release v1.3.2

• new improved recorder interface
  • default filename has current time and date by default
  • allows to specify duration in seconds, minutes and hours by separate sliders
  • thanks to @EA5JQP

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.3.1

• fixed wav file header for the recorded wav files
  • recorded files can now be opened and played on any music player application
  • no need to import raw in Audacity as well

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.3.0

• ✨ new audio AGC and clipping remover ✨
  • during audio recording it automatically adjusts the gain from 1 to 255
  • additionally it removes audio clipping if it was to occur
  • you can test it by recording audio samples from the radio while turning the radio volume knob up and down
  • the AGC gain value persists through recordings as it auto-calibrates so it should work with any radio

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.2.1

• ✨ new audio recorder algorithm ✨
  • When activated, the audio recorder will be on standby and will only record when the squelch is open. Please note that the audio record task will not persist device reboot or deep-sleep.
  • up-to 16h of record length
  • this opens up new use cases for monitoring, as user can set the radio in scan mode, enable the recorder and leave the device for hours or even days. the ESPRI will only record radio activity (squelch must be open) so user can review what has been recorded later

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.2.0

• improve audio record quality
• increase file upload max size to 50MB
• increase sd max filename length to 255 chars
• change default volume levels to improve audio quality and prevent over-reactive squelch

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.1.4

• slight UI changes
• refresh btn in files browser

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.1.3

• file deletion support from web client

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.1.2

• transmit wav file button in Files browser
  • allows to transmit listed wav files on demand

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.1.1

• audio recorder changes
  • max duration changed from 10s to 30s
  • user can selected where to store the samples (sd or flash)

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here

release v1.1.0

• file browser support for:
  • list all files and folders
  • different storage types:
    • sd card
    • flash storage
  • file download feature

file upload support for storage types:

• sd card
• flash storage

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• To flash run: esptool.py write_flash 0x0 espri.bin
• Read the Online Manual (Wiki) for instructions here