Filter Results By:
Products
Applications
Manufacturers
QAM
a digital bitstream whose values are represented by adjustments in phase and amplitude of sinusoidal electromagnetic waves.
See Also: Quadrature Amplitude Modulation
- Applied Instruments, Inc.
product
Signal Level Meter
XR-3W+
From satellite dish alignment, to UHF off-air antenna pointing, to cable TV MER measurements, the XR-3 is the meter for you! The XR-3 is the most capable meter offered by Applied Instruments. It's more durable than the popular Super Buddy meter, and has added features and performance. The XR-3's modular design with field swappable modules provides wide versatility to fit different measurement applications, including DBS satellite (i.e. Dish Network, DIRECTV, Bell TV, Shaw Direct), VSAT satellite (i.e. iDirect, Hughes Ku band, and more), VHF/UHF off-air (analog and ATSC digital), and CATV (QAM and analog). The XR-3 is great for installing and troubleshooting DISH SmartBox, Blonder Tongue, and other SMATV headend systems often used in hotels, multi-dwelling units, and institutional facilities. Modular Test Instrument. Satellite Finder. Installer Signal Meters. CATV Analyzer. Modules.
-
product
Satellite Signal Level Meters
Modular design with field swappable modules providing versatility for different measurement applications, including DBS satellite, VSAT satellite, VHF/UHF off-air, and CATV (QAM and analog).
-
product
Power Sensors
RTP5006
Providing the highest video bandwidth and fastest rise times, the 50 MHz to 6 GHz Power Sensor by Boonton is the ideal instrument for fast, accurate and reliable RF power measurements.This module is ideal for many different applications including Crest Factor and Peak to Average Power Ratio (PAPR) measurements for Power Amplifiers and RF components; Telecommunication & Satellite signals: W-CDMA, QAM, OFDM, LTE-FDD and LTE-TDD; WiFi signals: 802.11ac and legacy 802.11 a/g/n/b; RF and Microwave pulse modulated power measurements: RADAR, MRI, Particle Accelerators; General purpose scalar measurements such as gain and return loss using modulated and pulsed signals as well as CW; and Monitoring, Recording, ALC loops, transient phenomena.
-
product
Non-RMS Responding Power Detectors
Recognized as the pioneer and leader in RF detectors, Analog Devices offers a broad portfolio of high performance logarithmic amplifiers and TruPwr™ rms detectors. ADI logarithmic amplifiers measure signals up to 100 dB dynamic range, from dc to microwave, and accuracies of ±0.2 dB, and are well-suited for both RSSI and transmit power level detection. The TruPwr rms detectors address the challenge of measuring complex waveforms found in spread spectrum CDMA/W-CDMA and higher order QAM modulation systems and provide an accurately scaled dc voltage, which is the rms equivalent of the input waveform.
-
product
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.
-
product
Gateway
CODA-4689
Hitron Americas Technologies Inc.
The CODA-4689 has the capability to receive 5Gbps based on 2 x OFDM + 32 QAM over its DOCSIS 3.1 interface. The integrated Wi-Fi 3×3 2.4 GHz 802.11n and 4×4 5 GHz 802.11ac Wave 2 dual band MU-MIMO Access Point significantly improves customer experience extending range and coverage with blazing speeds. For wired clients, the four Gigabit Ethernet ports offer ultra-fast connections. MoCA 2.0 bonding provides a near-Gigabit wired backbone in the customer’s home for Wi-Fi extension. Its switchable upstream (5~85/5~204MHz) offers the possibility of flexible integration to existing networks. Its switchable upstream (5~42/5~85MHz) offers the possibility of flexible integration to existing networks.
-
product
MUX-scrambling Modulator
SFT3316
Hangzhou Softel Optic Co., Ltd.
SFT3316 IP Mux-Scrambling modulator is the latest generational Mux-scrambling-modulating all-in-one device developed by SOFTEL. It has 16 multiplexing channels, 16 scrambling channels and 16 QAM (DVB-C) modulating channels, and supports maximum 1024 IP input through the GE port and 16 non-adjacent carriers (50MHz~960MHz) output through the RF output interface. The device is also characterized with high integrated level, high performance and low cost. This is very adaptable to newly generation CATV broadcasting system.
-
product
Cable TV analysers
Specific field meters for CATV, QAM, DOCSIS and EuroDOCSIS 3.0. Its rugged construction ensures a long lifetime.
