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Supplier: Qorvo
Description: Qorvo's RF3239 is a quad-band GSM/GPRS, linear EDGE transmit module with four interchangeable RF switch ports. The power amplifier supports GSM and EDGE Class 12 transmit in the 850, 900, DCS, and PCS bands. The four switch ports are UMTS transmit and receive capable and may be used
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Supplier: Quarktwin Technology Ltd.
Description: RF Transceiver 850MHz, 900MHz, 1.8GHz, 1.9GHz GSM USB 9.6kbps
- Data Rate: 9.6 kbps
- Features: RoHS
- Operating Frequency: 850 to 1900 MHz
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Supplier: Quarktwin Technology Ltd.
Description: RF Transceiver 850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.1GHz GSM USB 7.2Mbps
- Data Rate: 7200 kbps
- Features: RoHS
- Operating Frequency: 850 to 2100 MHz
- Supply Voltage: 5 volts
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Supplier: DigiKey
Description: RF Transceiver 850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.1GHz GSM USB 7.2Mbps
- Applications: Other
- Communication Interface: Serial Interface
- Data Rate: 7200 kbps
- Features: RoHS
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Supplier: DigiKey
Description: 4G LTE GSM MODEM WITH GPS, RS232
- Applications: Other
- Communication Interface: Serial Interface
- Operating Frequency: 850 to 2100 MHz
- Output Power: 33.01 dBm
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Supplier: ENMET Corporation
Description: GSM-60 Gas Sampling Monitor with Internal Pump and Sensors Also Accepts Additional Inputs from Remote Sensor/Transmitters. The GSM-60 is a versatile instrument, which, in addition to having an internal sampling pump and sensors, can also accept inputs from remote gas
- Display: Digital
- Instrument Type: Monitor
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Supplier: Vogtlin Massflow USA
Description: Reliable technology and industry standard interfaces make the red-y smart series thermal mass flow meters and controllers particularly suitable for measurement and control in gas delivery systems and plant engineering applications. High accuracy, Analog and Digital, free software and program
- Accuracy: 0.3000 ±% FS
- Control Signal Output: Analog Voltage, Current Loop, Serial / Digital, Network / Fieldbus Output, Other
- Control Technique: PID Control, Advanced / Nonlinear Control, Other
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Serial / Digital Input, Network / Fieldbus Input, Other
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Supplier: Vogtlin Massflow USA
Description: Reliable technology and industry standard interfaces make the red-y smart series thermal mass flow meters and controllers particularly suitable for measurement and control in gas delivery systems and plant engineering applications. High accuracy, Analog and Digital, free software and program
- Accuracy: 0.3000 ±% FS
- Control Signal Output: Analog Voltage, Current Loop, Serial / Digital, Network / Fieldbus Output, Other
- Control Technique: PID Control, Advanced / Nonlinear Control, Other
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Serial / Digital Input, Network / Fieldbus Input, Other
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Supplier: Vogtlin Massflow USA
Description: Reliable technology and industry standard interfaces make the red-y smart series thermal mass flow meters and controllers particularly suitable for measurement and control in gas delivery systems and plant engineering applications. High accuracy, Analog and Digital, free software and program
- Accuracy: 0.3000 ±% FS
- Control Signal Output: Analog Voltage, Current Loop, Serial / Digital, Network / Fieldbus Output, Other
- Control Technique: PID Control, Advanced / Nonlinear Control, Other
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Serial / Digital Input, Network / Fieldbus Input, Other
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Supplier: Vogtlin Massflow USA
Description: Reliable technology and industry standard interfaces make the red-y smart series thermal mass flow meters and controllers particularly suitable for measurement and control in gas delivery systems and plant engineering applications. High accuracy, Analog and Digital, free software and program
- Accuracy: 0.3000 ±% FS
- Control Signal Output: Analog Voltage, Current Loop, Serial / Digital, Network / Fieldbus Output, Other
- Control Technique: PID Control, Advanced / Nonlinear Control, Other
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Serial / Digital Input, Network / Fieldbus Input, Other
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Supplier: Analog Devices, Inc.
Description: current is 4 µA. Applications Single, dual, and triple band mobile handset (GSM, DCS, EDGE) Transmitter power control
- Device Type: Log Amplifiers
- Package Type: MSOP, Other
- RoHS Compliant: Yes
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Supplier: Analog Devices, Inc.
