Luc If the driver decodes a packet, it still does not jump to the next hop frequency. It jumps from 10 to 46 instead of jumping from 10 to 49.
18:50:40.299734 Hop: {ChannelIdx:38 ChannelFreq:921414856 FreqError:74} 18:50:42.862026 ID:0 packet missed (16), missed per freq: [0 0 0 1 0 1 0 0 1 0 0 0 0 1 0 0 1 0 0 1 0 0 1 0 0 1 0 1 0 1 0 0 1 0 0 0 1 0 1 0 0 1 0 0 1 0 0 1 0 0 0] 18:50:42.862226 Hop: {ChannelIdx:10 ChannelFreq:907365843 FreqError:74} 18:50:45.360001 5000BEFF7100D714 2 0 0 0 0 msg.ID=0 18:50:45.360130 Hop: {ChannelIdx:46 ChannelFreq:925428860 FreqError:62} 18:50:47.987178 ID:0 packet missed (1), missed per freq: [0 0 0 1 0 1 0 0 1 0 0 0 0 1 0 0 1 0 0 1 0 0 1 0 0 1 0 1 0 1 0 0 1 0 0 0 1 0 1 0 0 1 0 0 1 0 1 1 0 0 0] 18:50:47.987429 Hop: {ChannelIdx:18 ChannelFreq:911379847 FreqError:62} 18:50:50.549197 ID:0 packet missed (2), missed per freq: [0 0 0 1 0 1 0 0 1 0 0 0 0 1 0 0 1 0 1 1 0 0 1 0 0 1 0 1 0 1 0 0 1 0 0 0 1 0 1 0 0 1 0 0 1 0 1 1 0 0 0] Rich On Sunday, March 24, 2019 at 7:24:17 AM UTC-4, ljm.h...@gmail.com wrote: > > 2019-03-24 NEW RELEASE rtldavis > > main.go version 0.10 (commit 5858894) > protocol.go version 0.9 (commit e8ff83d) > > Changes: > > - Fixed wrong calculation of next hop index in some situations. > > - Addaed presentation of missed number of messages per channel. > Note: The missed number of messages should be spread equaly over the > channels. > When some channels have much higher error numbers than average, > this may indicate a not optimal channel frequency. > > - Added frequency correction. > Note: Each RTL-SDR device will have its own frequency error. > The same with the Davis equipment: each Davis transmitter will haave its > own frequency error. > Also each frequency channel will have its own frequency error. > protocol.go version 9 calculates per Davis transmitter and per channel > the average frequency error over the last 10 occurrences and use this > value to correct > the next frequency for the next time the same transmitter and frequency > channel is selceted. > > - Updated channel frequencies EU and US > Based upon recent test values. > > Luc >