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FM
Amplitude remains constant as frequency is varied, Frequency Modulation.
- LBA Group, Inc
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CAMI® Broadband AM Isocouplers
LBA Technology’s CAMI® series of new-concept low, medium, and high power broadband isolators are the modern way to mount additional antennas on “hot” AM towers. These broadband colocation systems offer a simple, economical solution to take full advantage of existing vertical real estate. The LBA CAMI® isocoupler family supports any combination of RF carriers from DC to 2700 MHz or more, and conservative RF power levels to 40,000 watts at FM.
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Modulation Analyzer
8201A
The Model 8201A provides precision modulation and audio analysis in a single, easy-to-operate package. Measures AM, FM, PM, carrier and audio frequencies, SINAD, distortion and carrier level.
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Electronic Safe & Arm Devices
Excelitas Technologies specializes in the design, manufacture, and testing of MIL-STD-1316 compliant Electronic Safe and Arm Devices (ESAD), Electronic Safe, Arm and Fire Devices (ESAF), and Firing Modules (FM) for safe fuzing requirements of both legacy and next-generation missiles and munitions. Our dedicated staff of research and design experts use the latest advances in technology to design smaller, lighter, and more cost effective ESAFs and FMs to meet evolving requirements of newer more sophisticated weapon systems. Capabilities include a line of components and subsystems that have been qualified for hard target penetration environments and next-generation smaller-class munitions.
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Spectrum Analyzer
The Spectrum Analyzer software is designed to analyze RF signals with a frequency of up to 10 GHz in automated testing programs, to study periodic signals in the RF and microwave ranges in the frequency domain, as well as to analyze the parameters of signals with analog modulation (AM, FM, PM).
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PXIe-5673E, 6.6 GHz PXI Vector Signal Generator
781263-01
6.6 GHz PXI Vector Signal Generator—The PXIe‑5673E is a wide-bandwidth module that, when combined with the appropriate software, can generate a variety of signals. With the Modulation Toolkit for LabVIEW, it can generate different waveforms including AM, FM, CPM, ASK, FSK, MSK, PSK, QAM (4‑, 16‑, 64‑, and 256‑QAM), multitone signals, arbitrary waveforms, and many others. In addition, you can combine these vector signal generators with standard-specific software to generate signals for GPS, GSM/ EDGE/WCDMA, WLAN, WiMAX, DVB‑C/H/C, ISDB‑T, ZigBee, and others. With PXIe‑5673E stream‑from‑disk capabilities, you can generate continuous waveforms that are up to several terabytes in length.
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Coverage Products
For over 35 years Bird has designed, manufactured, and sold distributed antenna system networks. Our current blend of products can support wireless voice and data services (GSM, EDGE, UMTS, CDMA, LTE) as well as other applications such as broadcast and public safety communications (FM, TETRA, P25).
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NDX OOB Gateway
The Kronback Tracers NDX OOB Gateway is placed in the headend for NDF/NDR - narrowband digital forward/return interfacing. It consists of 3 NDF inputs (70 to 866 MHz) and 6 NDR outputs (5 to 65MHz). Each of the 3 NDF inputs transmits one narrowband range up to mode 7 (25.6 MS/s), including the full FM band 87.5 to 108 MHz. Each of the 6 NDR connectors outputs up to three narrowband signals from the RPD with a bandwidth up to mode 6 (5.12MS/s).
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RF Telemetry Receivers, Tracking Receivers, Down Converters
Lumistar offers single PCI slot multi-band FM receivers. The same product in a “drive Bay” configuration is available. All Lumistar FM receivers can come without the FM demodulator use as antenna tracking receivers or for use as down converters used with an IF receiver for multi-mode digital combining and demodulation. Dual channel versions are also available.
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Phase Noise Measurement Solution, 50 kHz to 110 GHz
E5505A
The Keysight Technologies E5500 Series of phase noise measurement solutions offers the most flexible set of measurements on one-port VCOs, DROs, crystal oscillators and synthesizers. Two-port devices, including amplifiers and converters, plus CW, pulsed and spurious signals can also be measured. The E5500 measurements include absolute and residual phase noises, AM noise, and low-level spurious signals. The stand-alone instrument architecture easily configures for various measurement techniques, including the PLL/reference source technique, residual and FM discriminator methods.