Description: , the input resistance of the setpoint interface is over 35 MO, and the bias current is typically 0.26 µA. The AD8311 is available in a 6-ball wafer-level chip scale package (WLCSP), 1.0 mm × 1.5 mm, and consumes 7.6 mA from a 2.7 V to 5.5 V supply. Applications Single, dual, and triple band mobile
- Device Type: Log Amplifiers
- Package Type: Other
- RoHS Compliant: Yes
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Supplier: Quarktwin Technology Ltd.
Description: RF Transceiver GSM Relay
- Features: RoHS
- Supply Voltage: 11 to 26 volts
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Supplier: Quarktwin Technology Ltd.
Description: RF Transceiver GSM Relay
- Features: RoHS
- Supply Voltage: 12 volts
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Supplier: DigiKey
Description: RF Transceiver GSM Relay
- Applications: Other
- Function: Transceiver
- Supply Voltage: 12 to 24 volts
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Supplier: DigiKey
Description: RF Controller GPRS, GSM
- Function: Transceiver
- Supply Voltage: 12 to 24 volts
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Supplier: Qorvo
Description: The QM57508 is a Transmit / Receive Module containing LB and MB 2G Power Amplifiers, 16 Tx / Rx Switch Ports, 3 Antenna and 2 Coupled Output Ports. The amplifiers supports GSM and EDGE Class 12 covering GSM850/GSM900 and DCS1800/PCS1900 bands. The MB 2G portion also supports
- Form Factor / Package: Surface Mount Technology (SMT), Other
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Supplier: Win Source Electronics
Description: Manufacturer: Sierra Wireless Win Source Part Number: 1040989-GL8200_11025 74 Applications: General Purpose Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz Modulation or Protocol: EDGE, GPRS, GSM, HSDPA Categories: RF/IF and RFID Status: Active Purpose: Transceiver
- Frequency: 8.50E8 to 1.90E9 Hz
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Supplier: STW Technic
Description: Optional Bluetooth, GPS, and GSM/GPRS capability, logs data
- Control Signal Output: Serial / Digital
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Frequency Input
- Form Factor: Stand-Alone
- Number of Control Outputs: 5 outputs
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Supplier: RS Components, Ltd.
Description: via RS-232 interface. Quad-band GSM rectangular antenna included in delivery scope. CE approval Module Type = Transceiver Modulation Technique = GSM Supported Bus Interfaces = RS232 Supply Voltage = 7 - 32V Dimensions = 95 x 125 x 35mm Height = 35mm Length = 125mm Maximum Operating
- Communication Interface: Serial Interface
- Function: Transceiver
- Operating Temperature: -30 to 75 C
- Radio Technique: Other
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Supplier: Richardson RFPD
Description: The AP.25E has been designed specifically for embedded (inside device) integration with GPS receiver modules where there is a GSM transmitter nearby and risk of interference and saturation.
- Gain: 1.5 dB
- Polarization Type: Right Hand Circular (RHCP)
- Primary Frequency Range: 1574 to 1576 MHz
- Technology Type: Microstrip
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Supplier: Endress+Hauser, Inc.
Description: Electronic recording, display, balancing, control, saving, event and alarm monitoring of analog and digital input signals. Values and states determined are output by means of analog and digital output signals. Remote transmission of alarms, input values and calculated values using a PSTN or
- Accuracy: 0.0100 ±% FS
- Control Signal Output: Current Loop, Switch / Relay Output, Pulse / Frequency, Serial / Digital, Network / Fieldbus Output
- Control Technique: Limit / Set Point Control
- Controller Inputs: DC Voltage Input, Current Loop (Transmitter) Input, Frequency Input, Switch / Relay Input, Serial / Digital Input
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Supplier: ValueTronics International, Inc.
Description: monitoring of equipment. Additional Features: Easy to use, fully integrated, soft key driven BTS test set Support for GSM850, GSM900, GSM1800 and GSM1900 Comprehensive test of transmitter and receiver Options to control all major BTS types
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Supplier: Takex America, Inc.
