Update transmit.py fix doppler calc

master-bf-pre
Alan Johnston 2 days ago committed by GitHub
parent 29aec6a322
commit 27ba9793a0
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GPG Key ID: B5690EEEBB952194

@ -539,25 +539,26 @@ def update_doppler(fm="yes"):
tx_doppler_shift = vfoB_frequency - tx_center
rx_doppler_shift = (rx_center/tx_center) * tx_doppler_shift
new_tx_frequency = vfoB_frequency
new_rx_frequency = tx_center + rx_doppler_shift
new_rx_frequency = rx_center + rx_doppler_shift
print("Calculating RX frequency using offset from TX frequency!")
print(f"Tx Doppler Shift: {tx_doppler_shift :.0f}")
print(f"Rx Doppler Shift: {rx_doppler_shift :.0f}")
print(f"Tx Doppler Shift: {tx_doppler_shift:.0f} Frequency: {new_tx_frequency:.0f}")
print(f"Rx Doppler Shift: {rx_doppler_shift:.0f} Frequency: {new_rx_frequency:.0f}")
if (tx_doppler_freq_hz != new_tx_frequency) or (rx_doppler_freq_hz != new_rx_frequency):
tx_doppler_freq_hz = new_tx_frequency
rx_doppler_freq_hz = new_rx_frequency
print(f"Tx Doppler shift: {tx_doppler_freq_hz:.0f}")
print("Applying Doppler shift!")
# print(f"Tx Doppler shift: {tx_doppler_freq_hz:.0f}")
# rx_doppler_freq_hz = rx_doppler_start_hz + rx_doppler_shift_hz
print(f"Tx Doppler shift: {tx_doppler_freq_hz:.0f}")
# print(f"Tx Doppler shift: {tx_doppler_freq_hz:.0f}")
if (fm != "no"):
rx = "{:.4f}".format(rx_doppler_freq_hz/1e6)
if (mode != 'e'):
tx = "{:.4f}".format(tx_doppler_freq_hz/1e6)
print(tx)
# print(tx)
program_fm(rx,tx,rxpl_value,sq,txpl_value)
else:
print("No frequency changes!")
print("Not applying Doppler shift!")
except Exception as e:
print(f"An error occurred: {e}")
print("update_doppler failed")

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