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Limits and Scanners
Watlow Electric Manufacturing Company
Various configurations offer user-selectable or fixed-configuration sensor options including thermocouple, process, RTD and thermal switch inputs as well as user-settable or fixed limit values. Models with displays have user-selectable temperature units. Other features include sensor break protection, industry standard I/O options and UL® and CSA approval. EZ-ZONE models are RoHS compliant. Limits have FM approval for performance in safety limit applications. Watlow limits are designed and manufactured to withstand harsh industrial environments and come with a three-year warranty.
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High-Power Digital Wattmeters
The Coaxial Dynamics High-Power Digital Wattmeters are designed for the accurate measurement of complex RF Waveforms such as CDMA (Code Division Multiple Access), DAB (Digital Audio Broadcast), DTV (Digital TV) and HDTV (High Definition TV), as well as CW, AM and FM.
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PXIe-5673E, 6.6 GHz PXI Vector Signal Generator
781340-03
6.6 GHz PXI Vector Signal Generator—The PXIe‑5673E is a wide-bandwidth module that, when combined with the appropriate software, can generate a variety of signals. With the Modulation Toolkit for LabVIEW, it can generate different waveforms including AM, FM, CPM, ASK, FSK, MSK, PSK, QAM (4‑, 16‑, 64‑, and 256‑QAM), multitone signals, arbitrary waveforms, and many others. In addition, you can combine these vector signal generators with standard-specific software to generate signals for GPS, GSM/ EDGE/WCDMA, WLAN, WiMAX, DVB‑C/H/C, ISDB‑T, ZigBee, and others. With PXIe‑5673E stream‑from‑disk capabilities, you can generate continuous waveforms that are up to several terabytes in length.
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USRP-2901, 70 MHz to 6 GHz, 2-Channel USRP Software Defined Radio Device
784040-01
70 MHz to 6 GHz, 2-Channel USRP Software Defined Radio Device - The USRP‑2901 is a tunable RF transceiver with full-duplex, MIMO operation. It offers bus-powered connectivity with USB 3.0 or USB 2.0. You can also use the NI USRP‑2901 for the following communications applications: white space; broadcast FM; public safety; land-mobile, low-power unlicensed device (ISM) bands; sensor networks; amateur radio; or GPS.
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Universal Radio Test Set for FM and AM Radio Stations of the VHF Band
RST-430
RST - 430 Radio-Communication Service Tester is designed for maintenance and repair of FM and AM radio stations operating in the HF and VHF bands. It is a multipurpose radio measuring device for maintenance of communication equipment in indoor and field conditions.
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PXI-5651, 3.3 GHz RF Signal Generator
779670-01
3.3 GHz PXI RF Analog Signal Generator—The PXI‑5651 features continuous-wave generation capabilities with FM, 2‑FSK, or OOK modulation. It uses direct digital synthesis (DDS) for high-resolution frequency hopping or phase-continuous sweeping for fixture and device characterization applications. The PXI‑5651 is ideal for clocking nonstandard sample rates, such as WCDMA signals at baseband or intermediate frequency (IF). With these versatile signal generators, you can perform analog and digital modulation through the onboard DDS circuit, which gives you frequency modulation and frequency-shift keying for applications such as bit error rate test, antenna testing, or even keyless entry. You can also perform amplitude modulation using on-off keying.
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Universal Transmitter
Model LXT-380
Teledyne Analytical Instruments
The Model LXT380 transmitter is a single or dual channel, intelligent, multi-parameter designed for the online continuous measurement of pH, ORP, Specific Ion (pION), dissolved oxygen, free chlorine, total chlorine, conductivity and resistivity. The Model LXT380 Tramsitter digitally communicates with the SP3X digital sensor, automatically configuring the trasmitter's menues and display screens to the measured parameter. The LXT380 tramsitter can be Loop powered or 4-wired DC powered. The standard configuration has a 4-20 mA and a serial communication port with MODBUS RTU output. Alarm relays option is only available on 4-wired DC powered transmitters. LXT380 Transmitter loop is available in FM, ATEX and IECEx certifications.
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Sub-bottom Profiling
The EdgeTech Sub-bottom Profiling System is a wideband Frequency Modulated (FM) sub-bottom profiler utilizing EdgeTech’s proprietary Full Spectrum CHIRP technology. The systems generate high-resolution images of the sub-bottom stratigraphy in oceans, lakes, and rivers.
