Test & Measurement Channel - Leading Manufacturer News, Articles & Content

Switch Matrix on a Substrate

SwitchMatrixAmerican Microwave Corp. brings microwave integrated circuit technology to the solid-state switch matrix resulting in a hybrid switch matrix on a single substrate. Using a multilayer substrate, AMC is able to design for SMT production various configurations of RF/microwave switches with custom driver/logic circuitry and custom mechanical requirements.


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New Quad-band Transmit Modules

RF3234_SPRFMD’s RF3232, RF3233, and RF3234 quad-band transmit modules are ideal for the final portion of the transmitter section in multi-mode 3G entry handsets and connected devices. These modules are the core of RFMD’s RF323x Power Platform and include 50Ω matched input and output ports, eliminating the need for external PA-to-antenna switch module matching components.


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LM-35D5G-14-20W-292FF High Power Limiter

65-100Model LM-35D5G-14-20W-292FF is a high power limiter capable of withstanding an input power level of 20 W, 440 to 670 nsec Pulse Width, PRF 600 to 900kHz, 40% Duty Cycle. This model operates in the 35 to 36GHz frequency range, but can be used over the 24.5 to 38GHz frequency range with degraded performance. The insertion loss is 3.0 dB maximum, VSWR of 2.0:1 and 250 nsec response time packaged in a small 0.50 X 0.50 X 0.22 housing.


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4772-3 Mini Fixed 3-dB Attenuator

4772attenuator-100Narda's Model 4772-3 is a miniature fixed 3 dB attenuator that has flat frequency response, low VSWR, and meets environmental requirements for MIL-A-3933. The attenuator measures only 1.24 x 0.38 in. and weighs 0.5 oz. It handles 2 W average and 200 W peak RF input power, has a VSWR of 1.4:1 or less, and attenuation deviation of +/- 0.3 dB or less. Connectors are stainless steel SMA female.


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