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Based on direct Digital Synthesis Technology, also with the use of LSI, CPLD for waveform management, it gives high frequency stability output same as that of the internal crystal Oscillator for more accurate measurement. It gives more than 30 nos., of different waveform including sine, square, pulse, triangle, saw-tooth, TTL, AM, FM, PSK, BPSK, and burst sweep signal etc. It totally meets various kinds of test requirements. It is ideal test equipment for R&D engineers, in electronic laboratory, production line, education and scientific research.

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Aplab DDS150 is a fully programmable, Digital Synthesized Signal Generator covering 100KHz to 150MHz. It is designed for applications which require good modulation, frequency, and output level performance with better spectral purity for a low price. The DDS150 is well suited for testing a wide variety of RF receivers (particularly in-band), and RF devices, such as filters, amplifiers, and mixers etc. in departments like R&D laboratories, Army workshops, Air Force, Navy, Production line, Telecom Maintenance Lab, Educational Institutes and many others.

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DDS300, adopting advanced DDS technology of frequency synthesis, and fully programmable with resolving capability of 1Hz, frequencies from 100kHz to 300MHz and levels from -107dBm (1µV) to +0dBm (224mV), is a high-powered Synthesized Signal Generator. It adopts LSI circuits and high-powered FPGA to make the design reasonable, light weight and highly reliable, consumes little power, and the mean time between failures (MTBF) less than 3000 hours. With highly reliability, convenience complete function and highly accuracy, it meets the requirement of scientific research, teaching and communication.