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High Performance Function/Arbitrary/Pulse Generator 25MHz Or 50MHz, 1 Or 2 Channels
TG251xA/501xA Series
One or two channels0.001mHz to 50MHz/25MHz range; 14 digits or 1uHz resolution.Standard waveforms include sine, square, ramp, pulse, sin(x)/x, noise, exponential, logarithmic and PRBS.True pulse generator with variable delay and variable rise/fall.Arbitrary waveforms of up to 128K points at up to 125MS/s.Waveform storage using USB flash drives.Large graphic LCD with simultaneous text and waveform display.Comprehensive internal and external digital modulations including AM, FM, PM, PWM, FSK, BSPK, Sum and PRBS.20mV to 20V pk-pk output from 50Ohms ; plus multi function aux. out.Storage for multiple instrument set-ups in non-volatile memory.Waveform Manager Plus for Windows software included.Programmable via USB and LAN (LXI) interfaces; GPIB optional
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QAM DVB Analyzer
Wuhan Sunma Technology Co., Ltd.
QAM Analyzer designed for both installation and maintenance of HFC system. Measure and display main parameters in DVB testing (channel power, MER, BER, Constellation Diagram), signal level on any frequency, amplitude of the carriers singly in the whole system range, and etc. The Analog, QAM and FM channel can be set and tested efficiently; it also supports HUM measurement, C/N measurement, voltmeter function, spectrum analysis and data logging. Also it is easy for user to obtain a report of test data via PC or printer through toolbox software.
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Handheld RF Spectrum Analyzer With 1MHz To 1.3 Or 2.7GHz Bandwidth Options
PSA Series 3
1MHz to 1300MHz or 2700MHz frequency rangeResolution bandwidths of 300Hz to 10MHz 1:3:10-105dBm typical noise floor at -40dBm reference levelMeasurement in dBm or dBμV, mV or μWZero span mode with AM and FM audio demodulationTrace modes of normal, peak hold and trace averageLive, View (copy) and Reference traces in contrasting coloursTwin markers with readout of absolute & difference valuesSmart marker movement with selectable peak trackingFrequency counter with 10Hz ResolutionFrequency presets and independent state storageAuto-find automatically sets sweep parameters for the highest signal foundUnlimited storage for waveforms, set-ups and screensUser assignable file names, file stamping from real-time clockUSB interfaces for Flash drives and PC connectionComprehensive status and context sensitive help screensMore than 3 hours continuous operation from a chargeSmaller and lighter than other spectrum analyzers (weight only 0.58 kg)
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PSG Analog Signal Generator, 100 kHz to 67 GHz
E8257D
Address your toughest requirements with metrology-grade frequency & level accuracy with excellent distortion & spurious characteristicsTest high-power devices & overcome test system losses with 1 W output powerAddress the demanding needs of Doppler radar, ADC & receiver-blocking tests with the PSG's extremely low phase noiseCharacterize devices & circuits by adding AM, FM, PM & pulse modulation to your signalMeet test system needs up to 1.1 THz with frequency extender modules
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PXIe-5672, 2.7 GHz, 20 MHz Bandwidth Digital Upconverter Included, PXI Vector Signal Generator
779900-03
2.7 GHz, 20 MHz Bandwidth Digital Upconverter Included, PXI Vector Signal Generator —The PXIe‑5672 features quadrature digital upconversion, which reduces waveform download and signal generation time. It is a general-purpose vector signal generator that can generate standard modulation formats such as AM, FM, PM, ASK, FSK, MSK, GMSK, PSK, QPSK, PAM, and QAM. The PXIe‑5672 delivers a highly flexible and powerful solution for scientific research, consumer electronics, communications, aerospace/defense, and semiconductor test applications as well as emerging areas including software defined radio, radio frequency identification (RFID), and wireless sensor networks. For specific communications standards, you can use various software add-ons to generate modulated signals according to standards such as WCDMA, DVB‑H, and ZigBee.
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FM Multiplex Decoder
Model 514
Inovonics’ INOmini 514 is a standalone decoder for FM-stereo multiplex signals. It accepts a demodulated FM-baseband input and decodes the signal to discrete left and right channel audio. The recovered stereo program is available as a professional line-level balanced output, and also as an AES digital audio signal.
