SI5351 WSPR Transmitter with TCXO and GPS for Stable Frequency Sync Auto QTH Locator 23dBm Output

Manual Click here to openNote 1 This product has a protection mechanism The GPS antenna should be placed outdoors where it can receive a signal It is not recommended to use it indoors as it will restart if it cannot receive a GPS signal 2 The machine does not have a built in LPF If players need to reduce harmonic interference you need to use your own LPF 3 Do not use fast chargers or chargers with fast charging protocols as this may damage the chip A standard 5V power supply is sufficient Description A small hardware device for transmitting WSPR messages based on the SI5351 IC The device has a built in TCXO to eliminate SI5351 frequency drift a built in GPS module for operation with active GPS antennas transmission time synchronization and automatic QTH locator calculation and buffer amplifier based on a 74ACT244 IC More detail Please visit website http www wsprnet org Specification Size 50 20 63 not include connector RF connectors SMAFeed line 50 Ohm coaxial cableGPS antenna type active externalMaximum output power 23 dBmSupply voltage USB 5VFrequency range 1 30MHzNote After configuring the call sign grid GPS is used by default and frequency through the serial port it can be used without the need for external software or code Package Included 1 x Unit1 x GPS antenna1 x Type c cable