Sounds about right. Sent from my iPhone
> On Feb 12, 2018, at 5:20 PM, Jonathan B <johnny...@gmail.com> wrote: > > Hi Marcus, > > Thanks! Didn't realise there was a larger range for the B2xx family. At 60dB > it seems to perform as well as 20dB on the N210. Is that normal? > > But either way - something I can work with. Thanks. > > Virus-free. www.avast.com > > 2018-02-09 20:53 GMT+01:00 Marcus D. Leech via USRP-users > <usrp-users@lists.ettus.com>: >>> On 02/09/2018 02:48 PM, Jonathan B via USRP-users wrote: >>> Hi Jeff, >>> >>> Thanks for the response. >>> >>> In both cases a gain of 20dB. >>> >>> Best, >>> Jonathan >> The total gain-control range on the B2xx family is larger (80dB) than on the >> cards used on X3xxx, N2xx, etc (typically 30.5dB) >> >> Try larger gain values on the B210, like 40 or 50dB. >> >> >>> >>>> On Feb 9, 2018 8:23 PM, "Jeff Long via USRP-users" >>>> <usrp-users@lists.ettus.com> wrote: >>>> What are you using for gain settings? >>>> >>>>> On 02/09/2018 01:09 PM, Jonathan B via USRP-users wrote: >>>>> Hi everyone, >>>>> >>>>> I seem to be having issues with the B210 transmitting at an incredibly >>>>> low power. >>>>> >>>>> I seem to be getting a 60db difference at the receiver (spectrum >>>>> analyzer) between the B210 and N210 with perfectly identically configured >>>>> transmissions using the simple uhd "tx_waveform" example program. >>>>> >>>>> Has anyone experienced such an issue. I have two B210s that seem to be >>>>> acting the same way. >>>>> >>>>> Thanks in advance. >>>>> >>>>> Best Regards, >>>>> Jonathan >>>>> >>>>> ----------------------------------------- >>>>> >>>>> Probe Output of the B210: >>>>> >>>>> -- Loading firmware image: C:\Program >>>>> Files\GNURadio-3.7\share\uhd\images\usrp_b200_fw.hex... >>>>> -- Detected Device: B210 >>>>> -- Loading FPGA image: C:\Program >>>>> Files\GNURadio-3.7\share\uhd\images\usrp_b210_fpga.bin... done >>>>> -- Operating over USB 3. >>>>> -- Detecting internal GPSDO.... No GPSDO found >>>>> -- Initialize CODEC control... >>>>> -- Initialize Radio control... >>>>> -- Performing register loopback test... pass >>>>> -- Performing register loopback test... pass >>>>> -- Performing CODEC loopback test... pass >>>>> -- Performing CODEC loopback test... pass >>>>> -- Setting master clock rate selection to 'automatic'. >>>>> -- Asking for clock rate 16.000000 MHz... >>>>> -- Actually got clock rate 16.000000 MHz. >>>>> -- Performing timer loopback test... pass >>>>> -- Performing timer loopback test... pass >>>>> _____________________________________________________ >>>>> / >>>>> | Device: B-Series Device >>>>> | _____________________________________________________ >>>>> | / >>>>> | | Mboard: B210 >>>>> | | revision: 4 >>>>> | | product: 2 >>>>> | | serial: 3113A66 >>>>> | | name: MyB210 >>>>> | | FW Version: 8.0 >>>>> | | FPGA Version: 14.0 >>>>> | | >>>>> | | Time sources: none, internal, external, gpsdo >>>>> | | Clock sources: internal, external, gpsdo >>>>> | | Sensors: ref_locked >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | RX DSP: 0 >>>>> | | | >>>>> | | | Freq range: -8.000 to 8.000 MHz >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | RX DSP: 1 >>>>> | | | >>>>> | | | Freq range: -8.000 to 8.000 MHz >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | RX Dboard: A >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | RX Frontend: A >>>>> | | | | Name: FE-RX2 >>>>> | | | | Antennas: TX/RX, RX2 >>>>> | | | | Sensors: temp, rssi, lo_locked >>>>> | | | | Freq range: 50.000 to 6000.000 MHz >>>>> | | | | Gain range PGA: 0.0 to 76.0 step 1.0 dB >>>>> | | | | Bandwidth range: 200000.0 to 56000000.0 step 0.0 Hz >>>>> | | | | Connection Type: IQ >>>>> | | | | Uses LO offset: No >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | RX Frontend: B >>>>> | | | | Name: FE-RX1 >>>>> | | | | Antennas: TX/RX, RX2 >>>>> | | | | Sensors: temp, rssi, lo_locked >>>>> | | | | Freq range: 50.000 to 6000.000 MHz >>>>> | | | | Gain range PGA: 0.0 to 76.0 step 1.0 dB >>>>> | | | | Bandwidth range: 200000.0 to 56000000.0 step 0.0 Hz >>>>> | | | | Connection Type: IQ >>>>> | | | | Uses LO offset: No >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | RX Codec: A >>>>> | | | | Name: B210 RX dual ADC >>>>> | | | | Gain Elements: None >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | TX DSP: 0 >>>>> | | | >>>>> | | | Freq range: -8.000 to 8.000 MHz >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | TX DSP: 1 >>>>> | | | >>>>> | | | Freq range: -8.000 to 8.000 MHz >>>>> | | _____________________________________________________ >>>>> | | / >>>>> | | | TX Dboard: A >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | TX Frontend: A >>>>> | | | | Name: FE-TX2 >>>>> | | | | Antennas: TX/RX >>>>> | | | | Sensors: temp, lo_locked >>>>> | | | | Freq range: 50.000 to 6000.000 MHz >>>>> | | | | Gain range PGA: 0.0 to 89.8 step 0.3 dB >>>>> | | | | Bandwidth range: 200000.0 to 56000000.0 step 0.0 Hz >>>>> | | | | Connection Type: IQ >>>>> | | | | Uses LO offset: No >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | TX Frontend: B >>>>> | | | | Name: FE-TX1 >>>>> | | | | Antennas: TX/RX >>>>> | | | | Sensors: temp, lo_locked >>>>> | | | | Freq range: 50.000 to 6000.000 MHz >>>>> | | | | Gain range PGA: 0.0 to 89.8 step 0.3 dB >>>>> | | | | Bandwidth range: 200000.0 to 56000000.0 step 0.0 Hz >>>>> | | | | Connection Type: IQ >>>>> | | | | Uses LO offset: No >>>>> | | | _____________________________________________________ >>>>> | | | / >>>>> | | | | TX Codec: A >>>>> | | | | Name: B210 TX dual DAC >>>>> | | | | Gain Elements: None >>>>> >>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> >>>>> Virus-free. www.avast.com >>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> >>>>> >>>>> >>>>> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> >>>>> >>>>> >>>>> _______________________________________________ >>>>> USRP-users mailing list >>>>> USRP-users@lists.ettus.com >>>>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >>>>> >>>> >>>> _______________________________________________ >>>> USRP-users mailing list >>>> USRP-users@lists.ettus.com >>>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >>> >>> >>> _______________________________________________ >>> USRP-users mailing list >>> USRP-users@lists.ettus.com >>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >> >> >> _______________________________________________ >> USRP-users mailing list >> USRP-users@lists.ettus.com >> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >> >
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