respectively. Users can simultaneously view signal strength on 16-section bargraph and detected frequency on LCD screen. All units include 4 selectable gate speeds, display hold, low battery indicator, and rechargeable NiCd battery pack.

Protek Test & Measurement
Englewood, NJ 07631
Jul 07, 2003 Model C3100 features RMS-232 capability for PC communications such as time stamp, data logging, and file storage. Duty Cycle, RPM, Time Interval, Period, and optional GPIB interface functions extend unit's applications. Programmable counter plots trend graphs that are viewable on LCD display and generates comparison, relative error, and min/max functions. Operable on line voltages from 85-270 V, unit is supplied with software to run with Window 95, 98, 2000, and ME.

B & K Precision Corp.
Placentia, CA 92870
Aug 15, 2002 Model 889 Synthesized Bench In-Circuit meter can be used to test inductors, capacitors, and resistors. It makes ac and dc voltage measurements, diode continuity checks, and LCR and ESR measurements at frequencies up to 100 kHz, with basic accuracy of 0.5%. When LCR measurement mode is selected, test frequencies of 100 Hz, 120 Hz, 1 kHz, 10 kHz, or 100 kHz may be selected on all applicable ranges. Dual display permits simultaneous measurements.

Brunelle Instruments Inc.
Saint Elie D'Orford Quebec J0B 2SO, CD   Canada
Mar 26, 2002 Hand-held Model 2606 offers measuring ranges of 0 to 1000 amps Ac/Dc, 0 to 1000 Vdc, 0 to 750 Vac (True RMS), resistance from 0 to 40 MOhm, capacitance range of 4 nF to 40 uF, and frequency from 100 Hz to 400 KHz. It also provides Continuity Test and Diode Test. 4000-count instrument, with impact-resistant case and electronic overload protection, is suited for use in field servicing, industrial maintenance, heating/refrigeration and power utilities.