Tallysman TW4037 Low Power Low Gain GPS L1 Antenna

The TW4037 is a very low power, low gain, compact GNSS antenna covering the GPS L1, as well as SBAS (WAAS, EGNOS & MSAS).

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TW4037, Low Power Low Gain GPS L1 Antenna. Covering GPS L1 as well as SBAS (WAAS / EGNOS / MSAS).

TW4037, Low Power Low Gain GPS L1 Antenna Features:
5.5 mA current draw
Invariant response, 2.5 to 16 VDC Supply
Low Noise 3.3 dB typ.
Axial ratio: 4 dB max.
Low gain: 12dB typ.
IP67 weather proof housing

Tallysman TW4037 Benefits from:
Longer battery life
Excellent signal to noise ratio
RoHS compliant
Ideal for harsh environments
Excellent out of band signal rejection

Featuring a precisely tuned, single feed patch element that achieves 40% wider bandwidth than competitive antennas, the TW4037 supports 1 dB RHCP received power across the full frequency. Additionally, the TW4037 has a dual stage Low Noise Amplifier (LNA) with a mid-section SAW that supports a great axial ratio across the full frequency.

Tallysman’s TW4037 is housed in an industrial grade weather-proof enclosure that can be surface mounted via magnet, screws or adhesive material.

For a very low power, low gain prefiltered antenna Tallysman are pleased to provide the TW4039.

TW4037 is amongst the lowest power devices available, requiring a typical current consumption of just 5.5 mA with constant characteristics over supply voltages from 2.5V to 16V – yet it still performs with an excellent noise figure.


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