![NTSB recommends that Part 91, 121, and 135 aircraft should be equipped with FDM – General Avionics, Inc. NTSB recommends that Part 91, 121, and 135 aircraft should be equipped with FDM – General Avionics, Inc.](https://www.appareo.com/wp-content/uploads/2018/03/FDM-blog-header.png)
NTSB recommends that Part 91, 121, and 135 aircraft should be equipped with FDM – General Avionics, Inc.
![I hade t fired up my printer in a while. The aftermarket prices for Garmin live scope poles are outrageous. Naw I'll just print parts to use a small expendable painters pole. : I hade t fired up my printer in a while. The aftermarket prices for Garmin live scope poles are outrageous. Naw I'll just print parts to use a small expendable painters pole. :](https://preview.redd.it/i-hade-t-fired-up-my-printer-in-a-while-the-aftermarket-v0-ymovuc00gtaa1.jpg?auto=webp&s=c8ef2fc1969d27694a539a121158ed3fa097ad07)
I hade t fired up my printer in a while. The aftermarket prices for Garmin live scope poles are outrageous. Naw I'll just print parts to use a small expendable painters pole. :
![Xantrex Heart FDM-12-25 Remote Panel, Battery Status & Freedom Inverter/Charger Remote Control - BOEMarine.com Xantrex Heart FDM-12-25 Remote Panel, Battery Status & Freedom Inverter/Charger Remote Control - BOEMarine.com](https://www.boemarine.com/media/catalog/product/cache/148d98b89d33ed3c8e06a6aa45a308c3/1/0/10850XL__44379.jpeg)
Xantrex Heart FDM-12-25 Remote Panel, Battery Status & Freedom Inverter/Charger Remote Control - BOEMarine.com
![The validity of activity trackers is affected by walking speed: the criterion validity of Garmin Vivosmart® HR and StepWatch™ 3 for measuring steps at various walking speeds under controlled conditions [PeerJ] The validity of activity trackers is affected by walking speed: the criterion validity of Garmin Vivosmart® HR and StepWatch™ 3 for measuring steps at various walking speeds under controlled conditions [PeerJ]](https://dfzljdn9uc3pi.cloudfront.net/2020/9381/1/fig-1-full.png)