-
product
Test Solutions
AT/CX/CM Series
The VeEX AT/CX/CM series are next generation test solutions designed for analog and digital cable TV networks supporting VoIP, WiFi, and Internet service. Analog and Digital SLM, ingress noise sweep, deep interleave support, and QAM constellation analysis are among many standard features. Enhanced optional features include QAM16/64/128 Upstream Generation (USG), Reverse Path QAM Analysis, and DOCSIS 2.0/DOCSIS 3.0 Cable Modem emulation. A high capacity LiIon battery pack provides extended autonomy for a full day use with only a single charge.
-
product
16 Mux-scrambling Modulator
Hangzhou Softel Optic Co., Ltd.
SFT3394C is a high performance and cost-effective QAM modulator designed by Softel. It has 16 DVB-S/S2 FTA tuner input to 16 non-adjacent carrier output with multiplexing, scrambling and QAM modulating included. It also supports maximum 512 IP input port and one IP (MPTS) output through GE1 and TS input for re-mux through 2 ASI ports. SFT3394C is also characterized with high integrated level, high performance and low cost. It supports dual power supply (optional). This is very adaptable to newly generation CATV broadcasting system.
-
product
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.
-
product
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.
-
product
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.
-
product
Analog TV Analyzer
BT-QAM-PRO
Blonder Tongue Laboratories, Inc.
The BT-QAM-PRO is an economical feature-packed test instrument for analyzing CATV QAM and Broadcast 8VSB digital channels, as well as NTSC analog channels. This compact instrument is designed with field service technicians in mind and provides many of the features that are typically only found in many higher-priced units. The BT-QAM-PRO comes complete with a soft water-resistant case and a micro USB charging/PC cable.
-
product
Digital Signal Level Meter
RA2009D
Radiasun International Group Ltd.
RA2009D comes with a solution that can handle digital TV and maintain the analog spectrum, enable technicians to use it in the most demanding situations with a single, rugged instrument, wherever it is needed. The new QAM View digital analysis option adds forward path digital signal testing that includes constellation, pre/post FEC BER, MER. Analog signal measurements are addressed with standard features like RF signal level, full scan, TILT, in-service C/N, A/V, and FCC compliant autotesting.
-
product
Gateway
CODA-4580
Hitron Americas Technologies Inc.
The CODA-4580 has the capability to receive 5Gbps based on 2 x OFDM + 32 QAM over its DOCSIS 3.1 interface. The integrated Wi-Fi 3×3 2.4 GHz 802.11n and 4×4 5 GHz 802.11ac Wave 2 dual band MU-MIMO Access Point significantly improves customer experience extending range and coverage with blazing speeds. For wired clients, the four Gigabit Ethernet ports offer ultra-fast connections. The CODA-4580 supports full IPv4 routing features, as well as full support for IPv6 routing and firewall. The CODA-4580 supports both DSLite as well as 6RD for different IPv6 deployment and transition strategies.
-
product
Satellite Meters
Wuhan Sunma Technology Co., Ltd.
Satellite Meter is a dedicated instrument for the direct version of the program using ST-Tech, integrated market-seeking Satellite, launched digital search Satellite.Satellite lock accurate, not false positives or missing signals, just listen to the sound of a few seconds can rapidly lock signal frequency. SunmaFiber provide all kinds of CATV meters, such as Signal Level Meter, QAM Analyzer, Spectrum Analyzer, DVB/DVC/DVT Analyzer and other TV testers.
-
product
RMS Responding Power Detectors
Recognized as the pioneer and leader in RF detectors, Analog Devices offers a broad portfolio of high performance logarithmic amplifiers and TruPwr™ rms responding detectors. ADI logarithmic amplifiers measure signals up to 100 dB dynamic range, from dc to microwave, and accuracies of ±0.2 dB, and are well-suited for both RSSI and transmit power level detection. The TruPwr rms detectors address the challenge of measuring complex waveforms found in spread spectrum CDMA/W-CDMA and higher order QAM modulation systems and provide an accurately scaled dc voltage, which is the rms equivalent of the input waveform.
-
product
Power Sensors
RTP5540
Providing the highest video bandwidth and fastest rise times, the 50 MHz to 40 GHz Power Sensor by Boonton is the ideal instrument for fast, accurate and reliable RF power measurements. This module is ideal for many different applications including Crest Factor and Peak to Average Power Ratio (PAPR) measurements for Power Amplifiers and RF components; Telecommunication & Satellite signals: W-CDMA, QAM, OFDM, LTE-FDD and LTE-TDD; WiFi signals: 802.11ac and legacy 802.11 a/g/n/b; RF and Microwave pulse modulated power measurements: RADAR, MRI, Particle Accelerators; General purpose scalar measurements such as gain and return loss using modulated and pulsed signals as well as CW; and Monitoring, Recording, ALC loops, transient phenomena.
