Reference Designs by GEYER

With their Reference Designs Program, the Geyer Design & Test Center offers you an overview of Geyer Frequency Control Products for use in Chipsets on EVA boards of well-known suppliers.  Their Reference Designs support you with a selection of suitable components, saving you development time and costs to secure a perfect communication in the IoT, M2M, Smart City and industrial application world.


Some examples for SEMTECH products:

X1238 High Power Transceiver

The SX1238 is a fully integrated ISM band transceiver optimized for use in the (FCC Part 15) 915 MHz band in the US and 868 MHz band in Europe.

Please find here the Reference Design identifying the appropriate GEYER Crystal: 32.0 MHz KX-4 (1.6×1.2mm) 12.84804

SX1276/77/78/79 and SX1272/73

The SX1276/77/78/79 and the SX1272/73 transceivers feature the LoRa® long range modem that provides ultra-long range spread spectrum communication and high interference immunity for 137 MHz to 1020 MHz band.

Please find here the Reference Design identifying the appropriate GEYER Crystals: 32.0 MHz KX-7 and KX-7T (3.2×2.5mm) 12.60030, 12.88562, 12.88599.


Information on controllers from various manufacturers can be found on the GEYER website.

GEYER can provide appropriate samples at short notice for your new designs. We look forward to hearing from you to find out more about your crystal requirements.