Description: Features Low Current Beam for Solar / Battery powered operation ideal for temporary systems, difficult-to-cable-t o areas, or areas without (or unstable) mains power Use with external 6V or 12VDC batteries and any-make wireless transmitters or GSM diallers (not supplied) Capable of
- Beam: Visible
- Body: Cylindrical
- Operating Distance: 2953 to 5906 inch
- Output: Voltage
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Supplier: Hach
Description: disconnected and moved anywhere within the network. The Display Module is also available with GSM/GPRS, Ethernet and TCP/IP capability. Each SC1000 Probe Module provides power to the system and can accept up to 8 digital sensors/expansion boards. Probe Modules can be networked together to
- Control Signal Output: Current Loop, Switch / Relay Output, Serial / Digital, Network / Fieldbus Output
- Control Technique: Limit / Set Point Control, PID Control
- Controller Inputs: Current Loop (Transmitter) Input
- Form Factor: Panel / Chassis Mount, Other
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Supplier: L-com, Inc.
Description: Digital Spread Spectrum Radios & 900MHz Telemetry Products GSM & RFID Wireless Video Transmitters and Receivers LPWAN, LoRA, IoT, M2M applications
- Applications: Cellular / PCS Base Station, RFID
- Gain: 5 dB
- Pattern Type: Omnidirectional
- Primary Frequency Range: 800 to 900 MHz
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Supplier: Richardson RFPD
Description: advantages of high barrier silicon schottky barrier diodes. These mixers are well suited for GSM, DCS, PCS, CDMA and UMTS base station applications where small size and high performance are required. Typical applications include frequency conversion, modulation, and demodulation in wireless
- Conversion Loss: 8.3 dB
- IF Frequency Range: 0.0 to 400 MHz
- LO - IF Isolation: 44 dB
- LO - RF Isolation: 48 dB
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Supplier: Analog Devices, Inc.
Description: Product Details The ADF4193 frequency synthesizer can be used to implement local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters. Its architecture is specifically designed to meet the GSM/EDGE lock time requirements for base stations.
- Features / Standards: RoHS Compliant
- Operating Temperature: -40 to 105 C
- Output Frequency: 400 to 3500 MHz
- Package / Form Factor: Other
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Supplier: Skyworks Solutions, Inc.
Description: The SKY13750 is a low-noise amplifier (LNA) diversity module to be used in a cellular mobile device. It supports cellular diversity receiver and cellular transmitter functions. This device is compatible with 3GPP GSM, WCDMA, LTE and LTE-A standards and includes filters for the
- Amplifier Type: Low Noise Amplifier
- Frequency Range: 1805 to 2690 MHz
- Package Type: Surface Mount Technology (SMT)
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Supplier: Richardson RFPD
Description: Advanced Doherty Alignment Module (ADAM). The MMDS20254H is an integrated module designed to enable accurate alignment of phase and amplitude on the carrier and peaking amplifiers when used in base station transmitters in conjunction with high power Doherty amplifiers and ensures Doherty
- Average Power: 0.3160 watts
- Frequency Range: 1800 to 2200 MHz
- Insertion Loss: 5.5 dB
- Operating Temperature: -65 to 150 C
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Supplier: RFMW
Description: The SKY65127 is a fully matched 20-pin, lead-free, surface mount, Multichip Module (MCM) Power Amplifier (PA) designed for WCDMA/CDMA/TDMA/GSM/ LTE radio, repeaters, transmitters, mobile radios and Femto cell base station applications operating in the 700–800 MHz bandwidth. All
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Supplier: RFMW
Description: The SKY65127 is a fully matched 20-pin, lead-free, surface mount, Multichip Module (MCM) Power Amplifier (PA) designed for WCDMA/CDMA/TDMA/GSM/ LTE radio, repeaters, transmitters, mobile radios and Femto cell base station applications operating in the 700–800 MHz bandwidth. All
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Supplier: Ericsson, Inc.
Description: micro radios, supporting FDD, TDD as well as supplementary downlink. The radio equipment in Ericsson Radio System is based on state-of-the-art multi-standard technology, which means it can operate in any of the standards GSM, WCDMA and LTE, either single mode (one standard at a time) or mixed
- Applications: Cellular / PCS Base Station
- Form Factor: Stationary / Fixed
- Technology Type: Panel / Sector
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Supplier: Analog Devices, Inc.
Description: /4x/8x selectable interpolation filters ease data rate and output signal reconstruction filter requirements. Applications Multicarrier Basestations: CDMA2000, WCDMA, TD-SCDMA, GSM/EDGE, IS-136, Tetra Instrumentation: RF Signal Generators, Arbitrary Waveform
- IC Package Type: TQFP
- Interface Type: Parallel
- Operating Temperature: -40 to 85 C
- Pin Count: 80
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Supplier: ValueTronics International, Inc.
