diff --git a/content/drone-stuff/_index.md b/content/drone-stuff/_index.md index f0a8e46..3efa13a 100644 --- a/content/drone-stuff/_index.md +++ b/content/drone-stuff/_index.md @@ -10,6 +10,7 @@ Click on a link in the list below to go to that page: 1. [A simple guide to PID control](../../drone-stuff/a-simple-guide-to-pid-control) 1. [Ardupilot setup checklist](../../drone-stuff/ardupilot-setup-checklist) +1. [FPV frequency chart](../../drone-stuff/fpv-frequency-chart) 1. [General RC tips](../../drone-stuff/general-rc-tips) 1. [Getting uninverted SBUS on a no-name FrSky-compatible receiver](../../drone-stuff/getting-uninverted-sbus-on-a-no-name-frsky-compatible-receiver) 1. [Getting uninverted SBUS/SmartPort on the FrSky XSR receiver](../../drone-stuff/getting-uninverted-sbus-smartport-on-the-frsky-xsr-receiver) diff --git a/content/drone-stuff/ardupilot-setup-checklist.md b/content/drone-stuff/ardupilot-setup-checklist.md index aa61f23..fba119c 100644 --- a/content/drone-stuff/ardupilot-setup-checklist.md +++ b/content/drone-stuff/ardupilot-setup-checklist.md @@ -91,24 +91,11 @@ The values in this section are specific to the Omnibus F4, but the settings aren ## Tuning the TECS -To [tune the TECS](https://ardupilot.org/plane/docs/tecs-total-energy-control-system-for-speed-height-tuning-guide.html), follow this procedure: - -- [ ] Set `THR_MAX` to the max throttle you want the system to use in altitude controlled modes. -- [ ] Set `TRIM_ARSPD_CM` to the desired cruise air speed. -- [ ] Set `TRIM_THROTTLE` to fly at `TRIM_ARSPD_CM` while level. -- [ ] Set `TECS_PITCH_MAX` to the maximum angle that can achieve `TRIM_ARSPD_CM` at `THR_MAX`, and set `TECS_CLMB_MAX` to the maximum climb rate. -- [ ] Set `TECS_PITCH_MIN` and `TECS_SINK_MAX`. - +To tune the TECS, read the [TECS tuning guide]](https://ardupilot.org/plane/docs/tecs-total-energy-control-system-for-speed-height-tuning-guide.html). It's very well-written and comprehensible. Note the maximum pitch up/down you want your plane to fly at (depending on the max vertical speed you want), and tune based on that. ## In the field - [ ] Run an autotune. -- [ ] Note a comfortable airspeed so you can tune `TRIM_ARSPD_CM` later. -- [ ] Note your stall airspeed so you can set `ARSPD_FBW_MIN` later. -- [ ] Note your maximum airspeed at `THR_MAX` so you can set `ARSPD_FBW_MAX` later. -- [ ] Fly and check at what max pitch angle up you can achieve `TRIM_ARSPD_CM` with throttle at `THR_MAX`. -- [ ] Fly and check at what max pitch angle down you can achieve `TRIM_ARSPD_CM` with throttle at 0, so you can set `TECS_PITCH_MIN`. -- [ ] Note the throttle percentage that will fly at `TRIM_ARSPD_CM` while level (so you can tune `TRIM_THROTTLE` later). - [ ] Fly in FBWA and see if you're gaining/losing altitude. Pitch up/down to fly level, check the pitch on the OSD, and use the formula `old_value+pitch*π/180` to get the new value (in radians). @@ -117,6 +104,6 @@ _(Many thanks to Michel Pastor for his help with everything in this note.)_ * * *

-Last updated on January 08, 2021. For any questions/feedback, +Last updated on January 09, 2021. For any questions/feedback, email me at hi@stavros.io.

diff --git a/content/drone-stuff/fpv-frequency-chart.md b/content/drone-stuff/fpv-frequency-chart.md new file mode 100644 index 0000000..ff35818 --- /dev/null +++ b/content/drone-stuff/fpv-frequency-chart.md @@ -0,0 +1,33 @@ ++++ +title = "FPV frequency chart" +weight = 3 +sort_by = "weight" +insert_anchor_links = "right" ++++ +If you're curious about which frequencies to use for video when there are multiple people flying FPV, as well as which bands are used by various manufacturers, here's a handy chart: + +[![FPV frequency chart](../../resources/48cfa1097ca847c5a9ff8229005e7f50.png)](../../resources/48cfa1097ca847c5a9ff8229005e7f50.png) + +It was made by [5zero7 RC](https://youtu.be/wScS5XloviM) with information from [a Propwashed article](https://www.propwashed.com/video-frequency-management/). + + +## Best channel groups + +Here are the best channel groups for each number of pilots, from the chart: + +- 2 pilots - E2 (5685), E6 (5905) +- 3 pilots - E2 (5685), F4 (5800), E6(5905) +- 4 pilots - E2 (5685), F2 (5760), F7 (5860) E6 (5905) +- 5 pilots - E2 (5685), F2 (5760), F4 (5800), F7 (5860), E6 (5905) +- IMD6C - R1 (5658), R2 (5695), F2 (5760), F4 (5800), E5 (5885) +- 6 pilots - E2 (5685), F1 (5740), F3 (5780), F5 (5820), F7 (5860), E6 (5905) +- IMD6C - R1 (5658), R2 (5695), F2 (5760), F4 (5800), F8 (5880), R8 (5917) + + + +* * * + +