-
product
Handheld Signal Level Meter
CT-DLM870D
The CT-DLM870D is a hand held signal level meter capable of reading analog, digital QAM and digital off air signal levels as well as Carrier to Noise, Bit Error Rate (BER), Modulation Error Rate (MER) and tilt.
-
product
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.
-
product
PXIe-5673E, 6.6 GHz PXI Vector Signal Generator
781263-03
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.
-
product
Function Generators
Respective dual channels function/arbitrary waveform generator. Sine wave output up to 160MHz, full-band resolution of 1μHz. Pulse waveform up to 50MHz (or 40MHz), adjustable time of rising, falling and duty ratio. Sampling rate of 500MSa/s and vertical resolution of 16bit. 6-bit high-precision frequency meter compatible with TTL level signal. Arbitrary wave storage of 8~32M points, 7GB non-volatile waveform storage. Multi modulation function::AM,FM,PM, ASK,FSK,PSK, BPSK, QPSK,OSK,PWM, QAM, SUM . 16bit digital arbitrary wave (TTL level) DARB. 16th Harmonic Generation Function. Protocol output: I2C, SPI, UART (TTL level). 8 Inch high-resolution TFT color LCD,WVGA(800×480). Standard interface: USB Host, USB Device, LAN, 10MHz clock source input/output. Frequency sweep and burst output. Easy-to-use multi-functional knob and numeric keypad
-
product
Noise Source
MNS-1
Matrix Test Equipment Incorporated
The MNS-1 is a shaped noise source that can be used toemulate 2 bands of digital carriers. While it does not havethe necessary attributes to generate a constellation, it doesmimic the loading of QAM carriers. The MNS-2 featuresremotely controllable 6 MHz wide notch filters to allowintroducing a QAM carrier capable of generating a constellationand enabling measurement of Modulation Error Ratio (MER) andBit Error Rate (BER).
-
product
Modulator
SFT3301
Hangzhou Softel Optic Co., Ltd.
SFT3301 QAM modulator is a high performance modulator developed according to DVB-C (EN300429) standard which is the standard of the European broadband satellite telecommunication. It provides a more powerful receiving ability of various TS come from encoder, multiplexer, DVB gateway, scrambler and video server. In addition, the modulator also has the function of outputting RF, and simultaneously disposes the TS by RS encoding, convolution interlacing and QAM modulating. This device supports local and remote control through NMS software. For the field scope, it can be used for Broadcasting, Interactive Services, News Gathering and other Broadband satellite applications.
-
product
Quad QAM Modulator With IP Input
DTE-3114
DekTec's standalone power-over-ethernet enabled Quad QAM Modulator with IP Input, with advanced time-reconstruction algorithm to overcome IP jitter.
-
product
Gateway
CODA-4680
Hitron Americas Technologies Inc.
The CODA-4680 has the capability to receive 5Gbps based on 2 x OFDM + 32 QAM over its DOCSIS 3.1 interface. The integrated Wi-Fi 3×3 2.4 GHz 802.11n and 4×4 5 GHz 802.11ac Wave 2 dual band MU-MIMO Access Point significantly improves customer experience extending range and coverage with blazing speeds. For wired clients, the four Gigabit Ethernet ports offer ultra-fast connections. Its switchable upstream (5~42/5~85MHz) offers the possibility of flexible integration to existing networks.
-
product
Mobile Problem Locator
MPL
The ComSonics Mobile Problem Locator (MPL) application is a smart phone application designed to provide cable technicians with a simple tool to help maintain their network. Targeted for use with ComSonics' QAM Compass via Bluetooth connection to provide contractor work verification.
-
product
RF Management
ATX offers several high performance, modular and integrated, RF and L-Band signal management platforms. Operators can easily split/combine RF services in a cost-effective and space-efficient manner. The MAXNET II and SignalOn platforms are CCAP™ compliant and support DOCSIS® 3.1 services up to 1.2 GHz, and also deliver up to 4K QAM signals without impairment due to RF management. ATX also offers the most comprehensive line of RF amplifiers and related products on the market.
-
product
Home Certification Meter
360 DSP
The 360 DSP is a next generation fulfillment meter specifically tailored for installation and troubleshooting. The 360 DSP is part of a system consisting of the meter, ViewPoint software, and means for acquiring information from the Cable System's Workforce Management application.Upstream Return Spectrum Analysis (4 to 110 MHz). Level Mode. C/N Measurement. QAM mode (MER/BER/Constellation).