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Digital Wattchman Monitor/Alarm Systems
Model 91091
The Coaxial Dynamics 'Digital Wattchman' Rack Mounted Station Monitor/Alarm is similar in function and appearance to our 81090 Series except it is designed for the accurate measurement of complex RF Waveforms such as CDMA (Code Division Multiple Access), DAB (Digital Audio Broadcast), DTV (Digital TV) and HDTV (High Definition TV), as well as CW, AM and FM.
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PXIe-5650, 1.3 GHz RF Signal Generator
781215-01
The PXIe‑5650 features continuous-wave generation capabilities with FM, 2‑FSK, or OOK modulation. It uses direct digital synthesis (DDS) for high-resolution frequency hopping or phase-continuous sweeping for fixture and device characterization applications. The PXIe‑5650 is ideal for clocking nonstandard sample rates, such as WCDMA signals at baseband or intermediate frequency (IF). With these versatile signal generators, you can perform analog and digital modulation through the onboard DDS circuit, which gives you frequency modulation and frequency-shift keying for applications such as bit error rate test, antenna testing, or even keyless entry. You can also perform amplitude modulation using on-off keying.
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FM Tokenless Transmitter & Receiver
MS 1522
Transmitter and Receiver units are designed to work at 24V DC voltage (nominal) with variation between 19.2 V to 28.8V. The system is designed to work with carrier frequency 1800/2700 Hz and modulated frequency 65Hz/85Hz. For 1800Hz Carrier Frequency RED border is used in Front Panel and for 2700Hz Carrier Frequency BLUE border is used in Front Panel. Maximum power consumed by transmitter and receiver are 1.2W and 8W, respectively. Sense level for receiver is less than –19 dBm and No sense level for receiver is more than –22 dBm with 1mw (0 dBm) transmitter power. The equipment is designed to work satisfactorily with temperature variation from 0°C to 55°C with relative humidity of 95% at 35°C. Suitable test points are provided in the back of the equipment to monitor the necessary parameters.
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Frequency Modulated Continuous Wave
FMCW Series 5.5” x 2.5” x 0.5”
*Connectorized Package *Ka Band Frequency Modulated Continuous Wave Synthesizer *Four swept FMCW bands (250 MHz each) *Automatic reset and ready to fire next sweep in less than 10 μSec * 250 MHz FM sweep in 220 seconds
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Signal Generator High-Frequency GSM AXIe
The hardware-software complex "High-frequency GSM signal generator AXIe" is designed to generate harmonic sinusoidal signals with analog modulation (AM, FM, PM, IM) or without modulation in the frequency range from DC to 10 GHz.
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Dual Channel Multi-Band FM Tracking/Data Receiver In Modular Style Housing
LS-27-B
The Lumistar LS-27-B Modular Dual Channel Tri-Band Tracking and Data Receiver is Lumistar’s third generation of modular high performance FM Receivers. This wideband designs supports one or two independent channels of PCM with data rates up to 20Mbps. The unit includes both an optional FM demodulated output for PCM data, and standard programmable AM/linear AGC outputs for auto-tracking receivers. The design offers 8 IF Bandwidths and 8 Video Filters per channel for each receiver.AC coupling with a low pass filter is employed to ensure a high quality data link with long strings of NRZ-L ones or zeroes. The unit provides a software selectable 10 MHz reference I/O port forlocking local oscillators to a high precision external source or to arrange multiple units in a master/slave arrangement. The receiver’s control and status is achieved via Ethernet, USB or auto-switched RS-232 (or “4-wire” RS-485 in place of 232). When utilizing the RS-422 interface, multi-drop configurations can be accommodated.
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PXI-5670, 2.7 GHz RF Vector Signal Generators
PXI-5670 / 778768-03
2.7 GHz PXI Vector Signal Generator—The PXI‑5670 has the power and flexibility you need for product development applications from design through manufacturing. It can generate custom and standard modulation formats such as AM, FM, PM, ASK, FSK, PSK, MSK, and QAM. The PXI‑5670 delivers a highly flexible and powerful solution for scientific research, consumer electronics, communications, aerospace/defense, and semiconductor test applications as well as for emerging areas including software defined radio, radio frequency identification (RFID), and wireless sensor networks.
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Direction Finder Components
Doppler Systems offers direction finder components that can be paired with your narrow band FM receivers to create an accurate, low-cost radio direction finder (RDF). Our direction finder components include processors and fixed site and mobile antennas.