+Last updated on January 09, 2021. For any questions/feedback, +email me at hi@stavros.io. +

diff --git a/content/drone-stuff/general-rc-tips.md b/content/drone-stuff/general-rc-tips.md index e9b12b1..5166712 100644 --- a/content/drone-stuff/general-rc-tips.md +++ b/content/drone-stuff/general-rc-tips.md @@ -1,6 +1,6 @@ +++ title = "General RC tips" -weight = 3 +weight = 4 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/getting-uninverted-sbus-on-a-no-name-frsky-compatible-receiver.md b/content/drone-stuff/getting-uninverted-sbus-on-a-no-name-frsky-compatible-receiver.md index a30122b..79f14d9 100644 --- a/content/drone-stuff/getting-uninverted-sbus-on-a-no-name-frsky-compatible-receiver.md +++ b/content/drone-stuff/getting-uninverted-sbus-on-a-no-name-frsky-compatible-receiver.md @@ -1,6 +1,6 @@ +++ title = "Getting uninverted SBUS on a no-name FrSky-compatible receiver" -weight = 4 +weight = 5 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/getting-uninverted-sbus-smartport-on-the-frsky-xsr-receiver.md b/content/drone-stuff/getting-uninverted-sbus-smartport-on-the-frsky-xsr-receiver.md index 505ceef..7bbe2b2 100644 --- a/content/drone-stuff/getting-uninverted-sbus-smartport-on-the-frsky-xsr-receiver.md +++ b/content/drone-stuff/getting-uninverted-sbus-smartport-on-the-frsky-xsr-receiver.md @@ -1,6 +1,6 @@ +++ title = "Getting uninverted SBUS/SmartPort on the FrSky XSR receiver" -weight = 5 +weight = 6 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/inav-tuning-tips.md b/content/drone-stuff/inav-tuning-tips.md index 23cc115..42d696f 100644 --- a/content/drone-stuff/inav-tuning-tips.md +++ b/content/drone-stuff/inav-tuning-tips.md @@ -1,6 +1,6 @@ +++ title = "INAV tuning tips" -weight = 6 +weight = 7 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/omnibus-f4-pro-servo-diode.md b/content/drone-stuff/omnibus-f4-pro-servo-diode.md index 2d0d1a1..a40534b 100644 --- a/content/drone-stuff/omnibus-f4-pro-servo-diode.md +++ b/content/drone-stuff/omnibus-f4-pro-servo-diode.md @@ -1,6 +1,6 @@ +++ title = "Omnibus F4 pro servo diode" -weight = 8 +weight = 9 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/omnibus-f4-v3-pinout.md b/content/drone-stuff/omnibus-f4-v3-pinout.md index 82f95d1..9628a09 100644 --- a/content/drone-stuff/omnibus-f4-v3-pinout.md +++ b/content/drone-stuff/omnibus-f4-v3-pinout.md @@ -1,6 +1,6 @@ +++ title = "Omnibus F4 V3 pinout" -weight = 7 +weight = 8 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/content/drone-stuff/transmitter-external-module-pinout.md b/content/drone-stuff/transmitter-external-module-pinout.md index 692859c..c93906f 100644 --- a/content/drone-stuff/transmitter-external-module-pinout.md +++ b/content/drone-stuff/transmitter-external-module-pinout.md @@ -1,6 +1,6 @@ +++ title = "Transmitter external module pinout" -weight = 9 +weight = 10 sort_by = "weight" insert_anchor_links = "right" +++ diff --git a/static/resources/48cfa1097ca847c5a9ff8229005e7f50.png b/static/resources/48cfa1097ca847c5a9ff8229005e7f50.png new file mode 100644 index 0000000..c5665ac Binary files /dev/null and b/static/resources/48cfa1097ca847c5a9ff8229005e7f50.png differ