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Which Amplifier Should You Use With Your HackRF? (2026 Guide)

Posted by GPIO Labs on

  Updated June 2026 The HackRF One covers 1 MHz to 6 GHz with both transmit and receive capability, and it remains one of the most versatile SDRs you can own. But its stock sensitivity and output power leave real performance on the table. The right external amplifier fixes both, and the wrong one can damage your SDR. This guide tells you exactly which amplifier to use for your setup, what it costs, and the precautions that protect your HackRF. Quick answer: which amplifier for your HackRF? Your use case Recommended product Key spec Price Receiving below 4 GHz (best...

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Shipping and Return Policy

Posted by GPIO Labs on

September 18, 2025 🇺🇸 Customers in the USA: GPIO Labs Products Remain Duty-Free Under USMCA  (No Tariffs)   June 30, 2025 Shipping from Canada to the USA is taking longer as of May 2025 due to increased number of inspections of all shipped goods at the border. Please select priority or DHL shipping for faster deliveries.  Our products are made in Canada and ship from Toronto. For shipments to the USA we use USPS in Canada we use Canada Post outside of USA or Canada we use PostNL or APC. These services are labeled Economy International We ship within 5 business...

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Helium Amplifier Benchmarking

Posted by GPIO Labs on

Last update on April 23, 2022 We've got some prototypes of our new Helium amplifier in-house and they are currently being tested. Over the past month we have been studying the performance of a Helium Miner with and without the amplifier. The miner is placed in the attic with the stock plastic antenna that has 3 dBi gain. Test Results We looked at the RSSI vs SNR values for one particular hotspot's beacons over time. Here are the results with and without the amplifier       The measured gain of the amplifier (in the lab) is about 13 dB...

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Hydrogen Line (1420 MHz) Pre-filtered LNA

Posted by GPIO Labs on

Jarek presented his work at the Canada Wide Science Fair on the use of Software-Defined Radio to detect 1420 MHz radio waves from outer space.

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Notch Filter Comparisons

Posted by GPIO Labs on

KIELYDILE has written a Blog post comparing Notch Filters.

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