Description: port PC-compatible 1.44-MB floppy The Boonton Model 4400A is the instrument of choice for viewing and analyzing RF power in the time domain. Whether you are analyzing radar, pulse bursts, GSM or TDMA wireless signals, broadcast TV and radio transmitters, or any RF signal in which the
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Integrated or remote sensor Rugged epoxy encapsulation Open PC Board Voltage, current, or digital output Narrow or wide temperature range Loop, DC, or line powered Combination humidity, temperature, and dewpoint transmitters available (read more)
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HumiSense® line of humidity and temperature transmitters. We now offer more packaging options and tighter accuracies to better fit your needs, with the same rugged industrial designs that you expect from Thermalogic and custom options for OEM's Need built (read more)
Browse Humidity Transmitters Datasheets for Thermalogic Corporation -
See the first pressure transmitters for remote commissioning of functional safety • Remote commissioning of SIL devices saves time and effort Maintenance costs reduced due to increased proof test interval • High accuracy and fast response time (read more)
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Edgetech Instruments Inc. designs and manufacturers accurate and reliable absolute humidity hygrometers, relative humidity transmitters, humidity probes, moisture and dew/frost point analyzers, relative humidity calibrators, dew (read more)
Browse Humidity Transmitters Datasheets for Edgetech Instruments Inc. -
highly precise yet durable moisture measurement system with a very long life cycle. Edgetech Instruments Inc. designs and manufacturers accurate and reliable absolute humidity hygrometers, relative humidity transmitters, humidity probes, moisture analyzers, relative humidity calibrators, dew (read more)
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Remote Power Supply Monitoring with iLog
problems to the batteries. At the same time, it is also important to monitor the battery voltage and the current consumed by the station, for the A/C system and the GSM transmitter, as well as the photovoltaic, windmill, or diesel generated current(s). It is also useful to monitor the diesel-oil level
More Information Top
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http://calhoun.nps.edu/public/bitstream/handle/10945/38978/13Dec_McAbee_Carson.pdf?sequence=1
The method is validated through the collection of the GSM transmitter messages by Airprobe’s GSM-receiver software.
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RF System Design of Transceivers for Wireless Communications
The transmitter given in Fig. 3.21 is a superheterodyne GSM transmitter by using offset phase locked loop (OPLL) as a tracking bandpass filter turned to the desired transmission signal.
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A quad-band GSM-GPRS transmitter with digital auto-calibration
It is im- plemented in 2.1 mm2 using a 0.13- m CMOS process and meets all quad-band GSM transmitter specifications with a current consumption of only 28 mA from a single 1.5-V power supply.
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http://repository.up.ac.za/bitstream/handle/2263/30581/00dissertation.pdf?sequence=1
A further 2 crocodiles were captured and had GPS/ GSM transmitters attached .
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Quad-band GSM/GPRS/EDGE polar loop transmitter
Traditional GSM transmitter circuits, designed to support the GMSK modulation only, can take advantage of the constant-envelope modulation format and utilize highly nonlinear circuits without degrading the signal.
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A 17-mW transmitter and frequency synthesizer for 900-MHz GSM fully integrated in 0.35-/spl mu/m CMOS
Nonetheless, today the offset PLL prevails as the most commonly used architecture for GSM transmitters .
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Fast Estimation of Spectral Spreading in GSM OPLL Transmitters Based on Folding Effects Analysis in Quadrature Phase Modulator
The results are then applied to a practical offset phase-locked loop (OPLL) GSM transmitter to identify the origins of crit- ical sideband tones at offset frequencies of 4 .
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A polar modulator transmitter for GSM/EDGE
Most GSM transmitters use an on-channel voltage-controlled oscillator (VCO) that is phase modulated with a translational loop phase-locked loop (PLL) [2], [3].
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A baseband LPF for GSM, TD-SCDMA and WCDMA multi-mode transmitters
The SAW-less GSM transmitter under 1.2-V power supply is diffi- .
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A fully integrated dual band GSM/DCS direct conversion transmitter
TRANSMITTER SIMULATION RESULTS Table I lists the post layout chip simulation results for the DBTX blocks, the GSM transmitter and the DCS transmitter.