HFS Series

Available from EM Research Inc
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HFS-1540 / HFS-2150:

Dual Channel Telemetry System Utilizes Tandem Frequency Synthesizers

The HFS-1540 and HFS-2150 frequency synthesizers from EM Research are designed for dual-channel telemetry receivers utilizing auto-tracking antenna systems. The HFS-1540 operates from 1435 to 1540 MHz and the HFS-2150 operates from 1850 to 2150 MHz, both units in a step size of 100 KHz. The HFS units feature excellent phase noise, (<-95 dBc/Hz @ 10 KHz), +13 dBm power output, from a +5 VDC @ 165 mA power source. HFS units are housed in small, surface-mount packages, 1.25” x 1.00” x 0.24”, and are designed for high-vibration tolerance.

Applications: The HFS Series frequency synthesizers from EM Research are excellent signal sources in Up/Down converters, transponders, telemetry receivers, and other commercial and military communication applications requiring incomparable performance in a cost-effective design.


• Low phase noise, low power consumption

• Frequency: 50 MHz - 6 GHz
• Bandwidth: Fixed, to > octave
• Phase Noise (Fout=2 GHz): <-110 dBc/Hz @ 10 KHz
• Supply Voltage: +5, +8, or +12 VDC
• SMT Package: 1.25” x 1.00” x 0.25”
(31.8 x 25.4 x 6.4)mm

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