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Andreas Eversberg andreas at eversberg.euTom Tsou wrote: > Yes, that is expected behavior. There will be power output as long as > the slot is enabled. Right now the only way to turn off transmission > is to disable the slot. -TT hi thomas, in case of TRX 0, osmo-bts always sends bursts, even on idle bursts. it sends dummy bursts in this case. i suggest that there is no RF power in case of TRX>0 for each single burst, that is not sent from osmo-bts. the reasons are: - one TCH/H channel of one TS may be in use, so the other channel should be disabled, to reduce noise on the spectrum. - DRX (in the future) might be used to reduce noise on the spectrum. - SACCH is disabled when leaving dedicated mode, so the MS runs into radio link timeout, if the release message does not go through or some error occurs. i think about three solutions to make make osmo-trx send no RF power per burst: 1. omso-bts does not send any burst to osmo-trx 2. sends a dummy burst with lowest possible power indication (pwr=255) 3. sends a burst with zero length data (only the 6 bytes header) i prefer the first solution. best regards, andreas