Icom M803 HF/SSB Recommended Ferrite Placement
See the following diagram for locations of ferrites in a complete M803 installation, including optional Pactor modem.
m803 noise suppression diagram
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Tech Note: Icom M803 Pactor Modem Connections Update (April 2020)
In communication with Icom, Sailmail, and Farallon Electronics, Sea-Tech Systems has updated the requirements for connecting a Pactor Modem to the new Icom M803 Marine HF/SSB Transceiver. The change affects cabling requirements, as well as menu ...
Tech Note: M803/Pactor AirMail Settings
These are the standard settings for successfully configuring Airmail to connect to a P4-Dragon Pactor modem and Icom M803 HF/SSB Radio. (Note your COM port may be different depending on your hardware) airmail settings
Is the Icom M803 Radio NTIA Certified
At this time the M803 is not NTIA certified (per Icom, as of 11/11/2022)
SSB BackStay Antenna Wire Clamps
You can order any size of clamp for the backstay antenna connection from e-Rigging.com https://www.e-rigging.com/half-inch-Stainless-Wire-Rope-Clip 316SS Marine Grade 3/32" to 3/4" sizes $2-40 per clamp Stainless Steel Wire Rope Clip - Type 316 cast ...
Installation Diagram: Sea-Tech Marine Cellular Booster Kit
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