From f69cfa5316131a6eefa4362aa8b9de880bfbf908 Mon Sep 17 00:00:00 2001 From: drowe67 Date: Wed, 28 Jan 2015 20:41:57 +0000 Subject: [PATCH] test report after testing OTA by Matt, VK5ZM git-svn-id: https://svn.code.sf.net/p/freetel/code@2030 01035d8c-6547-0410-b346-abe4f91aad63 --- smartmic/SM1000-C/testplan.txt | 5 +++ smartmic/SM1000-D/change-log-D.txt | 33 ++++++++++++++++++ ...v0.1.ppt => sm001- Block Diagram v0.1.ppt} | Bin ... - use cases.txt => sm002 - use cases.txt} | 0 smartmic/doc/sm003 - vk5zm user testing.txt | 26 ++++++++++++++ 5 files changed, 64 insertions(+) rename smartmic/doc/{smartmic001- Block Diagram v0.1.ppt => sm001- Block Diagram v0.1.ppt} (100%) rename smartmic/doc/{smartmic002 - use cases.txt => sm002 - use cases.txt} (100%) create mode 100644 smartmic/doc/sm003 - vk5zm user testing.txt diff --git a/smartmic/SM1000-C/testplan.txt b/smartmic/SM1000-C/testplan.txt index 97c3a9ba..23034b42 100644 --- a/smartmic/SM1000-C/testplan.txt +++ b/smartmic/SM1000-C/testplan.txt @@ -33,6 +33,11 @@ $ rec -r 8000 -s -2 -c 1 -t raw - trim 0 10 | ./freedv_rx - - | sox -t raw -r 80 TODO ---- +[ ] adcdac_ut works + + plays sine wave until S2 pressed + + then mic signal echoes to speaker (wtahcout for howling feedback) + +TODO: (need more detail, pass/fail conditions) [ ] set up procedure to get levels right/minimise distortion on TX diff --git a/smartmic/SM1000-D/change-log-D.txt b/smartmic/SM1000-D/change-log-D.txt index 01b0c7c2..118aefa3 100644 --- a/smartmic/SM1000-D/change-log-D.txt +++ b/smartmic/SM1000-D/change-log-D.txt @@ -90,3 +90,36 @@ Further Work 1. [ ] Should R46 be log? Last half of travel makes very little difference to subjective volume. 2. [ ] Item 13 above, noise from LM386 +3. [ ] Wiki with common pin outs of CN12 + [ ] label schematic near CN12 to make working out nets easier + [ ] examples of how to connect grounds when AF out is on RJ45 + [ ] Matt " for fat fingers rather fiddly" + + can we make it larger? + [ ] labels near R52, R47, R42, R46 on sch that match overlay and enclosure + +Matt testing 28 Jan 2015 +------------------------ + + + First SM1000 OTA SM1000 QSO between VK5AKH (Andy) and VK5ZM (Matt) at + Matt's QTH. Matt connected the SM1000 to his IC706. 2130 SA time + + 0. Connected up patch panel, used rig mic, ptt, rig spkr through RJ45. + spkr and ptt had common ground which required and extra grnd jumper. + Matt " for fat fingers rather fiddly". Would be good to doucment this + for common radios. + 1. While monitoring with FT817 found similar slope on spectrum/scatter + diagram to IC7200 + + HF modem tones around 2000 Hz attenutaed by several dB + + get to the bottom of tx slope, say with test signal + 2. Andy sounded a bit distorted on rx + + Backed off his mic level and was better + 3. Matt lugged in a Heil headset, had to reduce mic gain, clipping led + was very useful. No noise issues. Mic gain trimmer was a little too + sensitive. Suggest multiturn trimmer. + 4. Analog mode works OK once mic gain adjusted. Tip: do mic level adj + in analog mode, then dig should be OK. + 5. Switching an to dig worked OK, levels OK. + 6. AF gain of IC720 was slaved to the AF out in RJ45. So trap is turning + down AF gain stopped FreeDV, turning up led to clipping. + 7. Secondary use is analog processing. Move sliders to adf filters, + look at audio spectra with white noise or chirp, monitor on 2nd radio. diff --git a/smartmic/doc/smartmic001- Block Diagram v0.1.ppt b/smartmic/doc/sm001- Block Diagram v0.1.ppt similarity index 100% rename from smartmic/doc/smartmic001- Block Diagram v0.1.ppt rename to smartmic/doc/sm001- Block Diagram v0.1.ppt diff --git a/smartmic/doc/smartmic002 - use cases.txt b/smartmic/doc/sm002 - use cases.txt similarity index 100% rename from smartmic/doc/smartmic002 - use cases.txt rename to smartmic/doc/sm002 - use cases.txt diff --git a/smartmic/doc/sm003 - vk5zm user testing.txt b/smartmic/doc/sm003 - vk5zm user testing.txt new file mode 100644 index 00000000..5bb4a2c2 --- /dev/null +++ b/smartmic/doc/sm003 - vk5zm user testing.txt @@ -0,0 +1,26 @@ +Testing SM1000 OTA at Matt's House 28 Jan 2015 +---------------------------------------------- + + + First SM1000 OTA SM1000 QSO between VK5AKH (Andy) and VK5ZM (Matt) at + Matt's QTH. Matt connected the SM1000 to his IC706. 2130 SA time + + 0. Connected up patch panel, used rig mic, ptt, rig spkr through RJ45. + spkr and ptt had common ground which required and extra grnd jumper. + Matt " for fat fingers rather fiddly". Would be good to doucment this + for common radios. + 1. While monitoring with FT817 found similar slope on spectrum/scatter + diagram to IC7200 + + HF modem tones around 2000 Hz attenutaed by several dB + + get to the bottom of tx slope, say with test signal + 2. Andy sounded a bit distorted on rx + + Backed off his mic level and was better + 3. Matt lugged in a Heil headset, had to reduce mic gain, clipping led + was very useful. No noise issues. Mic gain trimmer was a little too + sensitive. Suggest multiturn trimmer. + 4. Analog mode works OK once mic gain adjusted. Tip: do mic level adj + in analog mode, then dig should be OK. + 5. Switching an to dig worked OK, levels OK. + 6. AF gain of IC720 was slaved to the AF out in RJ45. So trap is turning + down AF gain stopped FreeDV, turning up led to clipping. + 7. Secondary use is analog processing. Move sliders to adf filters, + look at audio spectra with white noise or chirp, monitor on 2nd radio. -- 2.25.1