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Overview of USAF MARS Digital Operations for Effective Communication Networks

This overview highlights the digital operations of the USAF MARS (Military Auxiliary Radio System), detailing networks such as NEM1 and NEM2 for mixed-mode voice and data communication. It covers key components like the Transcon Radio Relay (TRR) and Transcon Pactor Network (TPN), emphasizing their functionality in linking and forwarding messages. Training sessions and operational schedules are outlined, alongside software resources like Winlink 2000. This information is crucial for enhancing preparedness and efficiency in military communications.

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Overview of USAF MARS Digital Operations for Effective Communication Networks

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  1. USAF MARS Digital Operations Dave Webb AFA2HV/AFE2DM NE Division Digital Networks Manager September 21, 2013

  2. Overview • NEM 1 & 2 - Northeast Mixed Mode voice and data network. • TRR – Transcon Radio Relay network – Manned net run keyboard to keyboard digital format • TPN – Transcon Pactor Netowrk –Unmanned network of bulletinboard stations automatically forwarding messages. • ALE – Automatic Link Establishment – Stations using Military Standard software for automatically linking and sending messages. • W2K – Winlink 2000 – Email over radio.

  3. MIXED MODE NETWORKS NEM1 – daily at 0900 ET NEM2 – daily at 1900 ET Training for digital operation NEDTM1 – Tuesday 2000 ET

  4. Transcon Radio Relay Net • (TRR) • Operates in MFSK16 – Multiple Frequency Shift Keying with 16 tones. • Operates 7 days a week • 1000 to 1100 ET on channel TVE • 1900 to 2100 ET on channel TVE • Alternate channel is TVG

  5. TRANSCON PACTOR NETOWRK Based on the legacy BBS system and is used only by AF MARS. HF message centers in the NE Division. AFB2MC – TPE AFC2MC – TPE Pactor I TAC Winmor AFE3MC – TPE

  6. Winlink 2000 (All MARS services) • Software (RMS Express) is available from • http://www.winlink.org • There is a Yahoo Tech Group: MARS_Winlink • Connects automatically with Winlink 2000 stations via HF. VHF links available in some areas. • Connects via internet using Telnet protocol. • Winmor TNC included in RMS Express for sound card operation.

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