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| Line 8: |
Line 8: |
| !Power Measurements | | !Power Measurements |
| !Airband Noise | | !Airband Noise |
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| |Reference Noise Chart showing some aviation activity as peaks that stick out far above the noise floor.
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| |[[File:Screen Shot 2022-06-08 at 8.25.00 AM.png|300x300px]]
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| |-
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| | Aero USB-A single port (no longer available at Spruce)
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| | [[File:Screen Shot 2023-04-04 at 8.01.27 AM.png|100x100px]]|| $459||
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| |no||28V input
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| 2.5A output
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| |[https://aithreaviation.com/products/aithre-usb Aithre USB-A dual port]
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| |[[File:Screen Shot 2023-04-04 at 7.34.44 AM.png|100x100px]]
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| |$150
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| |no
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| |Dual 5V 2.5 Amp (12.5 Watts each)
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| Uses Automotive TI LM53625 chip
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| |[https://www.altronics.com.au/p/p0694-switch-style-panel-mount-3.1a-dual-usb-charger/ Altronics P0694]
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| |[[File:Screen Shot 2023-04-04 at 7.35.52 AM.png|100x100px]]
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| |$40
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| |Rocker switch style panel cutout 21.5 mm x 36.5 mm
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| |no
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| |12/24 V input
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| 5V 4.2A DC max current (shared between ports)
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| |-
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| | [https://www.bluesea.com/products/category/30/USB_Chargers Blue Sea USB ports]
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| |[[File:Screen Shot 2023-04-04 at 7.37.47 AM.png|100x100px]]|| $27||
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| |no||12/24V input
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| 5V output
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| 2.1/2.4A per port
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| |-
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| | [https://commitlift.com/ Commit Lift USB-A dual port]
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| |[[File:Screen Shot 2023-04-04 at 7.38.51 AM.png|100x100px]]|| $70||
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| |no||12V input
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| 5V output
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| 2.2A
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| 12W per port (Apple compatible)
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| |-
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| | [https://www.aircraftspruce.com/catalog/inpages/eicrgr30p-usb.php Electronics International USB-A 4-port]
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| |[[File:Screen Shot 2023-04-04 at 7.39.52 AM.png|100x100px]]|| $179|| mounts in standard
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| 2 1/4" round hole
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| |no
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| |14V / 28V input
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| 2.1 A (6A total on the 4 charge ports)
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| | [https://www.guardianavionics.com/smartpower-usb-power-supply-smartplane-system Guardian Smartpower series]
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| |[[File:Screen Shot 2023-04-04 at 7.41.31 AM.png|100x100px]]|| $269||
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| | yes (on C port)||5-12V ouput
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| 3.2A
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| |- | | |- |
| | [https://www.garmin.com/en-US/p/647247/pn/010-02201-10 Garmin GSB-15 USB-A dual port] | | | [https://www.garmin.com/en-US/p/647247/pn/010-02201-10 Garmin GSB-15 USB-A dual port] |