The Source on Design and Technology for the Wireless and RF Engineer
Rubidium Standard Clock Oscillators
May 30, 2001 11:55 am | Product Releases | CommentsTemex Components announces the availability of a new family of Rubidium atomic clocks, the HPFRS series. They are pin output and package compatible with industry standard models. Standard output frequencies are 5, 10, and 20 MHz, and any frequency between 1 MHz and 30 MHz is available upon request....
High Density Pressure Connectors
May 30, 2001 11:55 am | Product Releases | CommentsTeledyne Interconnect Devices announced that their custom Miniature High Density Pressure Connectors are now available in a wide assortment of configurations and materials. In addition, an expanded production capacity has reduced the turnaround time from prototype development to delivery. Teledyne's connector technology offers a reliable custom interconnect solution at low cost....
Low Noise Voltage Controlled Oscillators
May 30, 2001 11:55 am | Product Releases | CommentsZ-Communications introduced the SMV0978L for the 900 MHz ISM band market. The second in a series of products designed for applications where power consumption is the tantamount consideration, the SMV0978L generates frequencies between 975 and 995 MHz within 0.5 - 2.5 V DC of control voltage and is designed for the toughest outdoor applications as it is guaranteed to operate over the extended commercial temperature range of – 40 to 85 &#...
Band Reject Filter
May 30, 2001 11:55 am | Product Releases | CommentsOmniyig's newest addition to the band reject filter line is Model NBR.MR1004X, a multi-octave band reject filter. This unit consists of eight stages covering the frequency range of 7.0 to 18.0 GHz. The rejection bandwidth is extremely wide at 7.0 GHz. The – 50 dB rejection bandwidth is 20 MHz, and at 18....
LAS-CDMA - The Wireless Technology for 3G and Beyond
May 24, 2001 4:40 am | Product Releases | CommentsDr. William C.Y. Lee and Frederic Leroudier As the wireless industry is poised to enter its third generation (3G), it is enjoying a growth phase projected to rival the computer revolution in its impact on lifestyles and economies worldwide. Much of this growth will result from a substantial increase in data traffic....
25 and 40 MS/sec, 12-bit, PC/104 A/D Modules Introduced
May 22, 2001 10:42 am | Product Releases | CommentsChase Scientific Company introduced the industry's first 12-bit, 2 channel, 25 and 40 MSamples/sec (MSPS) data acquisition cards in PC/104 format. Both the CS225 and the CS240 feature (2) 12-bit vertical resolution, synchronous, high speed differential input channels on a "5V only" PC/104 module....
Channel Combiner for LPTV
May 22, 2001 10:42 am | Product Releases | CommentsType 7503HV channel combiner connects three 1 KW VHF transmitters to one broadcast antenna line. Models S7502HV connect two and four channels, respectively, to the same antenna. This product has a frequency range of 174 to 450 MHz. The filter requires a minimum guardband of at least one channel....
Coupler Monitors MMDS Power Flow
May 22, 2001 10:42 am | Product Releases | CommentsModel CEC-266 inserts in the MMDS waveguide transmission line and mounts a coaxial probe for monitoring power level or for other test purposes. The waveguide body is 6 inches long with CPR340 flanges on each end. The probe connector is type N female. Coupling in non-directional and is 30 db ± 0....
Adapter with Built in MMDS Band Coupler
May 22, 2001 10:42 am | Product Releases | CommentsCoaxial-to-waveguide adapter 2222-78C, has a built in monitoring probe for the MMDS (Wireless TV) band 2500-2686 MHz. 2222-78C adapts from the WR340 waveguide to a 7/8 inches coaxial line and has a built-in monitoring probe with a 30 db flat response over the MMDS band. The waveguide flange is a CPR340 and coaxial output is 7/8-EIA-50....
Audio Arbitrary Waveform and Pseudo-Random Noise Generator
May 22, 2001 10:42 am | Product Releases | CommentsTDL® Technology announces their Model 109, an audio arbitrary waveform and pseudo-random noise generator. The pseudo-random sequence is produced by simulating in the Scenix microprocessor a 21-bit maximal-length shift register with feedback. The test mode and output voltage can be set from the front panel or by a personal computer over an RS-232 link....
Quiet Cabinet Cooler
May 22, 2001 10:42 am | Product Releases | CommentsEXAIR's new mini Cabinet Cooler protects electronics from high external temperatures while maintaining sound levels of only 60 dBA at 3 feet. This compact air conditioner now features internal muffling for quiet operation and an external sleeve for added insulation. It stands 5.2 inches high, making it ideal for mounting in confined spaces....
Thermal Sensing IC
May 22, 2001 10:42 am | Product Releases | CommentsRohm Electronics has introduced the BU9817-FV four-channel thermal sensing IC that, in combination with external thermistors, provides an ideal solution for thermal management and over-voltage monitoring functions for portable systems. Connection to external thermistors produces an effective thermal sensing circuit in which a host system is able to set function parameters and obtain data via the I 2 C bus....
VoIP and VoATM Evaluation and Reference Platform
May 22, 2001 10:42 am | Product Releases | CommentsSpectrum Signal Processing announced the availability of the aXs.110, the first in a series of Voice over Internet Protocol (VoIP) and Voice over Asynchronous Transfer Mode (VoATM) Evaluation and Reference Platforms. The aXs.110 is a self-contained unit that allows customers to directly evaluate Spectrum's new aXs architecture based on Broadcom Corporation's BCM1500 CALISTO processor, and to rapidly incorporate aXs voice-processing products...
Surface-Mount Frequency Synthesizer
May 22, 2001 10:42 am | Product Releases | CommentsEM Research offers LX-Series low-cost, surface-mount frequency synthesizers, which are custom designed for broadband mixer L.O. applications. This product features fixed frequency or programmable outputs in bands from 50 MHz to 2700 MHz, with up to octave bandwidths (at fc < 600 MHz). At 1 GHz frequency output, phase noise characteristics are - 98 dBc/Hz at 10 KHz offset and - 120 dBc/Hz at 100 KHz offset....
3-Port Cards
May 22, 2001 10:42 am | Product Releases | CommentsUnique new 3-Port cards from CyberResearch put three 115-kbaud RS-232 ports on one PCI or ISA card. The three 9-pin male DB connectors fit nicely on a single backplate. No wasted slots, no clumsy "octopus" cables. Just maximum convenience in minimum space. You can easily find one and two-port cards....
