Unique product that combines universal transformer, preamplifier, simply Low Pass Filter, Bias Tee, front-end protection and common-mode output filter.
Products
This is LILYGO TTGO T-Beam ver. 1.1 module with ESP32, LoRa 433 MHz or 868 MHz RF module, WiFi, Bluetooth, GPS, 18650 battery holder and I2C OLED display.
This is LILYGO TTGO LORA32 ver. 1.6 module with ESP32, LoRa 433 MHz or 868 MHz RF module, WiFi, Bluetooth and I2C OLED display.
This is a twisted pair of wires with an impedance of approximately 150 Ohms. Suitable for portable or permanent Bi-Dir beverage antenna installation.
Additional fan for SDR WEB-888 and TRX-DUO with dust filter and three speeds.
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