NB Transponder

This forum is for the NB transponder

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    2. High SWR after a few seconds of TX -- rain? 16

      • OM3BD
    3. Replies
      16
      Views
      5.2k
      16

    4. DB2OS

    2. Transmissions on 10489.668 MHz 44

      • DL1QC
    3. Replies
      44
      Views
      27k
      44

    4. DL9DAC

    2. 2.4 GHz signal attenuation in summer 3

      • HB9SKA
    3. Replies
      3
      Views
      1.8k
      3

    4. HB9SKA

    2. EA4GPZ: First tests of a narrowband data modem for QO-100 27

      • DH2VA
    3. Replies
      27
      Views
      13k
      27

    4. DJ0MY

    2. Expected SN with a 80cm dish on NB transponder 40

      • EA4GQY
    3. Replies
      40
      Views
      18k
      40

    4. DJ0MY

    2. AMSAT-BR QO-100 FT8 QRPp Experiment 39

      • PY2SDR
    3. Replies
      39
      Views
      19k
      39

    4. DB8TF

    2. FT8 and FT4 on QO-100 5

      • DH2VH
    3. Replies
      5
      Views
      7.2k
      5

    4. 4S7AB

    2. Some QRP-Tests in JT65 through QO-100 12

      • DK8KW
    3. Replies
      12
      Views
      5.2k
      12

    4. BG0AUB

    2. Question about SNR measurement in SDRConsole 10

      • PY4ZBZ
    3. Replies
      10
      Views
      7k
      10

    4. PY4ZBZ

    2. Digital Tests on NB Transponder 42

      • G3WDG
    3. Replies
      42
      Views
      23k
      42

    4. pe1itr

    2. NB passband monitoring 182

      • DK2ZF
    3. Replies
      182
      Views
      120k
      182

    4. dg0opk

    2. FM tranmision on 10.489.777 2

      • DD0KP
    3. Replies
      2
      Views
      1.8k
      2

    4. ik4idy

    2. QSB on the beacon signal? 17

      • MM0TWX
    3. Replies
      17
      Views
      7.8k
      17

    4. DH2VA

    2. FreeDV via QO-100 21

      • DD1US
    3. Replies
      21
      Views
      13k
      21

    4. DL4ZAB

    2. Nice signal on QO-100 waterfall ;-) 13

      • PY4ZBZ
    3. Replies
      13
      Views
      6k
      13

    4. PE1ANS

    2. S01WS 26

      • G4GIR
    3. Replies
      26
      Views
      13k
      26

    4. oe9dgv

    2. Pac-Man ? 4

      • F1TE
    3. Replies
      4
      Views
      3k
      4

    4. F1TE

    2. Zirkulator 12

      • DL5CN
    3. Replies
      12
      Views
      6.6k
      12

    4. G4EML

    2. Signal Quality! 5

      • M0EYT
    3. Replies
      5
      Views
      4.3k
      5

    4. EA4GPZ

    2. QO-100 setup for transceive operation 3

      • DF6LO
    3. Replies
      3
      Views
      6k
      3

    4. DF6LO

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